Analysis
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max time kernel
150s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02-12-2022 17:41
Static task
static1
Behavioral task
behavioral1
Sample
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe
Resource
win10v2004-20220812-en
General
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Target
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe
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Size
609KB
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MD5
acd56cef01889b7ff2b8b1f39cbcf3f5
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SHA1
683cfb3d1096845a611737ba331dc97629696900
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SHA256
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece
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SHA512
254b25a4907582c6a9d7b562448b800376fdf490119d5972282b6f5b89f58ee3a5d6ecb70c83a663cf32e28a880da249a97212a5768dbec978b18b7338bb3744
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SSDEEP
12288:use58KBby4sgTDh25dau/ONUBWGNQcEqFWEAr7BwhP42GlkshJRDdQQ9gU/:usepmg3hbqBucE/EAWhw20dQGg
Malware Config
Extracted
darkcomet
windowsreg
heyhey123.no-ip.org:1803
DC_MUTEX-Q4WFDU4
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gencode
u5zZfFtsaBH9
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install
false
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offline_keylogger
true
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persistence
false
Signatures
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Executes dropped EXE 2 IoCs
Processes:
tmpF97C.tmp.exetmpF97C.tmp.exepid process 940 tmpF97C.tmp.exe 1064 tmpF97C.tmp.exe -
Loads dropped DLL 2 IoCs
Processes:
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exepid process 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe -
Uses the VBS compiler for execution 1 TTPs
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Adds Run key to start application 2 TTPs 2 IoCs
Processes:
tmpF97C.tmp.exetmpF97C.tmp.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\175744202 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpF97C.tmp.exe\"" tmpF97C.tmp.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\2147133928 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\tmpF97C.tmp.exe\"" tmpF97C.tmp.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exedescription pid process target process PID 1932 set thread context of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of AdjustPrivilegeToken 26 IoCs
Processes:
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exetmpF97C.tmp.exetmpF97C.tmp.exevbc.exedescription pid process Token: SeDebugPrivilege 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe Token: SeDebugPrivilege 940 tmpF97C.tmp.exe Token: SeDebugPrivilege 1064 tmpF97C.tmp.exe Token: SeIncreaseQuotaPrivilege 2012 vbc.exe Token: SeSecurityPrivilege 2012 vbc.exe Token: SeTakeOwnershipPrivilege 2012 vbc.exe Token: SeLoadDriverPrivilege 2012 vbc.exe Token: SeSystemProfilePrivilege 2012 vbc.exe Token: SeSystemtimePrivilege 2012 vbc.exe Token: SeProfSingleProcessPrivilege 2012 vbc.exe Token: SeIncBasePriorityPrivilege 2012 vbc.exe Token: SeCreatePagefilePrivilege 2012 vbc.exe Token: SeBackupPrivilege 2012 vbc.exe Token: SeRestorePrivilege 2012 vbc.exe Token: SeShutdownPrivilege 2012 vbc.exe Token: SeDebugPrivilege 2012 vbc.exe Token: SeSystemEnvironmentPrivilege 2012 vbc.exe Token: SeChangeNotifyPrivilege 2012 vbc.exe Token: SeRemoteShutdownPrivilege 2012 vbc.exe Token: SeUndockPrivilege 2012 vbc.exe Token: SeManageVolumePrivilege 2012 vbc.exe Token: SeImpersonatePrivilege 2012 vbc.exe Token: SeCreateGlobalPrivilege 2012 vbc.exe Token: 33 2012 vbc.exe Token: 34 2012 vbc.exe Token: 35 2012 vbc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
vbc.exepid process 2012 vbc.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exedescription pid process target process PID 1932 wrote to memory of 940 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 940 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 940 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 940 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 1064 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 1064 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 1064 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 1064 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe tmpF97C.tmp.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe PID 1932 wrote to memory of 2012 1932 add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe"C:\Users\Admin\AppData\Local\Temp\add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exe" -p2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exe" -p2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\\vbc.exe2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exeFilesize
609KB
MD5acd56cef01889b7ff2b8b1f39cbcf3f5
SHA1683cfb3d1096845a611737ba331dc97629696900
SHA256add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece
SHA512254b25a4907582c6a9d7b562448b800376fdf490119d5972282b6f5b89f58ee3a5d6ecb70c83a663cf32e28a880da249a97212a5768dbec978b18b7338bb3744
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C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exeFilesize
609KB
MD5acd56cef01889b7ff2b8b1f39cbcf3f5
SHA1683cfb3d1096845a611737ba331dc97629696900
SHA256add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece
SHA512254b25a4907582c6a9d7b562448b800376fdf490119d5972282b6f5b89f58ee3a5d6ecb70c83a663cf32e28a880da249a97212a5768dbec978b18b7338bb3744
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C:\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exeFilesize
609KB
MD5acd56cef01889b7ff2b8b1f39cbcf3f5
SHA1683cfb3d1096845a611737ba331dc97629696900
SHA256add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece
SHA512254b25a4907582c6a9d7b562448b800376fdf490119d5972282b6f5b89f58ee3a5d6ecb70c83a663cf32e28a880da249a97212a5768dbec978b18b7338bb3744
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\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exeFilesize
609KB
MD5acd56cef01889b7ff2b8b1f39cbcf3f5
SHA1683cfb3d1096845a611737ba331dc97629696900
SHA256add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece
SHA512254b25a4907582c6a9d7b562448b800376fdf490119d5972282b6f5b89f58ee3a5d6ecb70c83a663cf32e28a880da249a97212a5768dbec978b18b7338bb3744
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\Users\Admin\AppData\Local\Temp\tmpF97C.tmp.exeFilesize
609KB
MD5acd56cef01889b7ff2b8b1f39cbcf3f5
SHA1683cfb3d1096845a611737ba331dc97629696900
SHA256add5258839eba2f2e7a3f1c3378eacd734b52b7919c5c04fadd6e1ce41934ece
SHA512254b25a4907582c6a9d7b562448b800376fdf490119d5972282b6f5b89f58ee3a5d6ecb70c83a663cf32e28a880da249a97212a5768dbec978b18b7338bb3744
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memory/940-56-0x0000000000000000-mapping.dmp
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memory/940-60-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/1064-63-0x0000000000000000-mapping.dmp
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memory/1064-83-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/1932-54-0x0000000075981000-0x0000000075983000-memory.dmpFilesize
8KB
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memory/1932-61-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/1932-82-0x0000000074340000-0x00000000748EB000-memory.dmpFilesize
5.7MB
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memory/2012-69-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-66-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-73-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-75-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-76-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-78-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-84-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-71-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-67-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-81-0x000000000048F888-mapping.dmp
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memory/2012-80-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-86-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-87-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/2012-88-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB