darkcomet | 08e7341013accf29a94981c7b517e511fef03ce0ed1cffe48e759d608c892aea

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 02:13

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General

Target
aabd12cb96da39fc40b73bf0dea13924.exe
Size 1003KB
Sample240228-cngbvsgh94
SHA256 08e7341013accf29a94981c7b517e511fef03ce0ed1cffe48e759d608c892aea
MD5 aabd12cb96da39fc40b73bf0dea13924
SHA1 67d029889908f4560d3cb5fcccb874091f078466
SHA512 fd2398901b8243b1a73310aaa41f971d68a80ce7d8c487cab970faec75dff59021c84556775835597d35162e5998988a920fcff2dc5e5ca83958629f87f06618
SSDEEP 24576:XG2TmMHNO6UYxRKr871QX+Z0NP7wAyyB:22Bw6ky1Q6u7wAyyB
MD5 SHA1 SHA512 SSDEEP

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
1332	svchost.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Essentials = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MsMpEng.exe"	aabd12cb96da39fc40b73bf0dea13924.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5036 set thread context of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	5036	aabd12cb96da39fc40b73bf0dea13924.exe
Token: SeIncreaseQuotaPrivilege	1332	svchost.exe
Token: SeSecurityPrivilege	1332	svchost.exe
Token: SeTakeOwnershipPrivilege	1332	svchost.exe
Token: SeLoadDriverPrivilege	1332	svchost.exe
Token: SeSystemProfilePrivilege	1332	svchost.exe
Token: SeSystemtimePrivilege	1332	svchost.exe
Token: SeProfSingleProcessPrivilege	1332	svchost.exe
Token: SeIncBasePriorityPrivilege	1332	svchost.exe
Token: SeCreatePagefilePrivilege	1332	svchost.exe
Token: SeBackupPrivilege	1332	svchost.exe
Token: SeRestorePrivilege	1332	svchost.exe
Token: SeShutdownPrivilege	1332	svchost.exe
Token: SeDebugPrivilege	1332	svchost.exe
Token: SeSystemEnvironmentPrivilege	1332	svchost.exe
Token: SeChangeNotifyPrivilege	1332	svchost.exe
Token: SeRemoteShutdownPrivilege	1332	svchost.exe
Token: SeUndockPrivilege	1332	svchost.exe
Token: SeManageVolumePrivilege	1332	svchost.exe
Token: SeImpersonatePrivilege	1332	svchost.exe
Token: SeCreateGlobalPrivilege	1332	svchost.exe
Token: 33	1332	svchost.exe
Token: 34	1332	svchost.exe
Token: 35	1332	svchost.exe
Token: 36	1332	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88
PID 5036 wrote to memory of 1332	5036	aabd12cb96da39fc40b73bf0dea13924.exe	88

C:\Users\Admin\AppData\Local\Temp\aabd12cb96da39fc40b73bf0dea13924.exe
"C:\Users\Admin\AppData\Local\Temp\aabd12cb96da39fc40b73bf0dea13924.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5036
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

svchost.exe

Path C:\Users\Admin\AppData\Local\Temp\svchost.exe
Size 34KB
SHA256 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9
MD5 e118330b4629b12368d91b9df6488be0
SHA1 ce90218c7e3b90df2a3409ec253048bb6472c2fd
SHA512 ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0
SSDEEP 768:Paq4bp49YK+2Cza0pS6icHmMl9CvwOElkn3yKdn5y85p3:ud4+KTMVJHmMsEBKdn5vj
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1332-18-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-28-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-6-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-31-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-30-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-12-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-9-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-14-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-15-0x00000000025D0000-0x00000000025D1000-memory.dmp

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memory/1332-16-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-17-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-29-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-20-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-21-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-19-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-22-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-23-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-24-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-25-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-26-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/1332-27-0x0000000000400000-0x00000000004C3000-memory.dmp

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memory/5036-2-0x0000000074AF0000-0x00000000750A1000-memory.dmp

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memory/5036-0-0x0000000074AF0000-0x00000000750A1000-memory.dmp

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memory/5036-11-0x0000000074AF0000-0x00000000750A1000-memory.dmp

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memory/5036-1-0x0000000001660000-0x0000000001670000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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