darkcomet | e34f45ed480910fd0afdc69940a50e1bd01d3f915baec6157c80e6aca1e30b51

General

Target

09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe
Size

720KB
MD5

09cc9d16bb39e4b44c5c64180f6799f7
SHA1

062b9cb57533b837606c8fb4cb697e429a0167bc
SHA256

e34f45ed480910fd0afdc69940a50e1bd01d3f915baec6157c80e6aca1e30b51
SHA512

1614a95ca803b26b86d39a89e799c2a486408e0dcc9532d11b311b4544a4174e80df48a2a56d47200dba8bb7636486609c6d2af77611869f20cf23ed0a08ca98
SSDEEP

12288:eGM4MxmJbZfcpnfRqbUdjnY2+Gn7TYCb02nBTEBfmYaOVK9jnDyu:eGMf4bZfcNfRqbUtY2Pn7TJbfrlDyu

Score

10^/10

darkcomet cryptex persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

cryptex

C2

174.127.99.223:3579

Mutex

DC_MUTEX-Y2XTU10

Attributes

gencode
8ufuwbae95bK
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Executes dropped EXE 1 IoCs

Processes:

explorer.exe

pid process

2736 explorer.exe

pid	process
2736	explorer.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Essentials = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MsMpEng.exe"	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe

description pid process target process

PID 3408 set thread context of 2736 3408 09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe explorer.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	pid	process	target process
PID 3408 set thread context of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	2736	explorer.exe
Token: SeSecurityPrivilege	2736	explorer.exe
Token: SeTakeOwnershipPrivilege	2736	explorer.exe
Token: SeLoadDriverPrivilege	2736	explorer.exe
Token: SeSystemProfilePrivilege	2736	explorer.exe
Token: SeSystemtimePrivilege	2736	explorer.exe
Token: SeProfSingleProcessPrivilege	2736	explorer.exe
Token: SeIncBasePriorityPrivilege	2736	explorer.exe
Token: SeCreatePagefilePrivilege	2736	explorer.exe
Token: SeBackupPrivilege	2736	explorer.exe
Token: SeRestorePrivilege	2736	explorer.exe
Token: SeShutdownPrivilege	2736	explorer.exe
Token: SeDebugPrivilege	2736	explorer.exe
Token: SeSystemEnvironmentPrivilege	2736	explorer.exe
Token: SeChangeNotifyPrivilege	2736	explorer.exe
Token: SeRemoteShutdownPrivilege	2736	explorer.exe
Token: SeUndockPrivilege	2736	explorer.exe
Token: SeManageVolumePrivilege	2736	explorer.exe
Token: SeImpersonatePrivilege	2736	explorer.exe
Token: SeCreateGlobalPrivilege	2736	explorer.exe
Token: 33	2736	explorer.exe
Token: 34	2736	explorer.exe
Token: 35	2736	explorer.exe
Token: 36	2736	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

explorer.exe

pid process

2736 explorer.exe

pid	process
2736	explorer.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe

description	pid	process	target process
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe
PID 3408 wrote to memory of 2736	3408	09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\09cc9d16bb39e4b44c5c64180f6799f7_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3408

C:\Users\Admin\AppData\Local\Temp\explorer.exe
C:\Users\Admin\AppData\Local\Temp\explorer.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2736

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

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 Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\explorer.exe
Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/2736-18-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-9-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-15-0x0000000002130000-0x0000000002131000-memory.dmp

Filesize
4KB

Download
memory/2736-11-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-23-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-17-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2736-20-0x0000000002130000-0x0000000002131000-memory.dmp

Filesize
4KB

Download
memory/3408-0-0x00000000748E2000-0x00000000748E3000-memory.dmp

Filesize
4KB

Download
memory/3408-14-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/3408-1-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download
memory/3408-2-0x00000000748E0000-0x0000000074E91000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads