darkcomet | e11d085ea57c5425eb6585cadfe299d632807ccae49a5dc5712eb7eecd2e40cb

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2024 10:31

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General

Target

c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Size

757KB
MD5

c22341c0cad12ba62776d96af622a038
SHA1

9f07774bff341cc6c902c7cd49892ce3474c8567
SHA256

e11d085ea57c5425eb6585cadfe299d632807ccae49a5dc5712eb7eecd2e40cb
SHA512

27a3fa0820b1c427cde2148bf77ab43816e067f5357d4f2ddd9394cced3e81210efeff62881234a6c567f821243afdab560cb00e8dc47be0f333076b1acf5246
SSDEEP

12288:s9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hRB:AZ1xuVVjfFoynPaVBUR8f+kN10EBF

Score

10^/10

darkcomet hacked 1 discovery evasion persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

hacked 1

beweard.no-ip.biz:1604

94.214.147.3:1604

Mutex

DC_MUTEX-425FF34

Attributes

InstallPath
MSDCSC\svchost.exe
gencode
eoqQvZXzNZNw
install
true
offline_keylogger
true
persistence
true
reg_key
MicroUpdate

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\\svchost.exe"	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe

Modifies firewall policy service 3 TTPs 3 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	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0"	svchost.exe

Windows security bypass 2 TTPs 1 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"	svchost.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	svchost.exe

Sets file to hidden 1 TTPs 2 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
4164	attrib.exe
440	attrib.exe

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
3016	notepad.exe

Executes dropped EXE 1 IoCs

pid	Process
4156	svchost.exe

Windows security modification 2 TTPs 1 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"	svchost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\svchost.exe"	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\svchost.exe"	svchost.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 8 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	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.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	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	notepad.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4156	svchost.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeSecurityPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeSystemtimePrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeBackupPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeRestorePrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeShutdownPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeDebugPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeUndockPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeManageVolumePrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeImpersonatePrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: 33	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: 34	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: 35	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: 36	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	4156	svchost.exe
Token: SeSecurityPrivilege	4156	svchost.exe
Token: SeTakeOwnershipPrivilege	4156	svchost.exe
Token: SeLoadDriverPrivilege	4156	svchost.exe
Token: SeSystemProfilePrivilege	4156	svchost.exe
Token: SeSystemtimePrivilege	4156	svchost.exe
Token: SeProfSingleProcessPrivilege	4156	svchost.exe
Token: SeIncBasePriorityPrivilege	4156	svchost.exe
Token: SeCreatePagefilePrivilege	4156	svchost.exe
Token: SeBackupPrivilege	4156	svchost.exe
Token: SeRestorePrivilege	4156	svchost.exe
Token: SeShutdownPrivilege	4156	svchost.exe
Token: SeDebugPrivilege	4156	svchost.exe
Token: SeSystemEnvironmentPrivilege	4156	svchost.exe
Token: SeChangeNotifyPrivilege	4156	svchost.exe
Token: SeRemoteShutdownPrivilege	4156	svchost.exe
Token: SeUndockPrivilege	4156	svchost.exe
Token: SeManageVolumePrivilege	4156	svchost.exe
Token: SeImpersonatePrivilege	4156	svchost.exe
Token: SeCreateGlobalPrivilege	4156	svchost.exe
Token: 33	4156	svchost.exe
Token: 34	4156	svchost.exe
Token: 35	4156	svchost.exe
Token: 36	4156	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4156	svchost.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 664 wrote to memory of 1724	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	90
PID 664 wrote to memory of 1724	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	90
PID 664 wrote to memory of 1724	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	90
PID 664 wrote to memory of 856	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	92
PID 664 wrote to memory of 856	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	92
PID 664 wrote to memory of 856	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	92
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 664 wrote to memory of 3016	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	93
PID 1724 wrote to memory of 4164	1724	cmd.exe	95
PID 1724 wrote to memory of 4164	1724	cmd.exe	95
PID 1724 wrote to memory of 4164	1724	cmd.exe	95
PID 856 wrote to memory of 440	856	cmd.exe	96
PID 856 wrote to memory of 440	856	cmd.exe	96
PID 856 wrote to memory of 440	856	cmd.exe	96
PID 664 wrote to memory of 4156	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	97
PID 664 wrote to memory of 4156	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	97
PID 664 wrote to memory of 4156	664	c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe	97
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98
PID 4156 wrote to memory of 4636	4156	svchost.exe	98

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4164	attrib.exe
440	attrib.exe

C:\Users\Admin\AppData\Local\Temp\c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:664
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp\c22341c0cad12ba62776d96af622a038_JaffaCakes118.exe" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:4164
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:856
- - C:\Windows\SysWOW64\attrib.exe
    attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
    3⤵
    - Sets file to hidden
    - System Location Discovery: System Language Discovery
    - Views/modifies file attributes
    PID:440
- C:\Windows\SysWOW64\notepad.exe
  notepad
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:3016
- C:\Users\Admin\Documents\MSDCSC\svchost.exe
  "C:\Users\Admin\Documents\MSDCSC\svchost.exe"
  2⤵
  - Modifies firewall policy service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Executes dropped EXE
  - Windows security modification
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4156
- - C:\Windows\SysWOW64\notepad.exe
    notepad
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4636

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

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

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\svchost.exe

Filesize
757KB

MD5
c22341c0cad12ba62776d96af622a038

SHA1
9f07774bff341cc6c902c7cd49892ce3474c8567

SHA256
e11d085ea57c5425eb6585cadfe299d632807ccae49a5dc5712eb7eecd2e40cb

SHA512
27a3fa0820b1c427cde2148bf77ab43816e067f5357d4f2ddd9394cced3e81210efeff62881234a6c567f821243afdab560cb00e8dc47be0f333076b1acf5246

Download Submit
memory/664-0-0x0000000002390000-0x0000000002391000-memory.dmp

Filesize
4KB

Download
memory/664-64-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/3016-4-0x0000000000B80000-0x0000000000B81000-memory.dmp

Filesize
4KB

Download
memory/4156-66-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/4156-68-0x0000000000400000-0x00000000004CA000-memory.dmp

Filesize
808KB

Download
memory/4636-63-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads