Analysis
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max time kernel
122s -
max time network
159s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
11-06-2021 11:48
Static task
static1
Behavioral task
behavioral1
Sample
comelit-11-6-2021.docx
Resource
win7v20210410
Behavioral task
behavioral2
Sample
comelit-11-6-2021.docx
Resource
win10v20210408
General
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Target
comelit-11-6-2021.docx
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Size
10KB
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MD5
7ec618424dde9f0e1231926610de9da5
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SHA1
9470e089a9522160dd4d7d7bedb10815d1d4fd7e
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SHA256
ecfd4ec8f98c8c1cb5e702151fd30df0036839a465ae692ef8bdf9adcec25123
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SHA512
c206b9e2b991f960e005305850711f4c0c15788e808e61de16fe6b67beadb9880a3b026192da4cfd49c6fd0a8d54c0c00b23824b93e252a7b52777df8819d655
Malware Config
Extracted
lokibot
http://manvim.co/bo/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Signatures
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Blocklisted process makes network request 1 IoCs
Processes:
EQNEDT32.EXEflow pid process 12 640 EQNEDT32.EXE -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
Processes:
vbc.exevbc.exevbc.exepid process 316 vbc.exe 884 vbc.exe 948 vbc.exe -
Abuses OpenXML format to download file from external location 2 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Office\Common\Offline\Files\http://xy2.eu/e8hE WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE -
Loads dropped DLL 4 IoCs
Processes:
EQNEDT32.EXEpid process 640 EQNEDT32.EXE 640 EQNEDT32.EXE 640 EQNEDT32.EXE 640 EQNEDT32.EXE -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
vbc.exedescription pid process target process PID 316 set thread context of 948 316 vbc.exe vbc.exe -
Drops file in Windows directory 1 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Office loads VBA resources, possible macro or embedded object present
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Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
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Processes:
WINWORD.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 1104 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
vbc.exepid process 316 vbc.exe 316 vbc.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WINWORD.EXEvbc.exevbc.exedescription pid process Token: SeShutdownPrivilege 1104 WINWORD.EXE Token: SeDebugPrivilege 316 vbc.exe Token: SeDebugPrivilege 948 vbc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
WINWORD.EXEpid process 1104 WINWORD.EXE 1104 WINWORD.EXE -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
EQNEDT32.EXEWINWORD.EXEvbc.exedescription pid process target process PID 640 wrote to memory of 316 640 EQNEDT32.EXE vbc.exe PID 640 wrote to memory of 316 640 EQNEDT32.EXE vbc.exe PID 640 wrote to memory of 316 640 EQNEDT32.EXE vbc.exe PID 640 wrote to memory of 316 640 EQNEDT32.EXE vbc.exe PID 1104 wrote to memory of 1964 1104 WINWORD.EXE splwow64.exe PID 1104 wrote to memory of 1964 1104 WINWORD.EXE splwow64.exe PID 1104 wrote to memory of 1964 1104 WINWORD.EXE splwow64.exe PID 1104 wrote to memory of 1964 1104 WINWORD.EXE splwow64.exe PID 316 wrote to memory of 884 316 vbc.exe vbc.exe PID 316 wrote to memory of 884 316 vbc.exe vbc.exe PID 316 wrote to memory of 884 316 vbc.exe vbc.exe PID 316 wrote to memory of 884 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe PID 316 wrote to memory of 948 316 vbc.exe vbc.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\comelit-11-6-2021.docx"1⤵
- Abuses OpenXML format to download file from external location
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
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C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"3⤵
- Executes dropped EXE
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C:\Users\Public\vbc.exe"C:\Users\Public\vbc.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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C:\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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C:\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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C:\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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\Users\Public\vbc.exeMD5
280b2702d12137e28f9807dee5a02445
SHA15802d44b89d83ad928671abbbd3526d7469641a9
SHA2565ac70a3e22afa8cae1eb5d7756acfe91be7eaaf872353e26113818712cb90139
SHA512f5786defa63bb7c7af0abd9a332a22a42241bef76954d9db6d1bfff45858e6688f024464505c295bfd1970ef3c20a59e16cb14503e9e71d10757a1019262c710
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memory/316-78-0x0000000000600000-0x0000000000635000-memory.dmpFilesize
212KB
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memory/316-67-0x0000000000000000-mapping.dmp
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memory/316-70-0x0000000000960000-0x0000000000961000-memory.dmpFilesize
4KB
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memory/316-74-0x00000000002F0000-0x000000000030E000-memory.dmpFilesize
120KB
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memory/316-75-0x0000000004340000-0x0000000004341000-memory.dmpFilesize
4KB
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memory/316-77-0x0000000004F30000-0x0000000004FAB000-memory.dmpFilesize
492KB
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memory/640-62-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
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memory/948-84-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/948-81-0x00000000004139DE-mapping.dmp
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memory/948-80-0x0000000000400000-0x00000000004A2000-memory.dmpFilesize
648KB
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memory/1104-59-0x0000000072C81000-0x0000000072C84000-memory.dmpFilesize
12KB
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memory/1104-61-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1104-76-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1104-60-0x0000000070701000-0x0000000070703000-memory.dmpFilesize
8KB
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memory/1964-73-0x000007FEFC181000-0x000007FEFC183000-memory.dmpFilesize
8KB
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memory/1964-72-0x0000000000000000-mapping.dmp