darkcomet | 4a683c5439a91cd97ba2a68258528f2aa4e640a650219b2ccd3e30468062cc83

Analysis

max time kernel
27s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-10-2024 16:45

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General

Target

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
Size

686KB
MD5

74780ce2d7cca50a2e02d895f16b7646
SHA1

a1ac8a1ad30801415c85e92522009acfbbecc647
SHA256

4a683c5439a91cd97ba2a68258528f2aa4e640a650219b2ccd3e30468062cc83
SHA512

958d5447306cb0b51ecd2a70d954ba12a440bc834284783301d95b1a98474c93f4cf8cbcca52819ddb5907d174ae56685cfd6d402e5f8239fa6995a003ad8dbf
SSDEEP

12288:A0yjePRkouFP8gpfJOZ9autdjvP/OlYYONpNqEayhK:hyCbutx0zau/gZOJa

Score

10^/10

darkcomet discovery persistence rat trojan upx

Malware Config

Signatures

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

Executes dropped EXE 2 IoCs

Processes:

PerfWatsonPackage.exemsvbprj.exe

pid	Process
2816	PerfWatsonPackage.exe
2732	msvbprj.exe

Loads dropped DLL 4 IoCs

Processes:

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exePerfWatsonPackage.exe

pid	Process
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2816	PerfWatsonPackage.exe
2816	PerfWatsonPackage.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

PerfWatsonPackage.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\© Windows Live Messenger Music Status Plugin Module = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PerfWatsonPackage.exe"	PerfWatsonPackage.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exemsvbprj.exe

description	pid	Process	procid_target
PID 2688 set thread context of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2732 set thread context of 2624	2732	msvbprj.exe	34

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/2872-10-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-14-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-18-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-16-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-15-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-8-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-20-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-19-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-21-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-32-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-31-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-30-0x0000000000400000-0x00000000004C9000-memory.dmp	upx
behavioral1/memory/2872-50-0x0000000000400000-0x00000000004C9000-memory.dmp	upx

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 5 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

Processes:

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exeAppLaunch.exePerfWatsonPackage.exemsvbprj.exeAppLaunch.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PerfWatsonPackage.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msvbprj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AppLaunch.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exePerfWatsonPackage.exemsvbprj.exe

pid	Process
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2816	PerfWatsonPackage.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
2732	msvbprj.exe
2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 49 IoCs

Processes:

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exeAppLaunch.exePerfWatsonPackage.exemsvbprj.exeAppLaunch.exe

description	pid	Process
Token: SeDebugPrivilege	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2872	AppLaunch.exe
Token: SeSecurityPrivilege	2872	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	2872	AppLaunch.exe
Token: SeLoadDriverPrivilege	2872	AppLaunch.exe
Token: SeSystemProfilePrivilege	2872	AppLaunch.exe
Token: SeSystemtimePrivilege	2872	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	2872	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	2872	AppLaunch.exe
Token: SeCreatePagefilePrivilege	2872	AppLaunch.exe
Token: SeBackupPrivilege	2872	AppLaunch.exe
Token: SeRestorePrivilege	2872	AppLaunch.exe
Token: SeShutdownPrivilege	2872	AppLaunch.exe
Token: SeDebugPrivilege	2872	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	2872	AppLaunch.exe
Token: SeChangeNotifyPrivilege	2872	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	2872	AppLaunch.exe
Token: SeUndockPrivilege	2872	AppLaunch.exe
Token: SeManageVolumePrivilege	2872	AppLaunch.exe
Token: SeImpersonatePrivilege	2872	AppLaunch.exe
Token: SeCreateGlobalPrivilege	2872	AppLaunch.exe
Token: 33	2872	AppLaunch.exe
Token: 34	2872	AppLaunch.exe
Token: 35	2872	AppLaunch.exe
Token: SeDebugPrivilege	2816	PerfWatsonPackage.exe
Token: SeDebugPrivilege	2732	msvbprj.exe
Token: SeIncreaseQuotaPrivilege	2624	AppLaunch.exe
Token: SeSecurityPrivilege	2624	AppLaunch.exe
Token: SeTakeOwnershipPrivilege	2624	AppLaunch.exe
Token: SeLoadDriverPrivilege	2624	AppLaunch.exe
Token: SeSystemProfilePrivilege	2624	AppLaunch.exe
Token: SeSystemtimePrivilege	2624	AppLaunch.exe
Token: SeProfSingleProcessPrivilege	2624	AppLaunch.exe
Token: SeIncBasePriorityPrivilege	2624	AppLaunch.exe
Token: SeCreatePagefilePrivilege	2624	AppLaunch.exe
Token: SeBackupPrivilege	2624	AppLaunch.exe
Token: SeRestorePrivilege	2624	AppLaunch.exe
Token: SeShutdownPrivilege	2624	AppLaunch.exe
Token: SeDebugPrivilege	2624	AppLaunch.exe
Token: SeSystemEnvironmentPrivilege	2624	AppLaunch.exe
Token: SeChangeNotifyPrivilege	2624	AppLaunch.exe
Token: SeRemoteShutdownPrivilege	2624	AppLaunch.exe
Token: SeUndockPrivilege	2624	AppLaunch.exe
Token: SeManageVolumePrivilege	2624	AppLaunch.exe
Token: SeImpersonatePrivilege	2624	AppLaunch.exe
Token: SeCreateGlobalPrivilege	2624	AppLaunch.exe
Token: 33	2624	AppLaunch.exe
Token: 34	2624	AppLaunch.exe
Token: 35	2624	AppLaunch.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AppLaunch.exe

pid	Process
2872	AppLaunch.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exePerfWatsonPackage.exemsvbprj.exe

description	pid	Process	procid_target
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2872	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2816	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2816	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2816	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2816	2688	74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe	32
PID 2816 wrote to memory of 2732	2816	PerfWatsonPackage.exe	33
PID 2816 wrote to memory of 2732	2816	PerfWatsonPackage.exe	33
PID 2816 wrote to memory of 2732	2816	PerfWatsonPackage.exe	33
PID 2816 wrote to memory of 2732	2816	PerfWatsonPackage.exe	33
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34
PID 2732 wrote to memory of 2624	2732	msvbprj.exe	34

C:\Users\Admin\AppData\Local\Temp\74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\74780ce2d7cca50a2e02d895f16b7646_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2872
- C:\Users\Admin\AppData\Local\Temp\PerfWatsonPackage.exe
  "C:\Users\Admin\AppData\Local\Temp\PerfWatsonPackage.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2816
- - C:\Users\Admin\AppData\Local\Temp\msvbprj.exe
    "C:\Users\Admin\AppData\Local\Temp\msvbprj.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2732
  - - C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:2624

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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\PerfWatsonPackage.exe

Filesize
35KB

MD5
5de5595461e7d2128487452a00021d0b

SHA1
475ac303168d7165ba5d51df5b46e5e6169d03fc

SHA256
2cf9865737b18d9bde9e44c59a039655dca28706f55097a149361e6b6bf54259

SHA512
799ed7527dedce3e602751032b68d21f619daa45c39d608f07973e9ce316dde947ed716c7f119989f2d7d793a6b14ae05b4f103d49d2b80fe8acd67faac509ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\msvbprj.exe

Filesize
686KB

MD5
74780ce2d7cca50a2e02d895f16b7646

SHA1
a1ac8a1ad30801415c85e92522009acfbbecc647

SHA256
4a683c5439a91cd97ba2a68258528f2aa4e640a650219b2ccd3e30468062cc83

SHA512
958d5447306cb0b51ecd2a70d954ba12a440bc834284783301d95b1a98474c93f4cf8cbcca52819ddb5907d174ae56685cfd6d402e5f8239fa6995a003ad8dbf

Download Submit
memory/2688-1-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2688-2-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2688-49-0x0000000074490000-0x0000000074A3B000-memory.dmp

Filesize
5.7MB

Download
memory/2688-0-0x0000000074491000-0x0000000074492000-memory.dmp

Filesize
4KB

Download
memory/2872-14-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-21-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-15-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-8-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-7-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-20-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-19-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-16-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-32-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-18-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-31-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-30-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-10-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download
memory/2872-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2872-50-0x0000000000400000-0x00000000004C9000-memory.dmp

Filesize
804KB

Download