darkcomet | daac00188bb65fbd29e3b3b9d723ba883c8b2d0106ba86be05cd2934a13acf3f

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 05:43

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General

Target

a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Size

756KB
MD5

a636880256c212ddea07f669247c5909
SHA1

1db5430fea5603b49cc3a54d078d3cfde06584ed
SHA256

daac00188bb65fbd29e3b3b9d723ba883c8b2d0106ba86be05cd2934a13acf3f
SHA512

7499d41b5b8471c24f108573c49b832f55942bd01c21b1bcd87a6cb7fb1eead7f8332497c5019d7f8b27bc7fe74a335e74fb4f88a1a1066ac1918c48b952775b
SSDEEP

12288:T9AFlAd0Z+89cxTGzO4ADTD8iP2lmSSrVs9YqnI3Md0QZh9u:RAQ6Zx9cxTmOrDTI+SSpORI00QZh9u

Score

10^/10

darkcomet discovery evasion 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 firewall policy service 3 TTPs 6 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	explorer.exe

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	explorer.exe

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	explorer.exe

Disables RegEdit via registry modification 2 IoCs

evasion

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	explorer.exe

Disables Task Manager via registry modification
evasion

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	explorer.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exe

description	pid	Process	procid_target
PID 808 set thread context of 2936	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe	83

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

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorer.exea636880256c212ddea07f669247c5909_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	explorer.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

explorer.exea636880256c212ddea07f669247c5909_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	explorer.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	a636880256c212ddea07f669247c5909_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

explorer.exe

pid	Process
2936	explorer.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exeexplorer.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeSecurityPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeSystemtimePrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeBackupPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeRestorePrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeShutdownPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeDebugPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeUndockPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeManageVolumePrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeImpersonatePrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: 33	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: 34	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: 35	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: 36	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2936	explorer.exe
Token: SeSecurityPrivilege	2936	explorer.exe
Token: SeTakeOwnershipPrivilege	2936	explorer.exe
Token: SeLoadDriverPrivilege	2936	explorer.exe
Token: SeSystemProfilePrivilege	2936	explorer.exe
Token: SeSystemtimePrivilege	2936	explorer.exe
Token: SeProfSingleProcessPrivilege	2936	explorer.exe
Token: SeIncBasePriorityPrivilege	2936	explorer.exe
Token: SeCreatePagefilePrivilege	2936	explorer.exe
Token: SeBackupPrivilege	2936	explorer.exe
Token: SeRestorePrivilege	2936	explorer.exe
Token: SeShutdownPrivilege	2936	explorer.exe
Token: SeDebugPrivilege	2936	explorer.exe
Token: SeSystemEnvironmentPrivilege	2936	explorer.exe
Token: SeChangeNotifyPrivilege	2936	explorer.exe
Token: SeRemoteShutdownPrivilege	2936	explorer.exe
Token: SeUndockPrivilege	2936	explorer.exe
Token: SeManageVolumePrivilege	2936	explorer.exe
Token: SeImpersonatePrivilege	2936	explorer.exe
Token: SeCreateGlobalPrivilege	2936	explorer.exe
Token: 33	2936	explorer.exe
Token: 34	2936	explorer.exe
Token: 35	2936	explorer.exe
Token: 36	2936	explorer.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exe

description	pid	Process	procid_target
PID 808 wrote to memory of 2936	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe	83
PID 808 wrote to memory of 2936	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe	83
PID 808 wrote to memory of 2936	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe	83
PID 808 wrote to memory of 2936	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe	83
PID 808 wrote to memory of 2936	808	a636880256c212ddea07f669247c5909_JaffaCakes118.exe	83

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

Processes:

a636880256c212ddea07f669247c5909_JaffaCakes118.exe

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	a636880256c212ddea07f669247c5909_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	a636880256c212ddea07f669247c5909_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a636880256c212ddea07f669247c5909_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a636880256c212ddea07f669247c5909_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Checks BIOS information in registry
- Windows security modification
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:808
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies security service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Checks BIOS information in registry
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:2936

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

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

Replay Monitor

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Downloads

memory/808-0-0x0000000002690000-0x0000000002691000-memory.dmp

Filesize
4KB

Download
memory/2936-1-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-3-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-2-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-4-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-5-0x0000000003520000-0x0000000003521000-memory.dmp

Filesize
4KB

Download
memory/2936-8-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-7-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-6-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2936-9-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download