darkcomet | 7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569

General

Target

NMDC LTD RTGS Payment Confirmation.exe
Size

1.3MB
MD5

5d06b31229aa680e234485c9fc4c1635
SHA1

571f4338a07a2c20c26dbdc66792675b649b1e24
SHA256

7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569
SHA512

0469e235a13691ff5a058469f04085e5410a53ed596b060ebd17dd6aba45be2845e94ab1d75d85e0411c908ab50e1dfbe550b4baae68e96e8fda9b1f8739ec3f

Score

10^/10

darkcomet rat suricata trojan upx

Malware Config

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
suricata: ET MALWARE Backdoor.Win32.DarkComet Keepalive Outbound
suricata: ET MALWARE Backdoor.Win32.DarkComet Keepalive Outbound
suricata
Executes dropped EXE 2 IoCs

Processes:

juidyd.exejuidyd.exe

pid process

1712 juidyd.exe
836 juidyd.exe

pid	process
1712	juidyd.exe
836	juidyd.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/836-71-0x0000000000400000-0x00000000004B8000-memory.dmp	upx
behavioral1/memory/836-75-0x0000000000400000-0x00000000004B8000-memory.dmp	upx

Drops startup file 2 IoCs

Processes:

NMDC LTD RTGS Payment Confirmation.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe	NMDC LTD RTGS Payment Confirmation.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe	NMDC LTD RTGS Payment Confirmation.exe

Loads dropped DLL 2 IoCs

Processes:

NMDC LTD RTGS Payment Confirmation.exe

pid process

1304 NMDC LTD RTGS Payment Confirmation.exe
1304 NMDC LTD RTGS Payment Confirmation.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

juidyd.exe

description pid process target process

PID 1712 set thread context of 836 1712 juidyd.exe juidyd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
1304	NMDC LTD RTGS Payment Confirmation.exe
1304	NMDC LTD RTGS Payment Confirmation.exe

description	pid	process	target process
PID 1712 set thread context of 836	1712	juidyd.exe	juidyd.exe

Suspicious use of AdjustPrivilegeToken 23 IoCs

Processes:

juidyd.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	836	juidyd.exe
Token: SeSecurityPrivilege	836	juidyd.exe
Token: SeTakeOwnershipPrivilege	836	juidyd.exe
Token: SeLoadDriverPrivilege	836	juidyd.exe
Token: SeSystemProfilePrivilege	836	juidyd.exe
Token: SeSystemtimePrivilege	836	juidyd.exe
Token: SeProfSingleProcessPrivilege	836	juidyd.exe
Token: SeIncBasePriorityPrivilege	836	juidyd.exe
Token: SeCreatePagefilePrivilege	836	juidyd.exe
Token: SeBackupPrivilege	836	juidyd.exe
Token: SeRestorePrivilege	836	juidyd.exe
Token: SeShutdownPrivilege	836	juidyd.exe
Token: SeDebugPrivilege	836	juidyd.exe
Token: SeSystemEnvironmentPrivilege	836	juidyd.exe
Token: SeChangeNotifyPrivilege	836	juidyd.exe
Token: SeRemoteShutdownPrivilege	836	juidyd.exe
Token: SeUndockPrivilege	836	juidyd.exe
Token: SeManageVolumePrivilege	836	juidyd.exe
Token: SeImpersonatePrivilege	836	juidyd.exe
Token: SeCreateGlobalPrivilege	836	juidyd.exe
Token: 33	836	juidyd.exe
Token: 34	836	juidyd.exe
Token: 35	836	juidyd.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

NMDC LTD RTGS Payment Confirmation.exejuidyd.exejuidyd.exe

pid process

1304 NMDC LTD RTGS Payment Confirmation.exe
1712 juidyd.exe
836 juidyd.exe

pid	process
1304	NMDC LTD RTGS Payment Confirmation.exe
1712	juidyd.exe
836	juidyd.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

NMDC LTD RTGS Payment Confirmation.exejuidyd.exe

description	pid	process	target process
PID 1304 wrote to memory of 1712	1304	NMDC LTD RTGS Payment Confirmation.exe	juidyd.exe
PID 1304 wrote to memory of 1712	1304	NMDC LTD RTGS Payment Confirmation.exe	juidyd.exe
PID 1304 wrote to memory of 1712	1304	NMDC LTD RTGS Payment Confirmation.exe	juidyd.exe
PID 1304 wrote to memory of 1712	1304	NMDC LTD RTGS Payment Confirmation.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe
PID 1712 wrote to memory of 836	1712	juidyd.exe	juidyd.exe

C:\Users\Admin\AppData\Local\Temp\NMDC LTD RTGS Payment Confirmation.exe
"C:\Users\Admin\AppData\Local\Temp\NMDC LTD RTGS Payment Confirmation.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1304

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1712

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe"
3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:836

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
MD5
5d06b31229aa680e234485c9fc4c1635

SHA1
571f4338a07a2c20c26dbdc66792675b649b1e24

SHA256
7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569

SHA512
0469e235a13691ff5a058469f04085e5410a53ed596b060ebd17dd6aba45be2845e94ab1d75d85e0411c908ab50e1dfbe550b4baae68e96e8fda9b1f8739ec3f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
MD5
5d06b31229aa680e234485c9fc4c1635

SHA1
571f4338a07a2c20c26dbdc66792675b649b1e24

SHA256
7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569

SHA512
0469e235a13691ff5a058469f04085e5410a53ed596b060ebd17dd6aba45be2845e94ab1d75d85e0411c908ab50e1dfbe550b4baae68e96e8fda9b1f8739ec3f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
MD5
5d06b31229aa680e234485c9fc4c1635

SHA1
571f4338a07a2c20c26dbdc66792675b649b1e24

SHA256
7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569

SHA512
0469e235a13691ff5a058469f04085e5410a53ed596b060ebd17dd6aba45be2845e94ab1d75d85e0411c908ab50e1dfbe550b4baae68e96e8fda9b1f8739ec3f

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
MD5
5d06b31229aa680e234485c9fc4c1635

SHA1
571f4338a07a2c20c26dbdc66792675b649b1e24

SHA256
7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569

SHA512
0469e235a13691ff5a058469f04085e5410a53ed596b060ebd17dd6aba45be2845e94ab1d75d85e0411c908ab50e1dfbe550b4baae68e96e8fda9b1f8739ec3f

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\juidyd.exe
MD5
5d06b31229aa680e234485c9fc4c1635

SHA1
571f4338a07a2c20c26dbdc66792675b649b1e24

SHA256
7fbe87545eef49da0df850719536bb30b196f7ad2d5a34ee795c01381ffda569

SHA512
0469e235a13691ff5a058469f04085e5410a53ed596b060ebd17dd6aba45be2845e94ab1d75d85e0411c908ab50e1dfbe550b4baae68e96e8fda9b1f8739ec3f

Download Submit
memory/836-71-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/836-72-0x00000000004B67B0-mapping.dmp

Download
memory/836-76-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/836-75-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/1304-62-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/1712-65-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads