darkcomet | 01eeaec2582724bff9646c88fb477ea945f55915dfd0da9d619a404797820e5a

Analysis

max time kernel
94s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22/01/2025, 17:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
Size

1.9MB
MD5

0fe6a2ad84739f138c16c693028072c2
SHA1

50ffc480400d902ce23dbabe7559a057850938d7
SHA256

01eeaec2582724bff9646c88fb477ea945f55915dfd0da9d619a404797820e5a
SHA512

80f92cd708f32bb6aa7398dda7a2652433f95ffcb178fb0186dcdcdd97ba7dcc0a448b02e4a754b379d568bf562ca173fc7517958326ecbc6f5c548c2bf165f3
SSDEEP

24576:kV1HEA3zhTIzjvfn+Hg5z8OdXGkTIjF66310:kDGyB1

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:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	explorer.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	explorer.exe

Executes dropped EXE 2 IoCs

pid	Process
3624	explorer.exe
336	msdcsc.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe"	explorer.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2260 set thread context of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84

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 7 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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdcsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2956	PING.EXE
212	PING.EXE

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	explorer.exe

Runs ping.exe 1 TTPs 2 IoCs

Remote System Discovery

T1018

pid	Process
2956	PING.EXE
212	PING.EXE

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
Token: SeIncreaseQuotaPrivilege	3624	explorer.exe
Token: SeSecurityPrivilege	3624	explorer.exe
Token: SeTakeOwnershipPrivilege	3624	explorer.exe
Token: SeLoadDriverPrivilege	3624	explorer.exe
Token: SeSystemProfilePrivilege	3624	explorer.exe
Token: SeSystemtimePrivilege	3624	explorer.exe
Token: SeProfSingleProcessPrivilege	3624	explorer.exe
Token: SeIncBasePriorityPrivilege	3624	explorer.exe
Token: SeCreatePagefilePrivilege	3624	explorer.exe
Token: SeBackupPrivilege	3624	explorer.exe
Token: SeRestorePrivilege	3624	explorer.exe
Token: SeShutdownPrivilege	3624	explorer.exe
Token: SeDebugPrivilege	3624	explorer.exe
Token: SeSystemEnvironmentPrivilege	3624	explorer.exe
Token: SeChangeNotifyPrivilege	3624	explorer.exe
Token: SeRemoteShutdownPrivilege	3624	explorer.exe
Token: SeUndockPrivilege	3624	explorer.exe
Token: SeManageVolumePrivilege	3624	explorer.exe
Token: SeImpersonatePrivilege	3624	explorer.exe
Token: SeCreateGlobalPrivilege	3624	explorer.exe
Token: 33	3624	explorer.exe
Token: 34	3624	explorer.exe
Token: 35	3624	explorer.exe
Token: 36	3624	explorer.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 3760	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	83
PID 2260 wrote to memory of 3760	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	83
PID 2260 wrote to memory of 3760	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	83
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 2260 wrote to memory of 3624	2260	JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe	84
PID 3624 wrote to memory of 5096	3624	explorer.exe	85
PID 3624 wrote to memory of 5096	3624	explorer.exe	85
PID 3624 wrote to memory of 5096	3624	explorer.exe	85
PID 3624 wrote to memory of 2236	3624	explorer.exe	87
PID 3624 wrote to memory of 2236	3624	explorer.exe	87
PID 3624 wrote to memory of 2236	3624	explorer.exe	87
PID 2236 wrote to memory of 2956	2236	cmd.exe	89
PID 2236 wrote to memory of 2956	2236	cmd.exe	89
PID 2236 wrote to memory of 2956	2236	cmd.exe	89
PID 5096 wrote to memory of 212	5096	cmd.exe	90
PID 5096 wrote to memory of 212	5096	cmd.exe	90
PID 5096 wrote to memory of 212	5096	cmd.exe	90
PID 3624 wrote to memory of 336	3624	explorer.exe	91
PID 3624 wrote to memory of 336	3624	explorer.exe	91
PID 3624 wrote to memory of 336	3624	explorer.exe	91

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0fe6a2ad84739f138c16c693028072c2.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Users\Admin\AppData\Local\Temp\winamp\explorer.exe
  C:\Users\Admin\AppData\Local\Temp\\winamp\explorer.exe
  2⤵
  PID:3760
- C:\Users\Admin\AppData\Local\Temp\winamp\explorer.exe
  C:\Users\Admin\AppData\Local\Temp\\winamp\explorer.exe
  2⤵
  - Modifies WinLogon for persistence
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3624
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5096
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 5
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:212
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2236
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 5
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2956
- - C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    "C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:336

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

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat

Filesize
82B

MD5
35d96e874ae0a97b4464c075405abd90

SHA1
1bc253a3e046a221d448ff19509abd57994f203a

SHA256
a8cbec11cd44fcc0dbc150d99fde233c9cdfdbed5a78e87449a000f6993c7b34

SHA512
6e5f180cbc2c9cdde5fe2721092c6c0599f3c9900711082a4690a25478fd6fba7b3c6d75f771e474317ad27e5ac378bc19d4d6570cac7e8f76411da6fd8cd46a

Download Submit
memory/2260-0-0x0000000075592000-0x0000000075593000-memory.dmp

Filesize
4KB

Download
memory/2260-1-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2260-2-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/2260-17-0x0000000075590000-0x0000000075B41000-memory.dmp

Filesize
5.7MB

Download
memory/3624-9-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3624-11-0x0000000002270000-0x0000000002271000-memory.dmp

Filesize
4KB

Download
memory/3624-10-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3624-7-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/3624-82-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download