darkcomet | dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964

General

Target

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe
Size

701KB
MD5

43a4fee32be19010f5362c6392012ff0
SHA1

032800acaef48eb6dad5dbd7daf47f15186f0bf2
SHA256

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964
SHA512

26548205df7c038d648c2ff639fa25cd762af3187c46afe7ff5aedd24d129c975be66a7250e4dde85a131c80806b02c1ed37fd05faba3e12180cacebff73116c
SSDEEP

12288:U3hC5WptkkSS7lvfKjSRimWEms0gZcOo8lzeKHk41JI4KuMlLoce:bApGkSKhKOR3U0Zch8lzBE41JI4DMR

Score

10^/10

darkcomet discovery persistence rat trojan

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid	Process
2892	svchost.exe

Loads dropped DLL 1 IoCs

Processes:

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe

pid	Process
2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Essentials = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MsMpEng.exe"	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe

description	pid	Process	procid_target
PID 2936 set thread context of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29

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:

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exesvchost.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exesvchost.exe

description	pid	Process
Token: SeDebugPrivilege	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe
Token: SeIncreaseQuotaPrivilege	2892	svchost.exe
Token: SeSecurityPrivilege	2892	svchost.exe
Token: SeTakeOwnershipPrivilege	2892	svchost.exe
Token: SeLoadDriverPrivilege	2892	svchost.exe
Token: SeSystemProfilePrivilege	2892	svchost.exe
Token: SeSystemtimePrivilege	2892	svchost.exe
Token: SeProfSingleProcessPrivilege	2892	svchost.exe
Token: SeIncBasePriorityPrivilege	2892	svchost.exe
Token: SeCreatePagefilePrivilege	2892	svchost.exe
Token: SeBackupPrivilege	2892	svchost.exe
Token: SeRestorePrivilege	2892	svchost.exe
Token: SeShutdownPrivilege	2892	svchost.exe
Token: SeDebugPrivilege	2892	svchost.exe
Token: SeSystemEnvironmentPrivilege	2892	svchost.exe
Token: SeChangeNotifyPrivilege	2892	svchost.exe
Token: SeRemoteShutdownPrivilege	2892	svchost.exe
Token: SeUndockPrivilege	2892	svchost.exe
Token: SeManageVolumePrivilege	2892	svchost.exe
Token: SeImpersonatePrivilege	2892	svchost.exe
Token: SeCreateGlobalPrivilege	2892	svchost.exe
Token: 33	2892	svchost.exe
Token: 34	2892	svchost.exe
Token: 35	2892	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svchost.exe

pid	Process
2892	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe

description	pid	Process	procid_target
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29
PID 2936 wrote to memory of 2892	2936	dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe	29

C:\Users\Admin\AppData\Local\Temp\dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe
"C:\Users\Admin\AppData\Local\Temp\dbb565ece62394c8c288037a7d1e214ff83c2f55103e9ddc2b4f79c7e0264964N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2892

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
31KB

MD5
ed797d8dc2c92401985d162e42ffa450

SHA1
0f02fc517c7facc4baefde4fe9467fb6488ebabe

SHA256
b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e

SHA512
e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2

Download Submit
memory/2892-34-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-8-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-51-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-21-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-28-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-36-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-33-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-31-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-26-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2892-18-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-16-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-14-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-12-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-10-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-22-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-50-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-49-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-48-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-35-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-37-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-38-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-39-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-40-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-41-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-42-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-43-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-44-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-45-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-46-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2892-47-0x0000000000400000-0x00000000004AF000-memory.dmp

Filesize
700KB

Download
memory/2936-32-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-2-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download
memory/2936-0-0x0000000074611000-0x0000000074612000-memory.dmp

Filesize
4KB

Download
memory/2936-1-0x0000000074610000-0x0000000074BBB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads