darkcomet | adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5

Resubmissions

05/02/2025, 07:31

250205-jchtwaxrdr 10

05/02/2025, 07:08

250205-hypnwaxlbn 10

01/10/2022, 22:21

221001-194laabben 10

Analysis

max time kernel
111s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05/02/2025, 07:31

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General

Target

adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Size

912KB
MD5

76646fd5ea2d2751ac7b511e779a2bb0
SHA1

6fe54343774059ecd1514f64244ef1c716226764
SHA256

adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5
SHA512

0a680679f345f26e7054a28561043e882a94d4abaff107a129ea3650d241def6ace3e10f8f5743b653ed82582960ca5529c55949cc4684f1a5ac26b2ea305b19
SSDEEP

12288:YFWvfST6ZtZJYSgkNyevrtJNt4wShikgfEYq4wWz0hanJ8/75uKgu8QUjgmN:YKfSTwoSbMivwRhVtuAf8gmN

Score

10^/10

darkcomet opa discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

opa

192.168.178.12:1604

Mutex

DCMIN_MUTEX-210APDH

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
SDmbN4svJlrR
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

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\\DCSCMIN\\IMDCSC.exe"	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.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-1-5-21-2089655958-977706906-1981639424-1000\Control Panel\International\Geo\Nation	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe

Executes dropped EXE 3 IoCs

pid	Process
1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4788	IMDCSC.exe
3492	IMDCSC.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2089655958-977706906-1981639424-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4592 set thread context of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4788 set thread context of 3492	4788	IMDCSC.exe	93

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4788	IMDCSC.exe
4788	IMDCSC.exe
4788	IMDCSC.exe
4788	IMDCSC.exe
4788	IMDCSC.exe
4788	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeSecurityPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeTakeOwnershipPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeLoadDriverPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeSystemProfilePrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeSystemtimePrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeProfSingleProcessPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeIncBasePriorityPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeCreatePagefilePrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeBackupPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeRestorePrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeShutdownPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeDebugPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeSystemEnvironmentPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeChangeNotifyPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeRemoteShutdownPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeUndockPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeManageVolumePrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeImpersonatePrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeCreateGlobalPrivilege	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: 33	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: 34	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: 35	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: 36	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
Token: SeIncreaseQuotaPrivilege	3492	IMDCSC.exe
Token: SeSecurityPrivilege	3492	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	3492	IMDCSC.exe
Token: SeLoadDriverPrivilege	3492	IMDCSC.exe
Token: SeSystemProfilePrivilege	3492	IMDCSC.exe
Token: SeSystemtimePrivilege	3492	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	3492	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	3492	IMDCSC.exe
Token: SeCreatePagefilePrivilege	3492	IMDCSC.exe
Token: SeBackupPrivilege	3492	IMDCSC.exe
Token: SeRestorePrivilege	3492	IMDCSC.exe
Token: SeShutdownPrivilege	3492	IMDCSC.exe
Token: SeDebugPrivilege	3492	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	3492	IMDCSC.exe
Token: SeChangeNotifyPrivilege	3492	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	3492	IMDCSC.exe
Token: SeUndockPrivilege	3492	IMDCSC.exe
Token: SeManageVolumePrivilege	3492	IMDCSC.exe
Token: SeImpersonatePrivilege	3492	IMDCSC.exe
Token: SeCreateGlobalPrivilege	3492	IMDCSC.exe
Token: 33	3492	IMDCSC.exe
Token: 34	3492	IMDCSC.exe
Token: 35	3492	IMDCSC.exe
Token: 36	3492	IMDCSC.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
4788	IMDCSC.exe
4788	IMDCSC.exe
3492	IMDCSC.exe

Suspicious use of WriteProcessMemory 49 IoCs

description	pid	Process	procid_target
PID 4592 wrote to memory of 2012	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	84
PID 4592 wrote to memory of 2012	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	84
PID 4592 wrote to memory of 2012	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	84
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 4592 wrote to memory of 1264	4592	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	85
PID 2012 wrote to memory of 5064	2012	cmd.exe	87
PID 2012 wrote to memory of 5064	2012	cmd.exe	87
PID 2012 wrote to memory of 5064	2012	cmd.exe	87
PID 5064 wrote to memory of 1468	5064	net.exe	88
PID 5064 wrote to memory of 1468	5064	net.exe	88
PID 5064 wrote to memory of 1468	5064	net.exe	88
PID 1264 wrote to memory of 4788	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	91
PID 1264 wrote to memory of 4788	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	91
PID 1264 wrote to memory of 4788	1264	adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe	91
PID 4788 wrote to memory of 4948	4788	IMDCSC.exe	92
PID 4788 wrote to memory of 4948	4788	IMDCSC.exe	92
PID 4788 wrote to memory of 4948	4788	IMDCSC.exe	92
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4788 wrote to memory of 3492	4788	IMDCSC.exe	93
PID 4948 wrote to memory of 1300	4948	cmd.exe	95
PID 4948 wrote to memory of 1300	4948	cmd.exe	95
PID 4948 wrote to memory of 1300	4948	cmd.exe	95
PID 1300 wrote to memory of 1000	1300	net.exe	96
PID 1300 wrote to memory of 1000	1300	net.exe	96
PID 1300 wrote to memory of 1000	1300	net.exe	96

C:\Users\Admin\AppData\Local\Temp\adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
C:\Users\Admin\AppData\Local\Temp\adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe dsrm -subtree -noprompt -c user"http://+:443"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4592
- C:\Windows\SysWOW64\cmd.exe
  /c net stop MpsSvc
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Windows\SysWOW64\net.exe
    net stop MpsSvc
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5064
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop MpsSvc
      4⤵
      System Location Discovery: System Language Discovery
      PID:1468
- C:\Users\Admin\AppData\Local\Temp\adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
  C:\Users\Admin\AppData\Local\Temp\adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe
  2⤵
  - Modifies WinLogon for persistence
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1264
- - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4788
  - - C:\Windows\SysWOW64\cmd.exe
      /c net stop MpsSvc
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4948
    - - C:\Windows\SysWOW64\net.exe
        
        net stop MpsSvc
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1300
      - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 stop MpsSvc
        6⤵
        System Location Discovery: System Language Discovery
        
        PID:1000
  - - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:3492

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5.exe

Filesize
912KB

MD5
76646fd5ea2d2751ac7b511e779a2bb0

SHA1
6fe54343774059ecd1514f64244ef1c716226764

SHA256
adca00db81cc70ecc929abd536fcf42b151ae31262161b0d45ccb1fe086efdc5

SHA512
0a680679f345f26e7054a28561043e882a94d4abaff107a129ea3650d241def6ace3e10f8f5743b653ed82582960ca5529c55949cc4684f1a5ac26b2ea305b19

Download Submit
memory/1264-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1264-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1264-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1264-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1264-5-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1264-66-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3492-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3492-71-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3492-72-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3492-73-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3492-75-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3492-77-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4592-0-0x0000000000B40000-0x0000000000B44000-memory.dmp

Filesize
16KB

Download