darkcomet | 6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3

General

Target

6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe
Size

900KB
MD5

353363e2a1f090ed0936349a8b64abb0
SHA1

c6d1690789e404a9b4d096c5746e0891697d3ce4
SHA256

6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3
SHA512

4578ab61e7c7d55aec016287951319a1e364983ce1a8f740ebf100c9462652885d0eab866d379d62a0b409eb2bb3f790d8c8bcaa6028c44553c6eb4c82db9f65
SSDEEP

24576:jDKIe5GiyseoVIAmBpVKHu0Mu9Xo20VGLVP5:jyGkrVIAmKZV

Score

10^/10

darkcomet persistence rat trojan

Malware Config

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

T1004

Modify Registry

T1112

Processes:

SO2NNNU.EXE

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Roaming\\MSDSVC\\MSDSVC3.exe"	SO2NNNU.EXE

Executes dropped EXE 2 IoCs

Processes:

SO2NNNU.EXEMSDSVC3.exe

pid process

1016 SO2NNNU.EXE
1088 MSDSVC3.exe

pid	process
1016	SO2NNNU.EXE
1088	MSDSVC3.exe

Loads dropped DLL 4 IoCs

Processes:

6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exeSO2NNNU.EXE

pid	process
1992	6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe
1992	6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe
1016	SO2NNNU.EXE
1016	SO2NNNU.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

SO2NNNU.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Service = "C:\\Users\\Admin\\AppData\\Roaming\\MSDSVC\\MSDSVC3.exe"	SO2NNNU.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

616 PING.EXE

pid	process
616	PING.EXE

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

SO2NNNU.EXEMSDSVC3.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	1016	SO2NNNU.EXE
Token: SeSecurityPrivilege	1016	SO2NNNU.EXE
Token: SeTakeOwnershipPrivilege	1016	SO2NNNU.EXE
Token: SeLoadDriverPrivilege	1016	SO2NNNU.EXE
Token: SeSystemProfilePrivilege	1016	SO2NNNU.EXE
Token: SeSystemtimePrivilege	1016	SO2NNNU.EXE
Token: SeProfSingleProcessPrivilege	1016	SO2NNNU.EXE
Token: SeIncBasePriorityPrivilege	1016	SO2NNNU.EXE
Token: SeCreatePagefilePrivilege	1016	SO2NNNU.EXE
Token: SeBackupPrivilege	1016	SO2NNNU.EXE
Token: SeRestorePrivilege	1016	SO2NNNU.EXE
Token: SeShutdownPrivilege	1016	SO2NNNU.EXE
Token: SeDebugPrivilege	1016	SO2NNNU.EXE
Token: SeSystemEnvironmentPrivilege	1016	SO2NNNU.EXE
Token: SeChangeNotifyPrivilege	1016	SO2NNNU.EXE
Token: SeRemoteShutdownPrivilege	1016	SO2NNNU.EXE
Token: SeUndockPrivilege	1016	SO2NNNU.EXE
Token: SeManageVolumePrivilege	1016	SO2NNNU.EXE
Token: SeImpersonatePrivilege	1016	SO2NNNU.EXE
Token: SeCreateGlobalPrivilege	1016	SO2NNNU.EXE
Token: 33	1016	SO2NNNU.EXE
Token: 34	1016	SO2NNNU.EXE
Token: 35	1016	SO2NNNU.EXE
Token: SeIncreaseQuotaPrivilege	1088	MSDSVC3.exe
Token: SeSecurityPrivilege	1088	MSDSVC3.exe
Token: SeTakeOwnershipPrivilege	1088	MSDSVC3.exe
Token: SeLoadDriverPrivilege	1088	MSDSVC3.exe
Token: SeSystemProfilePrivilege	1088	MSDSVC3.exe
Token: SeSystemtimePrivilege	1088	MSDSVC3.exe
Token: SeProfSingleProcessPrivilege	1088	MSDSVC3.exe
Token: SeIncBasePriorityPrivilege	1088	MSDSVC3.exe
Token: SeCreatePagefilePrivilege	1088	MSDSVC3.exe
Token: SeBackupPrivilege	1088	MSDSVC3.exe
Token: SeRestorePrivilege	1088	MSDSVC3.exe
Token: SeShutdownPrivilege	1088	MSDSVC3.exe
Token: SeDebugPrivilege	1088	MSDSVC3.exe
Token: SeSystemEnvironmentPrivilege	1088	MSDSVC3.exe
Token: SeChangeNotifyPrivilege	1088	MSDSVC3.exe
Token: SeRemoteShutdownPrivilege	1088	MSDSVC3.exe
Token: SeUndockPrivilege	1088	MSDSVC3.exe
Token: SeManageVolumePrivilege	1088	MSDSVC3.exe
Token: SeImpersonatePrivilege	1088	MSDSVC3.exe
Token: SeCreateGlobalPrivilege	1088	MSDSVC3.exe
Token: 33	1088	MSDSVC3.exe
Token: 34	1088	MSDSVC3.exe
Token: 35	1088	MSDSVC3.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

DllHost.exe

pid process

968 DllHost.exe

pid	process
968	DllHost.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exeSO2NNNU.EXEcmd.exe

description	pid	process	target process
PID 1992 wrote to memory of 1016	1992	6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe	SO2NNNU.EXE
PID 1992 wrote to memory of 1016	1992	6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe	SO2NNNU.EXE
PID 1992 wrote to memory of 1016	1992	6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe	SO2NNNU.EXE
PID 1992 wrote to memory of 1016	1992	6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe	SO2NNNU.EXE
PID 1016 wrote to memory of 1088	1016	SO2NNNU.EXE	MSDSVC3.exe
PID 1016 wrote to memory of 1088	1016	SO2NNNU.EXE	MSDSVC3.exe
PID 1016 wrote to memory of 1088	1016	SO2NNNU.EXE	MSDSVC3.exe
PID 1016 wrote to memory of 1088	1016	SO2NNNU.EXE	MSDSVC3.exe
PID 1016 wrote to memory of 1780	1016	SO2NNNU.EXE	cmd.exe
PID 1016 wrote to memory of 1780	1016	SO2NNNU.EXE	cmd.exe
PID 1016 wrote to memory of 1780	1016	SO2NNNU.EXE	cmd.exe
PID 1016 wrote to memory of 1780	1016	SO2NNNU.EXE	cmd.exe
PID 1780 wrote to memory of 616	1780	cmd.exe	PING.EXE
PID 1780 wrote to memory of 616	1780	cmd.exe	PING.EXE
PID 1780 wrote to memory of 616	1780	cmd.exe	PING.EXE
PID 1780 wrote to memory of 616	1780	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe
"C:\Users\Admin\AppData\Local\Temp\6cde6ee1b9c49e50d2730dc72111f4ed07e6cecca1ea447085a4707509c427b3.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1992

C:\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE
"C:\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE"
2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1016

C:\Users\Admin\AppData\Roaming\MSDSVC\MSDSVC3.exe
"C:\Users\Admin\AppData\Roaming\MSDSVC\MSDSVC3.exe"
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1088

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 5 > NUL&del "C:\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE"
3⤵
- Suspicious use of WriteProcessMemory
PID:1780

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 5
4⤵
- Runs ping.exe
PID:616

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- Suspicious use of FindShellTrayWindow
PID:968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Remote System Discovery

1

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IMG_0107.JPG
Filesize
197KB

MD5
d220784f629aac587cb1d81527c9fe64

SHA1
ad448315bf7d7d046fe4eddd5923e47d6bd4c354

SHA256
13dd6e5ba7c193eebda4b4f100fe1c9a2e23e8fd83cb0a0230ecc325a17c70ca

SHA512
2e779f06b621a19bc6a4be478ef54cb7d3efc561b127e121100893d7dafa19f552b9d533f88f36c76a28900e64c1c3fd1e173223ccb3c110f1cfa4fbbb5ad52e

Download Submit
C:\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
C:\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
C:\Users\Admin\AppData\Roaming\MSDSVC\MSDSVC3.exe
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
\Users\Admin\AppData\Local\Temp\SO2NNNU.EXE
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
\Users\Admin\AppData\Roaming\MSDSVC\MSDSVC3.exe
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
\Users\Admin\AppData\Roaming\MSDSVC\MSDSVC3.exe
Filesize
648KB

MD5
f3c4f63451faf149e750adc29612bd12

SHA1
472040a80c2deb5d47e1a9b338074feefb6513fe

SHA256
8baffedce5b458ac33e5084dd8262a8a74e8c02963458748ebd0aac40a533a44

SHA512
46f2f61d268b84bac9d81efabd45003fbe16173c4ce0440b505ff62c97866e69dcb8ca643257b8db3fac83232a4939736677ababbcbeb0c5ca529974fdb0c308

Download Submit
memory/616-68-0x0000000000000000-mapping.dmp

Download
memory/1016-58-0x0000000000000000-mapping.dmp

Download
memory/1088-64-0x0000000000000000-mapping.dmp

Download
memory/1780-67-0x0000000000000000-mapping.dmp

Download
memory/1992-54-0x0000000076141000-0x0000000076143000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads