darkcomet | 15d2c33c412f6751227856f7c8a887c9c5dcb905efdc4cbf9dc2e19a80bbd657

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
17-08-2024 17:31

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General

Target

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Size

784KB
MD5

a377b3a16409fd5a0b6a5d5c9e01252d
SHA1

901b9c7b242cad1b5c9c7628f5e6df6dfe96308e
SHA256

15d2c33c412f6751227856f7c8a887c9c5dcb905efdc4cbf9dc2e19a80bbd657
SHA512

f797ab136bcd70996f79a82c0042f9f5d4bf2d0e90ee56a504c99f70eda55a9f0fb0944e35cb3e92deeab90f25eede7e10684d459bb952978b3c1225b1a27e61
SSDEEP

24576:d9gGLm4ki3pnf325Mm+gdnywb1QIbG9g+9fm:dqN4Jnf3dQHS6

Score

10^/10

darkcomet latentbot discovery persistence rat trojan

Malware Config

Extracted

Family

latentbot

microsoftessential.zapto.org

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
LatentBot
Modular trojan written in Delphi which has been in-the-wild since 2013.
trojan latentbot

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

Processes:

msdcsc.exemsdcsc.exe

pid	Process
2952	msdcsc.exe
2664	msdcsc.exe

Loads dropped DLL 3 IoCs

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exe

pid	Process
2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
2952	msdcsc.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	msdcsc.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exe

description	pid	Process	procid_target
PID 1792 set thread context of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 2952 set thread context of 2664	2952	msdcsc.exe	32

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 4 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:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exea377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exemsdcsc.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeSecurityPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeBackupPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeRestorePrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeShutdownPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeDebugPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeUndockPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: 33	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: 34	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: 35	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2664	msdcsc.exe
Token: SeSecurityPrivilege	2664	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2664	msdcsc.exe
Token: SeLoadDriverPrivilege	2664	msdcsc.exe
Token: SeSystemProfilePrivilege	2664	msdcsc.exe
Token: SeSystemtimePrivilege	2664	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2664	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2664	msdcsc.exe
Token: SeCreatePagefilePrivilege	2664	msdcsc.exe
Token: SeBackupPrivilege	2664	msdcsc.exe
Token: SeRestorePrivilege	2664	msdcsc.exe
Token: SeShutdownPrivilege	2664	msdcsc.exe
Token: SeDebugPrivilege	2664	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2664	msdcsc.exe
Token: SeChangeNotifyPrivilege	2664	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2664	msdcsc.exe
Token: SeUndockPrivilege	2664	msdcsc.exe
Token: SeManageVolumePrivilege	2664	msdcsc.exe
Token: SeImpersonatePrivilege	2664	msdcsc.exe
Token: SeCreateGlobalPrivilege	2664	msdcsc.exe
Token: 33	2664	msdcsc.exe
Token: 34	2664	msdcsc.exe
Token: 35	2664	msdcsc.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exemsdcsc.exe

pid	Process
1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
2952	msdcsc.exe
2664	msdcsc.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exea377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exemsdcsc.exe

description	pid	Process	procid_target
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 1792 wrote to memory of 2656	1792	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	30
PID 2656 wrote to memory of 2952	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	31
PID 2656 wrote to memory of 2952	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	31
PID 2656 wrote to memory of 2952	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	31
PID 2656 wrote to memory of 2952	2656	a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe	31
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32
PID 2952 wrote to memory of 2664	2952	msdcsc.exe	32

C:\Users\Admin\AppData\Local\Temp\a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Users\Admin\AppData\Local\Temp\a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\a377b3a16409fd5a0b6a5d5c9e01252d_JaffaCakes118.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2656
- - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
    "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2952
  - - C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:2664

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

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\Documents\MSDCSC\msdcsc.exe

Filesize
784KB

MD5
a377b3a16409fd5a0b6a5d5c9e01252d

SHA1
901b9c7b242cad1b5c9c7628f5e6df6dfe96308e

SHA256
15d2c33c412f6751227856f7c8a887c9c5dcb905efdc4cbf9dc2e19a80bbd657

SHA512
f797ab136bcd70996f79a82c0042f9f5d4bf2d0e90ee56a504c99f70eda55a9f0fb0944e35cb3e92deeab90f25eede7e10684d459bb952978b3c1225b1a27e61

Download Submit
memory/2656-2-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2656-3-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2656-4-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2656-5-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2656-6-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2656-17-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-30-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-33-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-28-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-26-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-32-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-29-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-31-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-27-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-34-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-38-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-39-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-41-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-42-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/2664-44-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download