darkcomet | 494b16c8b16ab851bd2bc70c9646e3a75d160181037d272f44f494f3fd700287

General

Target

cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe
Size

1.0MB
MD5

cf4f5be1bb9202f2c0c1d35b4f72ece2
SHA1

246e5f58fc28c9693d4ac88f9383078fdbecdf26
SHA256

494b16c8b16ab851bd2bc70c9646e3a75d160181037d272f44f494f3fd700287
SHA512

59cb222f5cd89301c22ff5a6b4eb47b595c3bb87c3c14bd5006acf16d38229ca6ad63ae58f5264975404fab6f8c42b7bd1b8047e477beb7377df78971b6dbd0f
SSDEEP

12288:jjPG0Ond0VO5iICxcNVM82OKQhfAvhIcQjFDk/yXcrnvMftGowccQyYE33lEFUkX:LwJTwZAuTUlErCUkHNFpwzk

Score

10^/10

darkcomet discovery evasion 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 security service 2 TTPs 1 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4"	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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1"	svchost.exe

Disables Task Manager via registry modification
evasion

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3472	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 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1 = "C:\\Users\\Admin\\AppData\\Roaming\\cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe"	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4864 set thread context of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85

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	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3472	svchost.exe
Token: SeSecurityPrivilege	3472	svchost.exe
Token: SeTakeOwnershipPrivilege	3472	svchost.exe
Token: SeLoadDriverPrivilege	3472	svchost.exe
Token: SeSystemProfilePrivilege	3472	svchost.exe
Token: SeSystemtimePrivilege	3472	svchost.exe
Token: SeProfSingleProcessPrivilege	3472	svchost.exe
Token: SeIncBasePriorityPrivilege	3472	svchost.exe
Token: SeCreatePagefilePrivilege	3472	svchost.exe
Token: SeBackupPrivilege	3472	svchost.exe
Token: SeRestorePrivilege	3472	svchost.exe
Token: SeShutdownPrivilege	3472	svchost.exe
Token: SeDebugPrivilege	3472	svchost.exe
Token: SeSystemEnvironmentPrivilege	3472	svchost.exe
Token: SeChangeNotifyPrivilege	3472	svchost.exe
Token: SeRemoteShutdownPrivilege	3472	svchost.exe
Token: SeUndockPrivilege	3472	svchost.exe
Token: SeManageVolumePrivilege	3472	svchost.exe
Token: SeImpersonatePrivilege	3472	svchost.exe
Token: SeCreateGlobalPrivilege	3472	svchost.exe
Token: 33	3472	svchost.exe
Token: 34	3472	svchost.exe
Token: 35	3472	svchost.exe
Token: 36	3472	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3472	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85
PID 4864 wrote to memory of 3472	4864	cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf4f5be1bb9202f2c0c1d35b4f72ece2_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4864
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Modifies security service
  - Windows security bypass
  - Disables RegEdit via registry modification
  - Drops file in Drivers directory
  - Executes dropped EXE
  - Windows security modification
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3472

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/3472-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-7-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-22-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-10-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-12-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-15-0x00000000025C0000-0x00000000025C1000-memory.dmp

Filesize
4KB

Download
memory/3472-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-19-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-33-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-34-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-32-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-31-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-24-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-26-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-27-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-28-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-29-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/3472-30-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/4864-1-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4864-2-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4864-0-0x0000000074B12000-0x0000000074B13000-memory.dmp

Filesize
4KB

Download
memory/4864-16-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads