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-1-5-21-2437139445-1151884604-3026847218-1000\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
4760	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3824 set thread context of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86

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 4 IoCs

pid	Process
3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe
3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe
4760	powershell.exe
4760	powershell.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

description	pid	Process
Token: SeDebugPrivilege	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe
Token: SeIncreaseQuotaPrivilege	464	RegAsm.exe
Token: SeSecurityPrivilege	464	RegAsm.exe
Token: SeTakeOwnershipPrivilege	464	RegAsm.exe
Token: SeLoadDriverPrivilege	464	RegAsm.exe
Token: SeSystemProfilePrivilege	464	RegAsm.exe
Token: SeSystemtimePrivilege	464	RegAsm.exe
Token: SeProfSingleProcessPrivilege	464	RegAsm.exe
Token: SeIncBasePriorityPrivilege	464	RegAsm.exe
Token: SeCreatePagefilePrivilege	464	RegAsm.exe
Token: SeBackupPrivilege	464	RegAsm.exe
Token: SeRestorePrivilege	464	RegAsm.exe
Token: SeShutdownPrivilege	464	RegAsm.exe
Token: SeDebugPrivilege	464	RegAsm.exe
Token: SeSystemEnvironmentPrivilege	464	RegAsm.exe
Token: SeChangeNotifyPrivilege	464	RegAsm.exe
Token: SeRemoteShutdownPrivilege	464	RegAsm.exe
Token: SeUndockPrivilege	464	RegAsm.exe
Token: SeManageVolumePrivilege	464	RegAsm.exe
Token: SeImpersonatePrivilege	464	RegAsm.exe
Token: SeCreateGlobalPrivilege	464	RegAsm.exe
Token: 33	464	RegAsm.exe
Token: 34	464	RegAsm.exe
Token: 35	464	RegAsm.exe
Token: 36	464	RegAsm.exe
Token: SeDebugPrivilege	4760	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3824 wrote to memory of 4760	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	83
PID 3824 wrote to memory of 4760	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	83
PID 3824 wrote to memory of 4760	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	83
PID 3824 wrote to memory of 1572	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	85
PID 3824 wrote to memory of 1572	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	85
PID 3824 wrote to memory of 1572	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	85
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86
PID 3824 wrote to memory of 464	3824	875E5BDDA59F1875933DD4A54B2E07B3DC442117549BC14B3ACDFB9F0071EFAC.exe	86

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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3824
- 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:4760
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:1572
- 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:464

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fs1llkpx.0tc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/464-10-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/464-14-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/464-17-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/464-22-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/464-15-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/3824-4-0x00000000076D0000-0x0000000007762000-memory.dmp

Filesize
584KB

Download
memory/3824-7-0x0000000007A80000-0x0000000007A8A000-memory.dmp

Filesize
40KB

Download
memory/3824-8-0x0000000007B00000-0x0000000007BAE000-memory.dmp

Filesize
696KB

Download
memory/3824-6-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/3824-5-0x0000000007650000-0x0000000007656000-memory.dmp

Filesize
24KB

Download
memory/3824-3-0x0000000007BE0000-0x0000000008184000-memory.dmp

Filesize
5.6MB

Download
memory/3824-2-0x0000000007550000-0x0000000007626000-memory.dmp

Filesize
856KB

Download
memory/3824-1-0x0000000000640000-0x0000000000724000-memory.dmp

Filesize
912KB

Download
memory/3824-0-0x0000000074F2E000-0x0000000074F2F000-memory.dmp

Filesize
4KB

Download
memory/3824-20-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-18-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-19-0x0000000005A00000-0x0000000006028000-memory.dmp

Filesize
6.2MB

Download
memory/4760-21-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-12-0x0000000003010000-0x0000000003046000-memory.dmp

Filesize
216KB

Download
memory/4760-23-0x0000000005920000-0x0000000005942000-memory.dmp

Filesize
136KB

Download
memory/4760-30-0x0000000006290000-0x00000000062F6000-memory.dmp

Filesize
408KB

Download
memory/4760-29-0x0000000006220000-0x0000000006286000-memory.dmp

Filesize
408KB

Download
memory/4760-11-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download
memory/4760-35-0x0000000006400000-0x0000000006754000-memory.dmp

Filesize
3.3MB

Download
memory/4760-36-0x00000000068E0000-0x00000000068FE000-memory.dmp

Filesize
120KB

Download
memory/4760-37-0x0000000006E80000-0x0000000006ECC000-memory.dmp

Filesize
304KB

Download
memory/4760-38-0x00000000078A0000-0x0000000007936000-memory.dmp

Filesize
600KB

Download
memory/4760-39-0x0000000006D60000-0x0000000006D7A000-memory.dmp

Filesize
104KB

Download
memory/4760-40-0x0000000006DB0000-0x0000000006DD2000-memory.dmp

Filesize
136KB

Download
memory/4760-43-0x0000000074F20000-0x00000000756D0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads