darkcomet | 2dfc2ba9a68288aaa952dcfab798434ce52d6a62b089f2bbd17613c332785013

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
12/04/2025, 09:56

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General

Target

JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Size

658KB
MD5

b1e2e834b1e18f6d4f3e9dc55a1ab7cb
SHA1

f86001fb69f7bf84c604bb1199634f35106cb20a
SHA256

2dfc2ba9a68288aaa952dcfab798434ce52d6a62b089f2bbd17613c332785013
SHA512

0107c22ae5a363ad3e6a1898cfffaef99a483e07f18a805681dcf3f9930570b6a42b0b39c389b4155b1268b4f43ba2ec2ca46c865c25232ffd6a52ddeb4fa672
SSDEEP

12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hx:KZ1xuVVjfFoynPaVBUR8f+kN10EBb

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

ebineshax.no-ip.biz:1339

Mutex

DC_MUTEX-DJJ6RW3

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
hjHzHXAjMRSs
install
true
offline_keylogger
true
password
sanjose
persistence
false
reg_key
MicroUpdate

rc4.plain

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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe"	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe

Executes dropped EXE 1 IoCs

pid	Process
5832	msdcsc.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-1-5-21-308834014-1004923324-1191300197-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\msdcsc.exe"	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe

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 3 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	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeSecurityPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeTakeOwnershipPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeLoadDriverPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeSystemProfilePrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeSystemtimePrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeProfSingleProcessPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeIncBasePriorityPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeCreatePagefilePrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeBackupPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeRestorePrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeShutdownPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeDebugPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeSystemEnvironmentPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeChangeNotifyPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeRemoteShutdownPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeUndockPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeManageVolumePrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeImpersonatePrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeCreateGlobalPrivilege	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: 33	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: 34	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: 35	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: 36	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
Token: SeIncreaseQuotaPrivilege	5832	msdcsc.exe
Token: SeSecurityPrivilege	5832	msdcsc.exe
Token: SeTakeOwnershipPrivilege	5832	msdcsc.exe
Token: SeLoadDriverPrivilege	5832	msdcsc.exe
Token: SeSystemProfilePrivilege	5832	msdcsc.exe
Token: SeSystemtimePrivilege	5832	msdcsc.exe
Token: SeProfSingleProcessPrivilege	5832	msdcsc.exe
Token: SeIncBasePriorityPrivilege	5832	msdcsc.exe
Token: SeCreatePagefilePrivilege	5832	msdcsc.exe
Token: SeBackupPrivilege	5832	msdcsc.exe
Token: SeRestorePrivilege	5832	msdcsc.exe
Token: SeShutdownPrivilege	5832	msdcsc.exe
Token: SeDebugPrivilege	5832	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	5832	msdcsc.exe
Token: SeChangeNotifyPrivilege	5832	msdcsc.exe
Token: SeRemoteShutdownPrivilege	5832	msdcsc.exe
Token: SeUndockPrivilege	5832	msdcsc.exe
Token: SeManageVolumePrivilege	5832	msdcsc.exe
Token: SeImpersonatePrivilege	5832	msdcsc.exe
Token: SeCreateGlobalPrivilege	5832	msdcsc.exe
Token: 33	5832	msdcsc.exe
Token: 34	5832	msdcsc.exe
Token: 35	5832	msdcsc.exe
Token: 36	5832	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5832	msdcsc.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 5832	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe	87
PID 764 wrote to memory of 5832	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe	87
PID 764 wrote to memory of 5832	764	JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe	87
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88
PID 5832 wrote to memory of 6140	5832	msdcsc.exe	88

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1e2e834b1e18f6d4f3e9dc55a1ab7cb.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:764
- C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe
  "C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:5832
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:6140

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe
1⤵
PID:232

Network

MITRE ATT&CK Enterprise v16

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

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Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\msdcsc.exe

Filesize
658KB

MD5
b1e2e834b1e18f6d4f3e9dc55a1ab7cb

SHA1
f86001fb69f7bf84c604bb1199634f35106cb20a

SHA256
2dfc2ba9a68288aaa952dcfab798434ce52d6a62b089f2bbd17613c332785013

SHA512
0107c22ae5a363ad3e6a1898cfffaef99a483e07f18a805681dcf3f9930570b6a42b0b39c389b4155b1268b4f43ba2ec2ca46c865c25232ffd6a52ddeb4fa672

Download Submit
memory/764-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/764-0-0x00000000007D0000-0x00000000007D1000-memory.dmp

Filesize
4KB

Download
memory/5832-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-16-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/5832-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-13-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/5832-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/5832-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/6140-14-0x0000000000880000-0x0000000000881000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads