darkcomet | 47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6

Analysis

max time kernel
191s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2022, 10:00

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General

Target
47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Size 947KB
Sample221014-l11qpsada9
SHA256 47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6
MD5 4b4e4d40f1cfb52c88918667f3c44256
SHA1 33f150723e6dc648eae8eccb84ece541f2b3d014
SHA512 6b261b14889426ca5dc961c580e594972f3ba94487cfe6919ebeecc01f6d22e3b19cc43ef1ccf2065c656322847ec4b61089e26a960b345f021105b9e598711b
SSDEEP 24576:bZ1xuVVjfFoynPaVBUR8f+kN10EB3ALref:9QDgok30AALref
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

darkcomet my special persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

My Special

s3ssh0maru.no-ip.org:1604

Mutex

DC_MUTEX-60894N5

Attributes

InstallPath
Temp g\Process Coordinator.exe
gencode
b6dhJQPVLHqL
install
true
offline_keylogger
true
persistence
true
reg_key
Nvid3

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\Temp g\\Process Coordinator.exe"	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe

Executes dropped EXE 1 IoCs

pid	Process
5036	Process Coordinator.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Nvid3 = "C:\\Users\\Admin\\Documents\\Temp g\\Process Coordinator.exe"	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Nvid3 = "C:\\Users\\Admin\\Documents\\Temp g\\Process Coordinator.exe"	Process Coordinator.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5036	Process Coordinator.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeSecurityPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeTakeOwnershipPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeLoadDriverPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeSystemProfilePrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeSystemtimePrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeProfSingleProcessPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeIncBasePriorityPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeCreatePagefilePrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeBackupPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeRestorePrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeShutdownPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeDebugPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeSystemEnvironmentPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeChangeNotifyPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeRemoteShutdownPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeUndockPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeManageVolumePrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeImpersonatePrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeCreateGlobalPrivilege	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: 33	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: 34	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: 35	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: 36	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
Token: SeIncreaseQuotaPrivilege	5036	Process Coordinator.exe
Token: SeSecurityPrivilege	5036	Process Coordinator.exe
Token: SeTakeOwnershipPrivilege	5036	Process Coordinator.exe
Token: SeLoadDriverPrivilege	5036	Process Coordinator.exe
Token: SeSystemProfilePrivilege	5036	Process Coordinator.exe
Token: SeSystemtimePrivilege	5036	Process Coordinator.exe
Token: SeProfSingleProcessPrivilege	5036	Process Coordinator.exe
Token: SeIncBasePriorityPrivilege	5036	Process Coordinator.exe
Token: SeCreatePagefilePrivilege	5036	Process Coordinator.exe
Token: SeBackupPrivilege	5036	Process Coordinator.exe
Token: SeRestorePrivilege	5036	Process Coordinator.exe
Token: SeShutdownPrivilege	5036	Process Coordinator.exe
Token: SeDebugPrivilege	5036	Process Coordinator.exe
Token: SeSystemEnvironmentPrivilege	5036	Process Coordinator.exe
Token: SeChangeNotifyPrivilege	5036	Process Coordinator.exe
Token: SeRemoteShutdownPrivilege	5036	Process Coordinator.exe
Token: SeUndockPrivilege	5036	Process Coordinator.exe
Token: SeManageVolumePrivilege	5036	Process Coordinator.exe
Token: SeImpersonatePrivilege	5036	Process Coordinator.exe
Token: SeCreateGlobalPrivilege	5036	Process Coordinator.exe
Token: 33	5036	Process Coordinator.exe
Token: 34	5036	Process Coordinator.exe
Token: 35	5036	Process Coordinator.exe
Token: 36	5036	Process Coordinator.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5036	Process Coordinator.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 3456	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	82
PID 4848 wrote to memory of 5036	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	83
PID 4848 wrote to memory of 5036	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	83
PID 4848 wrote to memory of 5036	4848	47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe	83
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84
PID 5036 wrote to memory of 1644	5036	Process Coordinator.exe	84

C:\Users\Admin\AppData\Local\Temp\47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe
"C:\Users\Admin\AppData\Local\Temp\47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4848
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  PID:3456
- C:\Users\Admin\Documents\Temp g\Process Coordinator.exe
  "C:\Users\Admin\Documents\Temp g\Process Coordinator.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5036
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    PID:1644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Process Coordinator.exe

Path C:\Users\Admin\Documents\Temp g\Process Coordinator.exe
Size 947KB
SHA256 47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6
MD5 4b4e4d40f1cfb52c88918667f3c44256
SHA1 33f150723e6dc648eae8eccb84ece541f2b3d014
SHA512 6b261b14889426ca5dc961c580e594972f3ba94487cfe6919ebeecc01f6d22e3b19cc43ef1ccf2065c656322847ec4b61089e26a960b345f021105b9e598711b
SSDEEP 24576:bZ1xuVVjfFoynPaVBUR8f+kN10EB3ALref:9QDgok30AALref
MD5 SHA1 SHA512 SSDEEP

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Process Coordinator.exe

Path C:\Users\Admin\Documents\Temp g\Process Coordinator.exe
Size 947KB
SHA256 47273d0c77e5edc527ed62e82959071db45dc5fb33e47a44bac733ecad2359e6
MD5 4b4e4d40f1cfb52c88918667f3c44256
SHA1 33f150723e6dc648eae8eccb84ece541f2b3d014
SHA512 6b261b14889426ca5dc961c580e594972f3ba94487cfe6919ebeecc01f6d22e3b19cc43ef1ccf2065c656322847ec4b61089e26a960b345f021105b9e598711b
SSDEEP 24576:bZ1xuVVjfFoynPaVBUR8f+kN10EB3ALref:9QDgok30AALref
MD5 SHA1 SHA512 SSDEEP

Submit Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads