darkcomet | 6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f

General

Target

6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe
Size

998KB
MD5

dcf14bb6e02becfd0b7f7b98a4ee3e4c
SHA1

3c1a56a4a6d41ee34524605c6aa74a0f90a5dd86
SHA256

6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f
SHA512

1d689acfb6960cc88fef07e87ddb50a728c48db0be85590a91c7e68ea981ef40d83e0693b4b0916b6e6234acbf2ef928ef427337cc8ecd2707f73db9cb9f0aa0
SSDEEP

12288:7sr1USzDS/8WASf4J++TjRFF7OsGkyBZkLz8aKFyr14A9mI6f/iw92pl3HvepoCu:p4JjFmvO3RG9KXpVOHtgZt

Score

10^/10

darkcomet love discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Love

C2

pshta.zapto.org:1604

Mutex

DCMIN_MUTEX-Q1YELYU

Attributes

InstallPath
DCSCMIN\IMDCSC.exe
gencode
mJCj5iC2pxqz
install
true
offline_keylogger
true
persistence
false
reg_key
DarkComet RAT

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat 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\\DCSCMIN\\IMDCSC.exe"	svchost.exe

Executes dropped EXE 2 IoCs

pid	Process
2356	svchost.exe
2264	IMDCSC.exe

Loads dropped DLL 2 IoCs

pid	Process
1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe
2356	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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\1 = "C:\\Users\\Admin\\AppData\\Roaming\\6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe"	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1836 set thread context of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30

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 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	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IMDCSC.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2356	svchost.exe
Token: SeSecurityPrivilege	2356	svchost.exe
Token: SeTakeOwnershipPrivilege	2356	svchost.exe
Token: SeLoadDriverPrivilege	2356	svchost.exe
Token: SeSystemProfilePrivilege	2356	svchost.exe
Token: SeSystemtimePrivilege	2356	svchost.exe
Token: SeProfSingleProcessPrivilege	2356	svchost.exe
Token: SeIncBasePriorityPrivilege	2356	svchost.exe
Token: SeCreatePagefilePrivilege	2356	svchost.exe
Token: SeBackupPrivilege	2356	svchost.exe
Token: SeRestorePrivilege	2356	svchost.exe
Token: SeShutdownPrivilege	2356	svchost.exe
Token: SeDebugPrivilege	2356	svchost.exe
Token: SeSystemEnvironmentPrivilege	2356	svchost.exe
Token: SeChangeNotifyPrivilege	2356	svchost.exe
Token: SeRemoteShutdownPrivilege	2356	svchost.exe
Token: SeUndockPrivilege	2356	svchost.exe
Token: SeManageVolumePrivilege	2356	svchost.exe
Token: SeImpersonatePrivilege	2356	svchost.exe
Token: SeCreateGlobalPrivilege	2356	svchost.exe
Token: 33	2356	svchost.exe
Token: 34	2356	svchost.exe
Token: 35	2356	svchost.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 1836 wrote to memory of 2356	1836	6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe	30
PID 2356 wrote to memory of 2264	2356	svchost.exe	31
PID 2356 wrote to memory of 2264	2356	svchost.exe	31
PID 2356 wrote to memory of 2264	2356	svchost.exe	31
PID 2356 wrote to memory of 2264	2356	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe
"C:\Users\Admin\AppData\Local\Temp\6ba71bb7f612544dc8093c9a8307705d0f163b15e09b6757b5528e7a9506c05f.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1836
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2356
- - C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
    "C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/1836-30-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/1836-1-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/1836-2-0x0000000074240000-0x00000000747EB000-memory.dmp

Filesize
5.7MB

Download
memory/1836-0-0x0000000074241000-0x0000000074242000-memory.dmp

Filesize
4KB

Download
memory/2356-21-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-17-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-27-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2356-23-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-9-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-19-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-29-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-31-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-15-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-33-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-43-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-32-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-13-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/2356-11-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads