darkcomet | 816e32923f8d32cdcd4c8d847740acdaaac66d806f6bf5e435ad06aa8d3b9293

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/02/2025, 01:50

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General

Target

JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Size

747KB
MD5

b1a3c5db325c060c8b57cb8b801cfbc1
SHA1

4590519c8939e940600d63c6371ff41ef8a2bb60
SHA256

816e32923f8d32cdcd4c8d847740acdaaac66d806f6bf5e435ad06aa8d3b9293
SHA512

2e1674cd81ca82c746e5a9b5049cdcd442c151421c045430b1a0bd4e44f84c330a4b876ed25cc70d5ef250cce550a36df9f7298d7c086c18de653b6d2d424f77
SSDEEP

12288:9aAchpWsuVtDnBsBDJIcynnC90levX4CuYf2D82T3s99+VHuNKE:YAEE3uBDhynCylQgi63O9+VuN

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

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:\\System\\ÚÈÏÇáÑÍãä.exe"	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	ÚÈÏÇáÑÍãä.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	ÚÈÏÇáÑÍãä.exe

Loads dropped DLL 2 IoCs

pid	Process
2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\System\\ÚÈÏÇáÑÍãä.exe"	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.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_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ÚÈÏÇáÑÍãä.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	ÚÈÏÇáÑÍãä.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	ÚÈÏÇáÑÍãä.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	ÚÈÏÇáÑÍãä.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ÚÈÏÇáÑÍãä.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	ÚÈÏÇáÑÍãä.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeSecurityPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeTakeOwnershipPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeLoadDriverPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeSystemProfilePrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeSystemtimePrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeProfSingleProcessPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeIncBasePriorityPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeCreatePagefilePrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeBackupPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeRestorePrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeShutdownPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeDebugPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeSystemEnvironmentPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeChangeNotifyPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeRemoteShutdownPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeUndockPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeManageVolumePrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeImpersonatePrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeCreateGlobalPrivilege	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: 33	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: 34	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: 35	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
Token: SeIncreaseQuotaPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeSecurityPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeTakeOwnershipPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeLoadDriverPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeSystemProfilePrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeSystemtimePrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeProfSingleProcessPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeIncBasePriorityPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeCreatePagefilePrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeBackupPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeRestorePrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeShutdownPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeDebugPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeSystemEnvironmentPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeChangeNotifyPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeRemoteShutdownPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeUndockPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeManageVolumePrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeImpersonatePrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: SeCreateGlobalPrivilege	2812	ÚÈÏÇáÑÍãä.exe
Token: 33	2812	ÚÈÏÇáÑÍãä.exe
Token: 34	2812	ÚÈÏÇáÑÍãä.exe
Token: 35	2812	ÚÈÏÇáÑÍãä.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2812	ÚÈÏÇáÑÍãä.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2812	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe	30
PID 2156 wrote to memory of 2812	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe	30
PID 2156 wrote to memory of 2812	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe	30
PID 2156 wrote to memory of 2812	2156	JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe	30

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1a3c5db325c060c8b57cb8b801cfbc1.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in Drivers directory
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2156
- C:\System\ÚÈÏÇáÑÍãä.exe
  "C:\System\ÚÈÏÇáÑÍãä.exe"
  2⤵
  - Checks BIOS information in registry
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2812

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

\System\ÚÈÏÇáÑÍãä.exe

Filesize
747KB

MD5
b1a3c5db325c060c8b57cb8b801cfbc1

SHA1
4590519c8939e940600d63c6371ff41ef8a2bb60

SHA256
816e32923f8d32cdcd4c8d847740acdaaac66d806f6bf5e435ad06aa8d3b9293

SHA512
2e1674cd81ca82c746e5a9b5049cdcd442c151421c045430b1a0bd4e44f84c330a4b876ed25cc70d5ef250cce550a36df9f7298d7c086c18de653b6d2d424f77

Download Submit
memory/2156-0-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2156-11-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-18-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-20-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-15-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-16-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-17-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-13-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-19-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-14-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-21-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-22-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-23-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-24-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-25-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2812-26-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads