darkcomet | d20e3b3c4ba4a659c205777ef07ad879526c151a4cfac41f74c4c507449d0e48

Analysis

max time kernel
150s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02/01/2025, 12:25

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General

Target

JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Size

756KB
MD5

651352130871329678645a2c55e5ef6e
SHA1

800bcf13fe531a75f139a726565451fac19ef87b
SHA256

d20e3b3c4ba4a659c205777ef07ad879526c151a4cfac41f74c4c507449d0e48
SHA512

f3785622896beffd6885ac671656a4fb17c1bcb87ee175a3733d366b3857d09b6af3e15b2159b1267dfcbcd62d38ae26afd87171dd5950f6a89a3df63671887f
SSDEEP

12288:c9AFlAd0Z+89cxTGzO4AucTD8QP2lmFSrVs9LqnK:KAQ6Zx9cxTmOrucTIEFSpOG

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:\\Java(HT) Platform"	JaffaCakes118_651352130871329678645a2c55e5ef6e.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_651352130871329678645a2c55e5ef6e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	explorer.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java(HT) Platform = "C:\\Java(HT) Platform"	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java(HT) Platform = "C:\\Java(HT) Platform"	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3932 set thread context of 4164	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	84

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_651352130871329678645a2c55e5ef6e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.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\Identifier	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	JaffaCakes118_651352130871329678645a2c55e5ef6e.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	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeSecurityPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeTakeOwnershipPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeLoadDriverPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeSystemProfilePrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeSystemtimePrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeProfSingleProcessPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeIncBasePriorityPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeCreatePagefilePrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeBackupPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeRestorePrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeShutdownPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeDebugPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeSystemEnvironmentPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeChangeNotifyPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeRemoteShutdownPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeUndockPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeManageVolumePrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeImpersonatePrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeCreateGlobalPrivilege	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: 33	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: 34	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: 35	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: 36	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
Token: SeIncreaseQuotaPrivilege	4164	explorer.exe
Token: SeSecurityPrivilege	4164	explorer.exe
Token: SeTakeOwnershipPrivilege	4164	explorer.exe
Token: SeLoadDriverPrivilege	4164	explorer.exe
Token: SeSystemProfilePrivilege	4164	explorer.exe
Token: SeSystemtimePrivilege	4164	explorer.exe
Token: SeProfSingleProcessPrivilege	4164	explorer.exe
Token: SeIncBasePriorityPrivilege	4164	explorer.exe
Token: SeCreatePagefilePrivilege	4164	explorer.exe
Token: SeBackupPrivilege	4164	explorer.exe
Token: SeRestorePrivilege	4164	explorer.exe
Token: SeShutdownPrivilege	4164	explorer.exe
Token: SeDebugPrivilege	4164	explorer.exe
Token: SeSystemEnvironmentPrivilege	4164	explorer.exe
Token: SeChangeNotifyPrivilege	4164	explorer.exe
Token: SeRemoteShutdownPrivilege	4164	explorer.exe
Token: SeUndockPrivilege	4164	explorer.exe
Token: SeManageVolumePrivilege	4164	explorer.exe
Token: SeImpersonatePrivilege	4164	explorer.exe
Token: SeCreateGlobalPrivilege	4164	explorer.exe
Token: 33	4164	explorer.exe
Token: 34	4164	explorer.exe
Token: 35	4164	explorer.exe
Token: 36	4164	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4164	explorer.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 2156	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	83
PID 3932 wrote to memory of 4164	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	84
PID 3932 wrote to memory of 4164	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	84
PID 3932 wrote to memory of 4164	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	84
PID 3932 wrote to memory of 4164	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	84
PID 3932 wrote to memory of 4164	3932	JaffaCakes118_651352130871329678645a2c55e5ef6e.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_651352130871329678645a2c55e5ef6e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_651352130871329678645a2c55e5ef6e.exe"
1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- 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:3932
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2156
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Checks BIOS information in registry
  - 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:4164

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:\Java(HT) Platform

Filesize
756KB

MD5
651352130871329678645a2c55e5ef6e

SHA1
800bcf13fe531a75f139a726565451fac19ef87b

SHA256
d20e3b3c4ba4a659c205777ef07ad879526c151a4cfac41f74c4c507449d0e48

SHA512
f3785622896beffd6885ac671656a4fb17c1bcb87ee175a3733d366b3857d09b6af3e15b2159b1267dfcbcd62d38ae26afd87171dd5950f6a89a3df63671887f

Download Submit
memory/2156-2-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

Filesize
4KB

Download
memory/3932-0-0x00000000021F0000-0x00000000021F1000-memory.dmp

Filesize
4KB

Download
memory/3932-10-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-12-0x0000000002B20000-0x0000000002B21000-memory.dmp

Filesize
4KB

Download
memory/4164-11-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-8-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-15-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-14-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-13-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-7-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-9-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/4164-16-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads