darkcomet | 18d52aeaa59125375425cf062ea0ad69f2e90fdd02ef30c5af79ccd566490cfb

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 01:42

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General

Target

JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Size

686KB
MD5

857aeabedfb0c621ea49fe81c9458060
SHA1

e2b5ea100aca8e27b09205975f1a61184022348c
SHA256

18d52aeaa59125375425cf062ea0ad69f2e90fdd02ef30c5af79ccd566490cfb
SHA512

db27e70ef061a6b2790d633f66038a41fc2bc31fbd04349cd7eecd3994164c034d4bee8982f3f8157a473e0b4d779feba50f130a5c74c26d09dac4180f672b69
SSDEEP

12288:pXhpvNWw276S/DuoeFcfbmiJ99VPhYR5MTSHvLenELrWv1lZw4JuMkMh/fy452UF:VnAw2WWeFcfbP9VPSPMTSPL/rWvzq4J1

Score

10^/10

darkcomet victime defense_evasion discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Victime

inyourfaaace.no-ip.org:81

Mutex

DC_MUTEX-AQVBRQF

Attributes

InstallPath
MSDCSC\Setup.exe
gencode
vu9y6SRjoEjp
install
true
offline_keylogger
true
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\\Setup.exe"	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe

Modifies firewall policy service 3 TTPs 3 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	Setup.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	Setup.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	Setup.exe

Modifies security service 2 TTPs 1 IoCs

defense_evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	Setup.exe

Windows security bypass 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	Setup.exe

Disables Task Manager via registry modification
defense_evasion

Checks computer location settings 2 TTPs 1 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-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe

Executes dropped EXE 1 IoCs

pid	Process
5344	Setup.exe

Windows security modification 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	Setup.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-1-5-21-1062200478-553497403-3857448183-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\Setup.exe"	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.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	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeSecurityPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeTakeOwnershipPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeLoadDriverPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeSystemProfilePrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeSystemtimePrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeProfSingleProcessPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeIncBasePriorityPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeCreatePagefilePrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeBackupPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeRestorePrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeShutdownPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeDebugPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeSystemEnvironmentPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeChangeNotifyPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeRemoteShutdownPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeUndockPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeManageVolumePrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeImpersonatePrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeCreateGlobalPrivilege	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: 33	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: 34	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: 35	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: 36	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
Token: SeIncreaseQuotaPrivilege	5344	Setup.exe
Token: SeSecurityPrivilege	5344	Setup.exe
Token: SeTakeOwnershipPrivilege	5344	Setup.exe
Token: SeLoadDriverPrivilege	5344	Setup.exe
Token: SeSystemProfilePrivilege	5344	Setup.exe
Token: SeSystemtimePrivilege	5344	Setup.exe
Token: SeProfSingleProcessPrivilege	5344	Setup.exe
Token: SeIncBasePriorityPrivilege	5344	Setup.exe
Token: SeCreatePagefilePrivilege	5344	Setup.exe
Token: SeBackupPrivilege	5344	Setup.exe
Token: SeRestorePrivilege	5344	Setup.exe
Token: SeShutdownPrivilege	5344	Setup.exe
Token: SeDebugPrivilege	5344	Setup.exe
Token: SeSystemEnvironmentPrivilege	5344	Setup.exe
Token: SeChangeNotifyPrivilege	5344	Setup.exe
Token: SeRemoteShutdownPrivilege	5344	Setup.exe
Token: SeUndockPrivilege	5344	Setup.exe
Token: SeManageVolumePrivilege	5344	Setup.exe
Token: SeImpersonatePrivilege	5344	Setup.exe
Token: SeCreateGlobalPrivilege	5344	Setup.exe
Token: 33	5344	Setup.exe
Token: 34	5344	Setup.exe
Token: 35	5344	Setup.exe
Token: 36	5344	Setup.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5344	Setup.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3392 wrote to memory of 5344	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe	93
PID 3392 wrote to memory of 5344	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe	93
PID 3392 wrote to memory of 5344	3392	JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe	93

System policy modification 1 TTPs 3 IoCs

defense_evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	Setup.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	Setup.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	Setup.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_857aeabedfb0c621ea49fe81c9458060.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3392
- C:\Users\Admin\Documents\MSDCSC\Setup.exe
  "C:\Users\Admin\Documents\MSDCSC\Setup.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - System policy modification
  PID:5344

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

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:\Users\Admin\Documents\MSDCSC\Setup.exe

Filesize
686KB

MD5
857aeabedfb0c621ea49fe81c9458060

SHA1
e2b5ea100aca8e27b09205975f1a61184022348c

SHA256
18d52aeaa59125375425cf062ea0ad69f2e90fdd02ef30c5af79ccd566490cfb

SHA512
db27e70ef061a6b2790d633f66038a41fc2bc31fbd04349cd7eecd3994164c034d4bee8982f3f8157a473e0b4d779feba50f130a5c74c26d09dac4180f672b69

Download Submit
memory/3392-0-0x0000000002260000-0x0000000002261000-memory.dmp

Filesize
4KB

Download
memory/3392-13-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-19-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-21-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-16-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-17-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-18-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-14-0x0000000002040000-0x0000000002041000-memory.dmp

Filesize
4KB

Download
memory/5344-20-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-15-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-22-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-23-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-24-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-25-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-26-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-27-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/5344-28-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads