Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
22-03-2023 13:55
Behavioral task
behavioral1
Sample
Arken.exe
Resource
win7-20230220-en
windows7-x64
6 signatures
150 seconds
General
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Target
Arken.exe
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Size
454KB
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MD5
e0c3dc6e59f800b7aa184427011774c8
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SHA1
f62e83280567470861088a148083d5a601032c76
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SHA256
bd58067c39932b971f15ac3f3dbbd8d9ebfea5629f058e919535ca02b89f0389
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SHA512
4d56af1f6a20850b8280711df15ca2845ee5551db6152c2da6fb9d90baf78ee37ab0894df0a33025b62d1adb2ec130450cf1983732c37bed08cd84e6e8ce73cb
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SSDEEP
6144:fcNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL374xe6GfAGgpkie2n1IKsei4R3OQ:fcW7KEZlPzCy37IbGww2a9eiAPiPB
Malware Config
Extracted
Family
darkcomet
Botnet
Guest16
C2
5.tcp.eu.ngrok.io:12858
Mutex
DC_MUTEX-31M6UGE
Attributes
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gencode
6dC45l1nBig5
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install
false
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offline_keylogger
true
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persistence
false
Signatures
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Processes:
resource yara_rule behavioral1/memory/948-54-0x0000000000400000-0x000000000051C000-memory.dmp upx behavioral1/memory/948-58-0x0000000000400000-0x000000000051C000-memory.dmp upx behavioral1/memory/948-61-0x0000000000400000-0x000000000051C000-memory.dmp upx behavioral1/memory/948-62-0x0000000000400000-0x000000000051C000-memory.dmp upx behavioral1/memory/948-65-0x0000000000400000-0x000000000051C000-memory.dmp upx behavioral1/memory/948-68-0x0000000000400000-0x000000000051C000-memory.dmp upx -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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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 23 IoCs
Processes:
Arken.exedescription pid process Token: SeIncreaseQuotaPrivilege 948 Arken.exe Token: SeSecurityPrivilege 948 Arken.exe Token: SeTakeOwnershipPrivilege 948 Arken.exe Token: SeLoadDriverPrivilege 948 Arken.exe Token: SeSystemProfilePrivilege 948 Arken.exe Token: SeSystemtimePrivilege 948 Arken.exe Token: SeProfSingleProcessPrivilege 948 Arken.exe Token: SeIncBasePriorityPrivilege 948 Arken.exe Token: SeCreatePagefilePrivilege 948 Arken.exe Token: SeBackupPrivilege 948 Arken.exe Token: SeRestorePrivilege 948 Arken.exe Token: SeShutdownPrivilege 948 Arken.exe Token: SeDebugPrivilege 948 Arken.exe Token: SeSystemEnvironmentPrivilege 948 Arken.exe Token: SeChangeNotifyPrivilege 948 Arken.exe Token: SeRemoteShutdownPrivilege 948 Arken.exe Token: SeUndockPrivilege 948 Arken.exe Token: SeManageVolumePrivilege 948 Arken.exe Token: SeImpersonatePrivilege 948 Arken.exe Token: SeCreateGlobalPrivilege 948 Arken.exe Token: 33 948 Arken.exe Token: 34 948 Arken.exe Token: 35 948 Arken.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Arken.exepid process 948 Arken.exe
Processes
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/948-54-0x0000000000400000-0x000000000051C000-memory.dmpFilesize
1.1MB
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memory/948-55-0x0000000000240000-0x0000000000241000-memory.dmpFilesize
4KB
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memory/948-58-0x0000000000400000-0x000000000051C000-memory.dmpFilesize
1.1MB
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memory/948-61-0x0000000000400000-0x000000000051C000-memory.dmpFilesize
1.1MB
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memory/948-62-0x0000000000400000-0x000000000051C000-memory.dmpFilesize
1.1MB
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memory/948-65-0x0000000000400000-0x000000000051C000-memory.dmpFilesize
1.1MB
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memory/948-68-0x0000000000400000-0x000000000051C000-memory.dmpFilesize
1.1MB