Analysis
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max time kernel
92s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2022 05:26
Static task
static1
Behavioral task
behavioral1
Sample
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe
Resource
win7-20220812-en
General
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Target
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe
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Size
994KB
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MD5
371fd32817ebb6ced905a86759461aa0
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SHA1
6af815bc66d10e2a3c57483bcb69d140528bd7f5
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SHA256
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee
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SHA512
0c7a8c2ff7635cdf8c7920eb05829029548a2a209a0b2ae0280ea65783195c86492c4d5b502aa7a4ce9fa280f8098c6ed61ee005498dd7e251eaa8bc00fe8bc4
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SSDEEP
24576:xt5Dotew8MpNrpg4AK1plc0dGFHNHeJplc0dGFHNHel:xt5DYNrpgFKbWNSWNY
Malware Config
Extracted
darkcomet
Guest16
127.0.0.1:1604
DC_MUTEX-QBCX812
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gencode
8G063eTs9e11
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install
false
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offline_keylogger
true
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persistence
false
Signatures
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exedescription pid process target process PID 1064 set thread context of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.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 24 IoCs
Processes:
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exedescription pid process Token: SeIncreaseQuotaPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeSecurityPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeTakeOwnershipPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeLoadDriverPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeSystemProfilePrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeSystemtimePrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeProfSingleProcessPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeIncBasePriorityPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeCreatePagefilePrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeBackupPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeRestorePrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeShutdownPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeDebugPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeSystemEnvironmentPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeChangeNotifyPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeRemoteShutdownPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeUndockPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeManageVolumePrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeImpersonatePrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: SeCreateGlobalPrivilege 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: 33 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: 34 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: 35 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe Token: 36 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exea8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exepid process 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe 3608 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exedescription pid process target process PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe PID 1064 wrote to memory of 3608 1064 a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe"C:\Users\Admin\AppData\Local\Temp\a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exe"1⤵
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.exeC:\Users\Admin\AppData\Local\Temp\a8fa0e6fbc8ef5b0666767f0889e900e1041fdb75e66403c01ba731fcb1ca6ee.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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memory/1064-132-0x0000000000400000-0x0000000000435000-memory.dmpFilesize
212KB
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memory/1064-147-0x0000000000400000-0x0000000000435000-memory.dmpFilesize
212KB
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memory/3608-135-0x0000000000000000-mapping.dmp
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memory/3608-136-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-137-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-138-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-140-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-142-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-143-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-144-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-146-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB
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memory/3608-148-0x0000000000400000-0x00000000004B2000-memory.dmpFilesize
712KB