EntCommon.dll-deleted
This report is generated from a file or URL submitted to this webservice on November 3rd 2020 21:02:29 (UTC)
Guest System: Windows 7 64 bit, Professional, 6.1 (build 7601), Service Pack 1
Report generated by
Falcon Sandbox v8.45 © Hybrid Analysis
Incident Response
MITRE ATT&CK™ Techniques Detection
Indicators
Not all malicious and suspicious indicators are displayed. Get your own cloud service or the full version to view all details.
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Suspicious Indicators 1
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General
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Found a potential E-Mail address in binary/memory
- details
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Pattern match: "j@abc0vly_r.g12j"
Pattern match: "c@e86g.j"
Pattern match: "skg@z.reia"
Pattern match: "h@url..sjx"
Pattern match: "uhk@sa.teo"
Pattern match: "p@b6p4.lf"
Pattern match: "bxc@i.xxc"
Pattern match: "kf@-.0" - source
- File/Memory
- relevance
- 3/10
- ATT&CK ID
- T1114 (Show technique in the MITRE ATT&CK™ matrix)
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Found a potential E-Mail address in binary/memory
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Informative 10
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General
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Creates mutants
- details
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"\Sessions\1\BaseNamedObjects\Global\552FFA80-3393-423d-8671-7BA046BB5906"
"Local\x64_10MU_ACBPIDS_S-1-5-5-0-71401"
"Global\552FFA80-3393-423d-8671-7BA046BB5906"
"Local\ZonesLockedCacheCounterMutex"
"Global\MTX_MSO_Formal1_S-1-5-21-686412048-2446563785-1323799475-1001"
"Global\MTX_MSO_AdHoc1_S-1-5-21-686412048-2446563785-1323799475-1001"
"Local\x64_10MU_ACB10_S-1-5-5-0-71401"
"Local\ZonesCacheCounterMutex"
"\Sessions\1\BaseNamedObjects\Local\x64_10MU_ACBPIDS_S-1-5-5-0-71401"
"\Sessions\1\BaseNamedObjects\Local\x64_10MU_ACB10_S-1-5-5-0-71401"
"\Sessions\1\BaseNamedObjects\Local\ZonesCacheCounterMutex"
"\Sessions\1\BaseNamedObjects\Local\ZonesLockedCacheCounterMutex"
"\Sessions\1\BaseNamedObjects\Global\MTX_MSO_Formal1_S-1-5-21-686412048-2446563785-1323799475-1001"
"\Sessions\1\BaseNamedObjects\Global\MTX_MSO_AdHoc1_S-1-5-21-686412048-2446563785-1323799475-1001" - source
- Created Mutant
- relevance
- 3/10
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Loads rich edit control libraries
- details
- "WINWORD.EXE" loaded module "%COMMONPROGRAMFILES%\Microsoft Shared\OFFICE14\RICHED20.DLL" at E5F40000
- source
- Loaded Module
- ATT&CK ID
- T1179 (Show technique in the MITRE ATT&CK™ matrix)
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Removes Office resiliency keys (often used to avoid problems opening documents)
- details
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"WINWORD.EXE" (Access type: "DELETEVAL"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS"; Key: "/(1")
"WINWORD.EXE" (Access type: "DELETEVAL"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS"; Key: "~+1")
"WINWORD.EXE" (Access type: "DELETEVAL"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS"; Key: "O%1")
"WINWORD.EXE" (Access type: "DELETE"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS") - source
- Registry Access
- relevance
- 10/10
- ATT&CK ID
- T1112 (Show technique in the MITRE ATT&CK™ matrix)
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Scanning for window names
- details
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"WINWORD.EXE" searching for class "mspim_wnd32"
"WINWORD.EXE" searching for class "NetUICtrlNotifySink"
"WINWORD.EXE" searching for class "REListbox20W"
"WINWORD.EXE" searching for class "OfficeTooltip"
"WINWORD.EXE" searching for class "MsoCommandBarPopup"
"WINWORD.EXE" searching for class "MSOBALLOON"
"WINWORD.EXE" searching for class "MsoHelp10"
"WINWORD.EXE" searching for class "AgentAnim" - source
- API Call
- relevance
- 10/10
- ATT&CK ID
- T1010 (Show technique in the MITRE ATT&CK™ matrix)
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Creates mutants
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Installation/Persistence
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Dropped files
- details
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"EntCommon.dll-deleted.LNK" has type "MS Windows shortcut Item id list present Points to a file or directory Has Relative path Archive ctime=Tue Nov 3 20:04:01 2020 mtime=Tue Nov 3 20:04:01 2020 atime=Tue Nov 3 20:04:19 2020 length=5704704 window=hide"
"~WRD0002.doc" has type "data"
"~WRD0001.doc" has type "data"
"~WRD0000.doc" has type "data"
"~WRS_F0451BCC-9009-444F-8C79-0B6153090645_.tmp" has type "data"
"index.dat" has type "data"
"~WRS_73152D6C-A6FA-4F68-9CA0-B945418D8D10_.tmp" has type "data"
"~_tCommon.dll-deleted.rtf" has type "data"
"~_Normal.dotm" has type "data" - source
- Binary File
- relevance
- 3/10
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Opens the MountPointManager (often used to detect additional infection locations)
- details
- "WINWORD.EXE" opened "\Device\MountPointManager"
- source
- API Call
- relevance
- 5/10
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Touches files in the Windows directory
- details
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"WINWORD.EXE" touched file "C:\Windows\Globalization\Sorting\SortDefault.nls"
"WINWORD.EXE" touched file "C:\Windows\Fonts\StaticCache.dat"
"WINWORD.EXE" touched file "C:\Windows\System32\en-US\user32.dll.mui"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\clr.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework64\v2.0.50727\mscorwks.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\clr.dll"
"WINWORD.EXE" touched file "%LOCALAPPDATA%\Microsoft\Windows\Caches"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Caches\cversions.1.db"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Caches\{AFBF9F1A-8EE8-4C77-AF34-C647E37CA0D9}.1.ver0x000000000000001d.db"
"WINWORD.EXE" touched file "C:\Windows\System32\rsaenh.dll"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{73152D6C-A6FA-4F68-9CA0-B945418D8D10}.tmp"
"WINWORD.EXE" touched file "C:\Windows\System32\en-US\mlang.dll.mui"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRD0000.doc"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{F0451BCC-9009-444F-8C79-0B6153090645}.tmp"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRD0001.doc"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.Word\~WRS{7826F0F7-E8DE-4D3A-8BE9-CC067FEEE22D}.tmp"
"WINWORD.EXE" touched file "C:\Windows\System32\spool\drivers\x64\3\sendtoonenote.BUD" - source
- API Call
- relevance
- 7/10
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Dropped files
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Network Related
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Found potential URL in binary/memory
- details
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Pattern match: "NSPoA.TAW/$1j_C9"
Pattern match: "www.commercialtype.comNot"
Heuristic match: "b[z~m r C: 6V.gR"
Heuristic match: " r=fa& |9 \lau0 csQm^ R3AdG^R_tq4. ]SCb}.TD"
Pattern match: "Dc.BJ/j/O"
Pattern match: "http://www.w3.org/2000/svg"
Heuristic match: "XG0 (}.tG"
Pattern match: "http://www.w3.org/1999/02/22-rdf-syntax-ns#"
Pattern match: "http://ns.adobe.com/xap/1.0/mm/"
Pattern match: "http://ns.adobe.com/xap/1.0/sType/ResourceRef#"
Pattern match: "http://ns.adobe.com/xap/1.0/"
Pattern match: "http://ns.adobe.com/tiff/1.0/"
Pattern match: "i.ORv/}uUm"
Heuristic match: "! pxwH| ! .`9<xw! }7w& a%L40xH_}q77h9 r 3G=cC]xNo WRU_ W*SqOiZ5fZ?j!V >.mK" - source
- File/Memory
- relevance
- 10/10
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Found potential URL in binary/memory
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System Security
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Hooks API calls
- details
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"OleLoadFromStream@OLE32.DLL" in "WINWORD.EXE"
"VariantClear@OLEAUT32.DLL" in "WINWORD.EXE"
"SysFreeString@OLEAUT32.DLL" in "WINWORD.EXE"
"SysAllocStringByteLen@OLEAUT32.DLL" in "WINWORD.EXE"
"VariantChangeType@OLEAUT32.DLL" in "WINWORD.EXE" - source
- Hook Detection
- relevance
- 10/10
- ATT&CK ID
- T1179 (Show technique in the MITRE ATT&CK™ matrix)
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Hooks API calls
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Unusual Characteristics
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Installs hooks/patches the running process
- details
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"WINWORD.EXE" wrote bytes "5ef1fae71cb2d601" to virtual address "0xE6220160" (part of module "MSPTLS.DLL")
"WINWORD.EXE" wrote bytes "bb4bcde71cb2d601" to virtual address "0xE60ADE48" (part of module "RICHED20.DLL")
"WINWORD.EXE" wrote bytes "40130afdfe070000" to virtual address "0xFD0BFE48" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "40130afdfe070000" to virtual address "0xFD0BFB48" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "e913b0e9ff" to virtual address "0xFF8450C0" ("OleLoadFromStream@OLE32.DLL")
"WINWORD.EXE" wrote bytes "48b8e0119af6fe070000ffe0" to virtual address "0xFEC41000" (part of module "WS2_32.DLL")
"WINWORD.EXE" wrote bytes "dd290be71cb2d601" to virtual address "0xF449FA00" (part of module "GFX.DLL")
"WINWORD.EXE" wrote bytes "48b810169af6fe070000ffe0" to virtual address "0xFD0A1000" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "48b860139af6fe070000ffe0" to virtual address "0xFD0A1340" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "e933f06200" to virtual address "0xFF0B1180" ("VariantClear@OLEAUT32.DLL")
"WINWORD.EXE" wrote bytes "cf8908e71cb2d601" to virtual address "0xEF4F71C0" (part of module "WWLIB.DLL")
"WINWORD.EXE" wrote bytes "00100000" to virtual address "0xFEC71748" (part of module "WS2_32.DLL")
"WINWORD.EXE" wrote bytes "00100afdfe070000" to virtual address "0xFD0BFE18" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "00100afdfe070000" to virtual address "0xFD0BFB18" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "f933abf81cb2d601" to virtual address "0x3F8F3258" (part of module "WINWORD.EXE")
"WINWORD.EXE" wrote bytes "e933ef6200cccc" to virtual address "0xFF0B1210" ("SysFreeString@OLEAUT32.DLL")
"WINWORD.EXE" wrote bytes "40130afdfe070000" to virtual address "0xFD0BFE10" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "00100afdfe070000" to virtual address "0xFD0BFE50" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "40130afdfe070000" to virtual address "0xFD0BFB10" (part of module "SSPICLI.DLL")
"WINWORD.EXE" wrote bytes "00100afdfe070000" to virtual address "0xFD0BFB50" (part of module "SSPICLI.DLL") - source
- Hook Detection
- relevance
- 10/10
- ATT&CK ID
- T1179 (Show technique in the MITRE ATT&CK™ matrix)
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Installs hooks/patches the running process
File Details
EntCommon.dll-deleted
- Filename
- EntCommon.dll-deleted
- Size
- 5.4MiB (5704704 bytes)
- Type
- rtf
- Description
- data
- Architecture
- WINDOWS
- SHA256
- c5eebb63e737669f4d412e6a054ebb9d8b7c25f7e2521db8a9391f6442e186ea
- MD5
- f0a478d70d499d7f081de26d857ec700
- SHA1
- eee95958ca4277abb431e59ea9f2506f379cdfde
- ssdeep
- 98304:nXsRuH5VtbLByd9Bky6lQ64ddvUqbgBQX/:n8RuH5VtvQ9mh74DUqseX/
Screenshots
Loading content, please wait...
Hybrid Analysis
Tip: Click an analysed process below to view more details.
Analysed 1 process in total.
- WINWORD.EXE /n "C:\EntCommon.dll-deleted.rtf" (PID: 2260)
Network Analysis
DNS Requests
No relevant DNS requests were made.
Contacted Hosts
No relevant hosts were contacted.
HTTP Traffic
No relevant HTTP requests were made.
Extracted Strings
Extracted Files
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Informative Selection 2
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~WRD0000.doc
- Size
- 5MiB (5234176 bytes)
- Type
- doc office
- Description
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 82e22368b6514447c80159104948b00f
- SHA1
- 991e8d319b7ebb0c78d35f3fb432dd84f202b73f
- SHA256
- 540ac9e2615f3e889c83ab0152230f51ecf59c93630d11f5298a29664c3db0a8
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~WRD0001.doc
- Size
- 5MiB (5234176 bytes)
- Type
- doc office
- Description
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 82e22368b6514447c80159104948b00f
- SHA1
- 991e8d319b7ebb0c78d35f3fb432dd84f202b73f
- SHA256
- 540ac9e2615f3e889c83ab0152230f51ecf59c93630d11f5298a29664c3db0a8
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Informative 7
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EntCommon.dll-deleted.LNK
- Size
- 518B (518 bytes)
- Type
- lnk
- Description
- MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Archive, ctime=Tue Nov 3 20:04:01 2020, mtime=Tue Nov 3 20:04:01 2020, atime=Tue Nov 3 20:04:19 2020, length=5704704, window=hide
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 23b13dcee000d84575bd34f0aca5cb89
- SHA1
- 4ecb3dc98c0cd85f715d682cdaf1a8cf39295118
- SHA256
- a576ffc3d61cf01bac3d8cf38430fb3dc42c541d3810ca1509f75c0948abe2f8
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index.dat
- Size
- 131B (131 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 88c2cc5354abd6533492f045403fd320
- SHA1
- a792baf8cbea2590fdc32a8a090ab89c54c76966
- SHA256
- 87c859d910f7f7779fea5ed3dbed3367e3f8437b303fdabf28ddb06a57ff99e5
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~WRD0002.doc
- Size
- 5MiB (5234176 bytes)
- Type
- doc office
- Description
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 82e22368b6514447c80159104948b00f
- SHA1
- 991e8d319b7ebb0c78d35f3fb432dd84f202b73f
- SHA256
- 540ac9e2615f3e889c83ab0152230f51ecf59c93630d11f5298a29664c3db0a8
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~WRS_F0451BCC-9009-444F-8C79-0B6153090645_.tmp
- Size
- 1.5KiB (1536 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- bb289c6a015adb392090c853c89c15b7
- SHA1
- e4361ea6aeb905e286899e947e7434a24f55578f
- SHA256
- 4418a7099ab69c1f2bb4aa0785f53cedfbf1a263845fd330c8b88fcdf8551f4c
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~WRS_73152D6C-A6FA-4F68-9CA0-B945418D8D10_.tmp
- Size
- 1KiB (1024 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 5d4d94ee7e06bbb0af9584119797b23a
- SHA1
- dbb111419c704f116efa8e72471dd83e86e49677
- SHA256
- 4826c0d860af884d3343ca6460b0006a7a2ce7dbccc4d743208585d997cc5fd1
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~_tCommon.dll-deleted.rtf
- Size
- 162B (162 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 16cf07b6d6f758652122f5c01b561b38
- SHA1
- 5ef543ce193044191392e2b8e887a300c52baf74
- SHA256
- 3882a3e04d6cf66707b31c8cb14a7c9fe512d10dd355f97a37e8666270f6e17d
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~_Normal.dotm
- Size
- 162B (162 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2260)
- MD5
- 16cf07b6d6f758652122f5c01b561b38
- SHA1
- 5ef543ce193044191392e2b8e887a300c52baf74
- SHA256
- 3882a3e04d6cf66707b31c8cb14a7c9fe512d10dd355f97a37e8666270f6e17d
-