darkcomet | 1748546758efc6cb766c733a31b16d3fe7e9ffa60d6c57959b0ee6f02d3d9ade

Analysis

max time kernel
148s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 10:36

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General

Target

c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Size

756KB
MD5

c22845cf26e15a1575387a595e2e1751
SHA1

16d519272fe92d5951bd59f9f528f0351c31621c
SHA256

1748546758efc6cb766c733a31b16d3fe7e9ffa60d6c57959b0ee6f02d3d9ade
SHA512

ce69c522e15472e3ad484b270d6232ec5abc4dccd39b5d4e9feccf54c22fd59938174b2eed5f7c2772c6d9f264874e779ceefbb20205c60c66f4a103ab2d8958
SSDEEP

12288:B9AFlAd0ZE89cxTGzO4AgWD8iP2lmSSbVs9YqnI3Po:3AQ6ZX9cxTmOrgWI+SSZORIfo

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

description	ioc	Process
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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe

Windows security bypass 2 TTPs 4 IoCs

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"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	c22845cf26e15a1575387a595e2e1751_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

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	c22845cf26e15a1575387a595e2e1751_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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31

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	c22845cf26e15a1575387a595e2e1751_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

description	ioc	Process
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
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	explorer.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	explorer.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1840	explorer.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeSecurityPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeSystemtimePrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeBackupPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeRestorePrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeShutdownPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeDebugPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeUndockPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeManageVolumePrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeImpersonatePrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: 33	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: 34	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: 35	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	1840	explorer.exe
Token: SeSecurityPrivilege	1840	explorer.exe
Token: SeTakeOwnershipPrivilege	1840	explorer.exe
Token: SeLoadDriverPrivilege	1840	explorer.exe
Token: SeSystemProfilePrivilege	1840	explorer.exe
Token: SeSystemtimePrivilege	1840	explorer.exe
Token: SeProfSingleProcessPrivilege	1840	explorer.exe
Token: SeIncBasePriorityPrivilege	1840	explorer.exe
Token: SeCreatePagefilePrivilege	1840	explorer.exe
Token: SeBackupPrivilege	1840	explorer.exe
Token: SeRestorePrivilege	1840	explorer.exe
Token: SeShutdownPrivilege	1840	explorer.exe
Token: SeDebugPrivilege	1840	explorer.exe
Token: SeSystemEnvironmentPrivilege	1840	explorer.exe
Token: SeChangeNotifyPrivilege	1840	explorer.exe
Token: SeRemoteShutdownPrivilege	1840	explorer.exe
Token: SeUndockPrivilege	1840	explorer.exe
Token: SeManageVolumePrivilege	1840	explorer.exe
Token: SeImpersonatePrivilege	1840	explorer.exe
Token: SeCreateGlobalPrivilege	1840	explorer.exe
Token: 33	1840	explorer.exe
Token: 34	1840	explorer.exe
Token: 35	1840	explorer.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31
PID 2356 wrote to memory of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31
PID 2356 wrote to memory of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31
PID 2356 wrote to memory of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31
PID 2356 wrote to memory of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31
PID 2356 wrote to memory of 1840	2356	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe	31

System policy modification 1 TTPs 3 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1"	c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\c22845cf26e15a1575387a595e2e1751_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c22845cf26e15a1575387a595e2e1751_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:2356
- 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:1840

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

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Downloads

memory/1840-7-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-6-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-8-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-5-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1840-1-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-9-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1840-12-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-11-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-10-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/1840-13-0x0000000013140000-0x000000001320F000-memory.dmp

Filesize
828KB

Download
memory/2356-0-0x0000000000300000-0x0000000000301000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads