darkcomet | ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9

General

Target

ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe
Size

716KB
MD5

32417ee432c3d58d61f634f4e53398c3
SHA1

c376cb97de18650723998a464da2d7f4c8f7d7b4
SHA256

ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9
SHA512

0fcad332a4cca5e458ae94993ffccf6ba4c88f8d531030819afd594e26e4353bffe356243276600deb81d9765c9ebb03aabd455d63e1a62d63e9022e03217949
SSDEEP

12288:9diUVvZ4yZT33jOZv1pv+SRvHd0QOMX6mF11otAX2SrfTRmeF1Fj:PFIl1XRVamF11oeXFMeFP

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

rat1994.zapto.org:1604

Mutex

DC_MUTEX-1Z3XX01

Attributes

gencode
gqRPV777gUm7
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Startup Key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\csrss.exe"	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1668 set thread context of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28

Suspicious use of AdjustPrivilegeToken 23 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1960	vbc.exe
Token: SeSecurityPrivilege	1960	vbc.exe
Token: SeTakeOwnershipPrivilege	1960	vbc.exe
Token: SeLoadDriverPrivilege	1960	vbc.exe
Token: SeSystemProfilePrivilege	1960	vbc.exe
Token: SeSystemtimePrivilege	1960	vbc.exe
Token: SeProfSingleProcessPrivilege	1960	vbc.exe
Token: SeIncBasePriorityPrivilege	1960	vbc.exe
Token: SeCreatePagefilePrivilege	1960	vbc.exe
Token: SeBackupPrivilege	1960	vbc.exe
Token: SeRestorePrivilege	1960	vbc.exe
Token: SeShutdownPrivilege	1960	vbc.exe
Token: SeDebugPrivilege	1960	vbc.exe
Token: SeSystemEnvironmentPrivilege	1960	vbc.exe
Token: SeChangeNotifyPrivilege	1960	vbc.exe
Token: SeRemoteShutdownPrivilege	1960	vbc.exe
Token: SeUndockPrivilege	1960	vbc.exe
Token: SeManageVolumePrivilege	1960	vbc.exe
Token: SeImpersonatePrivilege	1960	vbc.exe
Token: SeCreateGlobalPrivilege	1960	vbc.exe
Token: 33	1960	vbc.exe
Token: 34	1960	vbc.exe
Token: 35	1960	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1960	vbc.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28
PID 1668 wrote to memory of 1960	1668	ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe	28

C:\Users\Admin\AppData\Local\Temp\ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe
"C:\Users\Admin\AppData\Local\Temp\ba39a0f6b348da524aa631aca0c642ace1b1f1a85f703cbfe6aa07a2be2372b9.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1960

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

Scripting

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1668-54-0x0000000075241000-0x0000000075243000-memory.dmp

Filesize
8KB

Download
memory/1668-55-0x0000000074740000-0x0000000074CEB000-memory.dmp

Filesize
5.7MB

Download
memory/1668-75-0x0000000074740000-0x0000000074CEB000-memory.dmp

Filesize
5.7MB

Download
memory/1960-66-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-70-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-61-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-63-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-65-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-57-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-68-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-59-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-72-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-56-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-74-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-76-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1960-77-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

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