darkcomet | be5ed0d0ec7cbf1776fa045cf5b84e5d553b86c40b2fc24c3fe4c9cdea12d78a

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/02/2025, 00:05

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General

Target

JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Size

658KB
MD5

1d2479184b2a686ebbc21550860d9a00
SHA1

d86d5803c4a3ac545d926522b64068bec6ee999d
SHA256

be5ed0d0ec7cbf1776fa045cf5b84e5d553b86c40b2fc24c3fe4c9cdea12d78a
SHA512

1912f0460dff87a0b6fbe37f4b849d4f8dfaf0c5714a98cc512fdb25df4a5d5fc65203d8b77da75300271b927276e2a76232c923a65de59a6b81fc12f77df8fa
SSDEEP

12288:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hY:eZ1xuVVjfFoynPaVBUR8f+kN10EBO

Score

10^/10

darkcomet guest discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest

coolcrazyfly.no-ip.biz:1608

Mutex

DC_MUTEX-TR1T20C

Attributes

InstallPath
MSDCSC\msdcsc.exe
gencode
WfyF5GZxJAmn
install
true
offline_keylogger
true
password
popyjoe1
persistence
false
reg_key
MicroUpdate

rc4.plain

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\\MSDCSC\\msdcsc.exe"	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe

Executes dropped EXE 1 IoCs

pid	Process
2204	msdcsc.exe

Loads dropped DLL 2 IoCs

pid	Process
1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe"	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.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	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeSecurityPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeTakeOwnershipPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeLoadDriverPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeSystemProfilePrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeSystemtimePrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeProfSingleProcessPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeIncBasePriorityPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeCreatePagefilePrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeBackupPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeRestorePrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeShutdownPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeDebugPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeSystemEnvironmentPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeChangeNotifyPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeRemoteShutdownPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeUndockPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeManageVolumePrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeImpersonatePrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeCreateGlobalPrivilege	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: 33	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: 34	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: 35	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
Token: SeIncreaseQuotaPrivilege	2204	msdcsc.exe
Token: SeSecurityPrivilege	2204	msdcsc.exe
Token: SeTakeOwnershipPrivilege	2204	msdcsc.exe
Token: SeLoadDriverPrivilege	2204	msdcsc.exe
Token: SeSystemProfilePrivilege	2204	msdcsc.exe
Token: SeSystemtimePrivilege	2204	msdcsc.exe
Token: SeProfSingleProcessPrivilege	2204	msdcsc.exe
Token: SeIncBasePriorityPrivilege	2204	msdcsc.exe
Token: SeCreatePagefilePrivilege	2204	msdcsc.exe
Token: SeBackupPrivilege	2204	msdcsc.exe
Token: SeRestorePrivilege	2204	msdcsc.exe
Token: SeShutdownPrivilege	2204	msdcsc.exe
Token: SeDebugPrivilege	2204	msdcsc.exe
Token: SeSystemEnvironmentPrivilege	2204	msdcsc.exe
Token: SeChangeNotifyPrivilege	2204	msdcsc.exe
Token: SeRemoteShutdownPrivilege	2204	msdcsc.exe
Token: SeUndockPrivilege	2204	msdcsc.exe
Token: SeManageVolumePrivilege	2204	msdcsc.exe
Token: SeImpersonatePrivilege	2204	msdcsc.exe
Token: SeCreateGlobalPrivilege	2204	msdcsc.exe
Token: 33	2204	msdcsc.exe
Token: 34	2204	msdcsc.exe
Token: 35	2204	msdcsc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2204	msdcsc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 2204	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe	28
PID 1548 wrote to memory of 2204	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe	28
PID 1548 wrote to memory of 2204	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe	28
PID 1548 wrote to memory of 2204	1548	JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe	28

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1d2479184b2a686ebbc21550860d9a00.exe"
1⤵
- 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:1548
- C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
  "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2204

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

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Downloads

\Users\Admin\Documents\MSDCSC\msdcsc.exe

Filesize
658KB

MD5
1d2479184b2a686ebbc21550860d9a00

SHA1
d86d5803c4a3ac545d926522b64068bec6ee999d

SHA256
be5ed0d0ec7cbf1776fa045cf5b84e5d553b86c40b2fc24c3fe4c9cdea12d78a

SHA512
1912f0460dff87a0b6fbe37f4b849d4f8dfaf0c5714a98cc512fdb25df4a5d5fc65203d8b77da75300271b927276e2a76232c923a65de59a6b81fc12f77df8fa

Download Submit
memory/1548-13-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1548-0-0x0000000000280000-0x0000000000281000-memory.dmp

Filesize
4KB

Download
memory/2204-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-15-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-17-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-11-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/2204-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-24-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-25-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2204-27-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads