darkcomet | e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6

General

Target

e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe
Size

1.1MB
MD5

d9fcc74bb7aa5722fe2362e491ab01b8
SHA1

88229d7385b1e0d9a36ae7bbd93be22dcf4b8a78
SHA256

e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6
SHA512

a86e4ce6127bc154e82cbb6086a355f012e3b413715b51575d32ed3b5141d0cb9c8bb06c4a85b8bde7ee0555733914c585fd112a0c6da1e56101f3be0c859788
SSDEEP

12288:gdg6sr/hYhKsaI4CtddddI6WHDIlXUOOuZpQxV2Y7UXdVFpcCWHwHg6iTN9Xvu4T:wSvGoFdmaqX1Dks/BO7OQcr0EPjCP6

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

Executes dropped EXE 1 IoCs

pid	Process
3956	svchost.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AVG.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\AVG.exe"	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1608 set thread context of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	svchost.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	svchost.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe
Token: SeIncreaseQuotaPrivilege	3956	svchost.exe
Token: SeSecurityPrivilege	3956	svchost.exe
Token: SeTakeOwnershipPrivilege	3956	svchost.exe
Token: SeLoadDriverPrivilege	3956	svchost.exe
Token: SeSystemProfilePrivilege	3956	svchost.exe
Token: SeSystemtimePrivilege	3956	svchost.exe
Token: SeProfSingleProcessPrivilege	3956	svchost.exe
Token: SeIncBasePriorityPrivilege	3956	svchost.exe
Token: SeCreatePagefilePrivilege	3956	svchost.exe
Token: SeBackupPrivilege	3956	svchost.exe
Token: SeRestorePrivilege	3956	svchost.exe
Token: SeShutdownPrivilege	3956	svchost.exe
Token: SeDebugPrivilege	3956	svchost.exe
Token: SeSystemEnvironmentPrivilege	3956	svchost.exe
Token: SeChangeNotifyPrivilege	3956	svchost.exe
Token: SeRemoteShutdownPrivilege	3956	svchost.exe
Token: SeUndockPrivilege	3956	svchost.exe
Token: SeManageVolumePrivilege	3956	svchost.exe
Token: SeImpersonatePrivilege	3956	svchost.exe
Token: SeCreateGlobalPrivilege	3956	svchost.exe
Token: 33	3956	svchost.exe
Token: 34	3956	svchost.exe
Token: 35	3956	svchost.exe
Token: 36	3956	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81
PID 1608 wrote to memory of 3956	1608	e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe	81

C:\Users\Admin\AppData\Local\Temp\e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe
"C:\Users\Admin\AppData\Local\Temp\e2c3d8e66ea60fe9909092f330ec48a6522c0991fdca5349e4d0bb1c976143f6.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Users\Admin\AppData\Roaming\svchost.exe
  C:\Users\Admin\AppData\Roaming\svchost.exe
  2⤵
  - Executes dropped EXE
  - Checks BIOS information in registry
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/1608-137-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

Download
memory/3956-133-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3956-136-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3956-138-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3956-140-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3956-141-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3956-142-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads