darkcomet | 262b8b6b24b3207d8dea4d204e51707472f6df35d77a71b9198aea9c1f412021

General

Target

c799cd2ae469bbf3de57eb92f53cbb9d.exe
Size

1.2MB
MD5

c799cd2ae469bbf3de57eb92f53cbb9d
SHA1

220907cfb0b1d69197a058e5ed93d19f199840eb
SHA256

262b8b6b24b3207d8dea4d204e51707472f6df35d77a71b9198aea9c1f412021
SHA512

949ba93b76e9bcdfc0d41ebb44f4f77c2f4d0cec3d9c8ba49891dce74e88ca3a00561c118c2441744cd5e69a85c7dfa3f7eb2171ab67b74c7d0d085bee4c32b2
SSDEEP

12288:0d2nCidaZdfUrcKUXGoVAYdMXDXQysHMGqUqSn1pQdICqBS9AtAxDfDBAn3NEF+/:bCEcKtb0yuEvmjscbGDns+UHj

Score

10^/10

darkcomet guest16 persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

146.185.24.209:1604

Mutex

DC_MUTEX-6ZET9U3

Attributes

gencode
rUvTH9YCGM3j
install
false
offline_keylogger
false
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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

c799cd2ae469bbf3de57eb92f53cbb9d.exec799cd2ae469bbf3de57eb92f53cbb9d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe-Flash-Update.exe"	c799cd2ae469bbf3de57eb92f53cbb9d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe-Flash-Update.exe"	c799cd2ae469bbf3de57eb92f53cbb9d.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

c799cd2ae469bbf3de57eb92f53cbb9d.exec799cd2ae469bbf3de57eb92f53cbb9d.exe

description	pid	process	target process
PID 1736 set thread context of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 set thread context of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

c799cd2ae469bbf3de57eb92f53cbb9d.exec799cd2ae469bbf3de57eb92f53cbb9d.exe

pid	process
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe

Suspicious use of AdjustPrivilegeToken 48 IoCs

Processes:

c799cd2ae469bbf3de57eb92f53cbb9d.exec799cd2ae469bbf3de57eb92f53cbb9d.exevbc.exevbc.exe

description	pid	process
Token: SeDebugPrivilege	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe
Token: SeDebugPrivilege	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe
Token: SeIncreaseQuotaPrivilege	2332	vbc.exe
Token: SeSecurityPrivilege	2332	vbc.exe
Token: SeTakeOwnershipPrivilege	2332	vbc.exe
Token: SeLoadDriverPrivilege	2332	vbc.exe
Token: SeSystemProfilePrivilege	2332	vbc.exe
Token: SeSystemtimePrivilege	2332	vbc.exe
Token: SeProfSingleProcessPrivilege	2332	vbc.exe
Token: SeIncBasePriorityPrivilege	2332	vbc.exe
Token: SeCreatePagefilePrivilege	2332	vbc.exe
Token: SeBackupPrivilege	2332	vbc.exe
Token: SeRestorePrivilege	2332	vbc.exe
Token: SeShutdownPrivilege	2332	vbc.exe
Token: SeDebugPrivilege	2332	vbc.exe
Token: SeSystemEnvironmentPrivilege	2332	vbc.exe
Token: SeChangeNotifyPrivilege	2332	vbc.exe
Token: SeRemoteShutdownPrivilege	2332	vbc.exe
Token: SeUndockPrivilege	2332	vbc.exe
Token: SeManageVolumePrivilege	2332	vbc.exe
Token: SeImpersonatePrivilege	2332	vbc.exe
Token: SeCreateGlobalPrivilege	2332	vbc.exe
Token: 33	2332	vbc.exe
Token: 34	2332	vbc.exe
Token: 35	2332	vbc.exe
Token: SeIncreaseQuotaPrivilege	2576	vbc.exe
Token: SeSecurityPrivilege	2576	vbc.exe
Token: SeTakeOwnershipPrivilege	2576	vbc.exe
Token: SeLoadDriverPrivilege	2576	vbc.exe
Token: SeSystemProfilePrivilege	2576	vbc.exe
Token: SeSystemtimePrivilege	2576	vbc.exe
Token: SeProfSingleProcessPrivilege	2576	vbc.exe
Token: SeIncBasePriorityPrivilege	2576	vbc.exe
Token: SeCreatePagefilePrivilege	2576	vbc.exe
Token: SeBackupPrivilege	2576	vbc.exe
Token: SeRestorePrivilege	2576	vbc.exe
Token: SeShutdownPrivilege	2576	vbc.exe
Token: SeDebugPrivilege	2576	vbc.exe
Token: SeSystemEnvironmentPrivilege	2576	vbc.exe
Token: SeChangeNotifyPrivilege	2576	vbc.exe
Token: SeRemoteShutdownPrivilege	2576	vbc.exe
Token: SeUndockPrivilege	2576	vbc.exe
Token: SeManageVolumePrivilege	2576	vbc.exe
Token: SeImpersonatePrivilege	2576	vbc.exe
Token: SeCreateGlobalPrivilege	2576	vbc.exe
Token: 33	2576	vbc.exe
Token: 34	2576	vbc.exe
Token: 35	2576	vbc.exe

Suspicious use of WriteProcessMemory 43 IoCs

Processes:

c799cd2ae469bbf3de57eb92f53cbb9d.exec799cd2ae469bbf3de57eb92f53cbb9d.exe

description	pid	process	target process
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2332	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 1736 wrote to memory of 2940	1736	c799cd2ae469bbf3de57eb92f53cbb9d.exe	c799cd2ae469bbf3de57eb92f53cbb9d.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe
PID 2940 wrote to memory of 2576	2940	c799cd2ae469bbf3de57eb92f53cbb9d.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\c799cd2ae469bbf3de57eb92f53cbb9d.exe
"C:\Users\Admin\AppData\Local\Temp\c799cd2ae469bbf3de57eb92f53cbb9d.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736

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
PID:2332

C:\Users\Admin\AppData\Local\Temp\c799cd2ae469bbf3de57eb92f53cbb9d.exe
"C:\Users\Admin\AppData\Local\Temp\c799cd2ae469bbf3de57eb92f53cbb9d.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2940

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2576

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1

T1064

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

Scripting

1

T1064

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

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Downloads

memory/1736-0-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/1736-18-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/2332-2-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2332-3-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2332-4-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2332-6-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2332-13-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2332-16-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2332-20-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2576-14-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2940-7-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/2940-19-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads