darkcomet | 6fc9cccdabc82d8ead2f3f4e912212a2c198fbb58649251a8bf3ca1a1a743bb2

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 13:13

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General

Target

JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Size

658KB
MD5

79df81ab84bd6047be9510c04439c600
SHA1

8eff50b6d3ef7e06f4e1ff0ef48ebace301eb8f0
SHA256

6fc9cccdabc82d8ead2f3f4e912212a2c198fbb58649251a8bf3ca1a1a743bb2
SHA512

c60bb44741ff712dc32f28615560cf27b8fe6468bf01dcb5d9f92d357c1fc79c5949b3cfad96dc5e4a2902bbf689d74c8b63b168c9dca09bbfa7685d7d3f3c56
SSDEEP

12288:K9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/ho:GZ1xuVVjfFoynPaVBUR8f+kN10EBi

Score

10^/10

darkcomet rat discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

RAT

dcratk.zapto.org:1604

Mutex

DCMIN_MUTEX-D42GK0L

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
Pxh91wu5UxeB
install
true
offline_keylogger
true
persistence
false
reg_key
Host

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"	JaffaCakes118_79df81ab84bd6047be9510c04439c600.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe

Executes dropped EXE 1 IoCs

pid	Process
3164	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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Host = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	JaffaCakes118_79df81ab84bd6047be9510c04439c600.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 2 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_79df81ab84bd6047be9510c04439c600.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeSecurityPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeTakeOwnershipPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeLoadDriverPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeSystemProfilePrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeSystemtimePrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeProfSingleProcessPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeIncBasePriorityPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeCreatePagefilePrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeBackupPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeRestorePrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeShutdownPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeDebugPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeSystemEnvironmentPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeChangeNotifyPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeRemoteShutdownPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeUndockPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeManageVolumePrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeImpersonatePrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeCreateGlobalPrivilege	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: 33	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: 34	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: 35	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: 36	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
Token: SeIncreaseQuotaPrivilege	3164	IMDCSC.exe
Token: SeSecurityPrivilege	3164	IMDCSC.exe
Token: SeTakeOwnershipPrivilege	3164	IMDCSC.exe
Token: SeLoadDriverPrivilege	3164	IMDCSC.exe
Token: SeSystemProfilePrivilege	3164	IMDCSC.exe
Token: SeSystemtimePrivilege	3164	IMDCSC.exe
Token: SeProfSingleProcessPrivilege	3164	IMDCSC.exe
Token: SeIncBasePriorityPrivilege	3164	IMDCSC.exe
Token: SeCreatePagefilePrivilege	3164	IMDCSC.exe
Token: SeBackupPrivilege	3164	IMDCSC.exe
Token: SeRestorePrivilege	3164	IMDCSC.exe
Token: SeShutdownPrivilege	3164	IMDCSC.exe
Token: SeDebugPrivilege	3164	IMDCSC.exe
Token: SeSystemEnvironmentPrivilege	3164	IMDCSC.exe
Token: SeChangeNotifyPrivilege	3164	IMDCSC.exe
Token: SeRemoteShutdownPrivilege	3164	IMDCSC.exe
Token: SeUndockPrivilege	3164	IMDCSC.exe
Token: SeManageVolumePrivilege	3164	IMDCSC.exe
Token: SeImpersonatePrivilege	3164	IMDCSC.exe
Token: SeCreateGlobalPrivilege	3164	IMDCSC.exe
Token: 33	3164	IMDCSC.exe
Token: 34	3164	IMDCSC.exe
Token: 35	3164	IMDCSC.exe
Token: 36	3164	IMDCSC.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3164	IMDCSC.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 3164	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe	82
PID 968 wrote to memory of 3164	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe	82
PID 968 wrote to memory of 3164	968	JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe	82

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79df81ab84bd6047be9510c04439c600.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_79df81ab84bd6047be9510c04439c600.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:968
- C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
  "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3164

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

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Downloads

C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe

Filesize
658KB

MD5
79df81ab84bd6047be9510c04439c600

SHA1
8eff50b6d3ef7e06f4e1ff0ef48ebace301eb8f0

SHA256
6fc9cccdabc82d8ead2f3f4e912212a2c198fbb58649251a8bf3ca1a1a743bb2

SHA512
c60bb44741ff712dc32f28615560cf27b8fe6468bf01dcb5d9f92d357c1fc79c5949b3cfad96dc5e4a2902bbf689d74c8b63b168c9dca09bbfa7685d7d3f3c56

Download Submit
memory/968-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/968-0-0x00000000024B0000-0x00000000024B1000-memory.dmp

Filesize
4KB

Download
memory/3164-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-15-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/3164-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-12-0x00000000022B0000-0x00000000022B1000-memory.dmp

Filesize
4KB

Download
memory/3164-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/3164-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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