Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
05-11-2020 03:43
Static task
static1
Behavioral task
behavioral1
Sample
Anti-Virus.bin.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
Anti-Virus.bin.exe
Resource
win10v20201028
General
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Target
Anti-Virus.bin.exe
Malware Config
Extracted
darkcomet
Anti-Virus
guestanduser.no-ip.biz:1604
DCMIN_MUTEX-7DT47PK
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InstallPath
DCSCMIN\IMDCSC.exe
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gencode
9FVdx8Zdf0oG
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
DarkComet RAT
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
Anti-Virus.bin.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" Anti-Virus.bin.exe -
Executes dropped EXE 1 IoCs
Processes:
IMDCSC.exepid process 3520 IMDCSC.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Anti-Virus.bin.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" Anti-Virus.bin.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 48 IoCs
Processes:
Anti-Virus.bin.exeIMDCSC.exedescription pid process Token: SeIncreaseQuotaPrivilege 984 Anti-Virus.bin.exe Token: SeSecurityPrivilege 984 Anti-Virus.bin.exe Token: SeTakeOwnershipPrivilege 984 Anti-Virus.bin.exe Token: SeLoadDriverPrivilege 984 Anti-Virus.bin.exe Token: SeSystemProfilePrivilege 984 Anti-Virus.bin.exe Token: SeSystemtimePrivilege 984 Anti-Virus.bin.exe Token: SeProfSingleProcessPrivilege 984 Anti-Virus.bin.exe Token: SeIncBasePriorityPrivilege 984 Anti-Virus.bin.exe Token: SeCreatePagefilePrivilege 984 Anti-Virus.bin.exe Token: SeBackupPrivilege 984 Anti-Virus.bin.exe Token: SeRestorePrivilege 984 Anti-Virus.bin.exe Token: SeShutdownPrivilege 984 Anti-Virus.bin.exe Token: SeDebugPrivilege 984 Anti-Virus.bin.exe Token: SeSystemEnvironmentPrivilege 984 Anti-Virus.bin.exe Token: SeChangeNotifyPrivilege 984 Anti-Virus.bin.exe Token: SeRemoteShutdownPrivilege 984 Anti-Virus.bin.exe Token: SeUndockPrivilege 984 Anti-Virus.bin.exe Token: SeManageVolumePrivilege 984 Anti-Virus.bin.exe Token: SeImpersonatePrivilege 984 Anti-Virus.bin.exe Token: SeCreateGlobalPrivilege 984 Anti-Virus.bin.exe Token: 33 984 Anti-Virus.bin.exe Token: 34 984 Anti-Virus.bin.exe Token: 35 984 Anti-Virus.bin.exe Token: 36 984 Anti-Virus.bin.exe Token: SeIncreaseQuotaPrivilege 3520 IMDCSC.exe Token: SeSecurityPrivilege 3520 IMDCSC.exe Token: SeTakeOwnershipPrivilege 3520 IMDCSC.exe Token: SeLoadDriverPrivilege 3520 IMDCSC.exe Token: SeSystemProfilePrivilege 3520 IMDCSC.exe Token: SeSystemtimePrivilege 3520 IMDCSC.exe Token: SeProfSingleProcessPrivilege 3520 IMDCSC.exe Token: SeIncBasePriorityPrivilege 3520 IMDCSC.exe Token: SeCreatePagefilePrivilege 3520 IMDCSC.exe Token: SeBackupPrivilege 3520 IMDCSC.exe Token: SeRestorePrivilege 3520 IMDCSC.exe Token: SeShutdownPrivilege 3520 IMDCSC.exe Token: SeDebugPrivilege 3520 IMDCSC.exe Token: SeSystemEnvironmentPrivilege 3520 IMDCSC.exe Token: SeChangeNotifyPrivilege 3520 IMDCSC.exe Token: SeRemoteShutdownPrivilege 3520 IMDCSC.exe Token: SeUndockPrivilege 3520 IMDCSC.exe Token: SeManageVolumePrivilege 3520 IMDCSC.exe Token: SeImpersonatePrivilege 3520 IMDCSC.exe Token: SeCreateGlobalPrivilege 3520 IMDCSC.exe Token: 33 3520 IMDCSC.exe Token: 34 3520 IMDCSC.exe Token: 35 3520 IMDCSC.exe Token: 36 3520 IMDCSC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
IMDCSC.exepid process 3520 IMDCSC.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
Anti-Virus.bin.exedescription pid process target process PID 984 wrote to memory of 3520 984 Anti-Virus.bin.exe IMDCSC.exe PID 984 wrote to memory of 3520 984 Anti-Virus.bin.exe IMDCSC.exe PID 984 wrote to memory of 3520 984 Anti-Virus.bin.exe IMDCSC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Anti-Virus.bin.exe"C:\Users\Admin\AppData\Local\Temp\Anti-Virus.bin.exe"1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3520
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exeMD5
c7fff9b0cd6c657ba179d847d8bc3087
SHA1d5f1e1f68122e48f04729a758dd4c1adcc7ed50f
SHA2568aa7d2dab7187fd429bd289a953e3c5b857c6f7c2709f82f43b603ed5649b958
SHA51265d9f8ee728ac9a11dcf0f286f5d656b81f2a3e1d980d92fd209e2e88c103778542c2d4538bf51d3a7881dd5bfceec51bf270f96f1fe4097bacc0a84900f9870
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C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exeMD5
c7fff9b0cd6c657ba179d847d8bc3087
SHA1d5f1e1f68122e48f04729a758dd4c1adcc7ed50f
SHA2568aa7d2dab7187fd429bd289a953e3c5b857c6f7c2709f82f43b603ed5649b958
SHA51265d9f8ee728ac9a11dcf0f286f5d656b81f2a3e1d980d92fd209e2e88c103778542c2d4538bf51d3a7881dd5bfceec51bf270f96f1fe4097bacc0a84900f9870
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memory/3520-0-0x0000000000000000-mapping.dmp