darkcomet | cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0

General

Target

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Size

485KB
MD5

a026aec96f86b5aa9a5865d1077dae0e
SHA1

cf2e36d388a7f845387a97f3f0c77c77b1c55988
SHA256

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0
SHA512

c77974434c2f065bcfe6e5bf32e097a0c2d35d05cc0f20e75a421ff9c0a76034f4a72a33ed295c147800f6b937c7f9b4b25dd2ef6d28472b234a0a1ba18a06d0
SSDEEP

12288:xNMAK4dRRmq28Q3v1GxBMsE6dQs4Hc61JX2Upy+:xNn3c/UMsE/cAmS

Score

10^/10

darkcomet bot persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Bot

C2

takeit23.chickenkiller.com:6993

Mutex

DC_MUTEX-HEN14M3

Attributes

gencode
9M36A1ngLJGa
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GoogleUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\WinApp\\GoogleUpdate.exe.lnk"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

description	pid	process	target process
PID 4676 set thread context of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

pid	process
4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.execdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

description	pid	process
Token: SeDebugPrivilege	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeIncreaseQuotaPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeSecurityPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeTakeOwnershipPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeLoadDriverPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeSystemProfilePrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeSystemtimePrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeProfSingleProcessPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeIncBasePriorityPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeCreatePagefilePrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeBackupPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeRestorePrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeShutdownPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeDebugPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeSystemEnvironmentPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeChangeNotifyPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeRemoteShutdownPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeUndockPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeManageVolumePrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeImpersonatePrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: SeCreateGlobalPrivilege	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: 33	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: 34	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: 35	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
Token: 36	1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

pid process

1720 cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

pid	process
1720	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.execmd.exe

C:\Users\Admin\AppData\Local\Temp\cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
"C:\Users\Admin\AppData\Local\Temp\cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4676

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"
2⤵
- Suspicious use of WriteProcessMemory
PID:4760

C:\Windows\SysWOW64\reg.exe
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "GoogleUpdate" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinApp\GoogleUpdate.exe.lnk"
3⤵
- Adds Run key to start application
PID:4608

C:\Users\Admin\AppData\Local\Temp\cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
"C:\Users\Admin\AppData\Local\Temp\cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1720

Network

MITRE ATT&CK Matrix ATT&CK 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

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1720-136-0x0000000000000000-mapping.dmp

Download
memory/1720-137-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1720-138-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1720-139-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1720-140-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1720-141-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/4608-135-0x0000000000000000-mapping.dmp

Download
memory/4676-132-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

Download
memory/4676-133-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

Download
memory/4760-134-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 4676 wrote to memory of 4760	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cmd.exe
PID 4676 wrote to memory of 4760	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cmd.exe
PID 4676 wrote to memory of 4760	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cmd.exe
PID 4760 wrote to memory of 4608	4760	cmd.exe	reg.exe
PID 4760 wrote to memory of 4608	4760	cmd.exe	reg.exe
PID 4760 wrote to memory of 4608	4760	cmd.exe	reg.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe
PID 4676 wrote to memory of 1720	4676	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe	cdf1fc89d06955c1c4974ed8c229c4eecf8bba4ffdbe99be47cdea71378a16d0.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads