darkcomet | 9ece09ceaeeee601faacb198f71a51cea81274541d54c0c8db46fbf1f5c9b41d

General

Target

875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe
Size

894KB
MD5

460e8cc5caf1083b85038d1252831b53
SHA1

1399c2a5d022a4272c079f78e58c1bde84e626d6
SHA256

875e5bdda59f1875933dd4a54b2e07b3dc442117549bc14b3acdfb9f0071efac
SHA512

b33a4800ff9d95dcb48996c3f0bdee947ebdf98ab4ba2a7ea1655a74fa6b6016d7822411b547581be87f23cd4d3e35dbc5270dfee9a75ac944b07ccd364f52a8
SSDEEP

12288:xLL0Q0Zn65QkshaNSW7Zle3eAXacQjsuNdqjwVAuPeRHfbJw5sq/4TzeBqi1:VIn6hKCFQyNEfDJwqq/MzjQ

Score

10^/10

darkcomet discovery execution 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

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\vlc = "C:\\Users\\Admin\\AppData\\Roaming\\chome\\HWMonitor.exe"	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2672	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1560 set thread context of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33

System Location Discovery: System Language Discovery 1 TTPs 3 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	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2672	powershell.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2748	RegAsm.exe
Token: SeSecurityPrivilege	2748	RegAsm.exe
Token: SeTakeOwnershipPrivilege	2748	RegAsm.exe
Token: SeLoadDriverPrivilege	2748	RegAsm.exe
Token: SeSystemProfilePrivilege	2748	RegAsm.exe
Token: SeSystemtimePrivilege	2748	RegAsm.exe
Token: SeProfSingleProcessPrivilege	2748	RegAsm.exe
Token: SeIncBasePriorityPrivilege	2748	RegAsm.exe
Token: SeCreatePagefilePrivilege	2748	RegAsm.exe
Token: SeBackupPrivilege	2748	RegAsm.exe
Token: SeRestorePrivilege	2748	RegAsm.exe
Token: SeShutdownPrivilege	2748	RegAsm.exe
Token: SeDebugPrivilege	2748	RegAsm.exe
Token: SeSystemEnvironmentPrivilege	2748	RegAsm.exe
Token: SeChangeNotifyPrivilege	2748	RegAsm.exe
Token: SeRemoteShutdownPrivilege	2748	RegAsm.exe
Token: SeUndockPrivilege	2748	RegAsm.exe
Token: SeManageVolumePrivilege	2748	RegAsm.exe
Token: SeImpersonatePrivilege	2748	RegAsm.exe
Token: SeCreateGlobalPrivilege	2748	RegAsm.exe
Token: 33	2748	RegAsm.exe
Token: 34	2748	RegAsm.exe
Token: 35	2748	RegAsm.exe
Token: SeDebugPrivilege	2672	powershell.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 2672	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	31
PID 1560 wrote to memory of 2672	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	31
PID 1560 wrote to memory of 2672	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	31
PID 1560 wrote to memory of 2672	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	31
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33
PID 1560 wrote to memory of 2748	1560	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	33

C:\Users\Admin\AppData\Local\Temp\875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe
"C:\Users\Admin\AppData\Local\Temp\875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'vlc';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'vlc' -Value 'C:\Users\Admin\AppData\Roaming\chome\HWMonitor.exe' -PropertyType 'String'
  2⤵
  - Adds Run key to start application
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2672
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

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

memory/1560-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/1560-1-0x00000000001B0000-0x0000000000294000-memory.dmp

Filesize
912KB

Download
memory/1560-2-0x0000000007080000-0x0000000007156000-memory.dmp

Filesize
856KB

Download
memory/1560-3-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/1560-4-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/1560-5-0x0000000004510000-0x00000000045BE000-memory.dmp

Filesize
696KB

Download
memory/1560-32-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-31-0x0000000002C80000-0x0000000002CC0000-memory.dmp

Filesize
256KB

Download
memory/2748-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2748-33-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-28-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-23-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-21-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-19-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-29-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-27-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-34-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-15-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-13-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-11-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-9-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-17-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/2748-35-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads