darkcomet | 9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87

Resubmissions

05/02/2025, 07:14

250205-h2tr1awkfv 10

01/10/2022, 23:39

221001-3nca1scbd8 10

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05/02/2025, 07:14

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General

Target

9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Size

283KB
MD5

6cbb584e6702fa8e374732b363466ef0
SHA1

3065c8a2b41475609465c35a63c5957d6297071d
SHA256

9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87
SHA512

8e599fe8183611c714aea83019ec24f283dbe0fe8a54c8e644cdb4246edc50ec0e8de7799a2c2b4bbc30670c8762855e6ff93e6bb8775d71c2ff0df0de89edb3
SSDEEP

6144:9cNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37VB:9cW7KEZlPzCy37VB

Score

10^/10

darkcomet guest16 discovery persistence rat trojan upx

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

whatrobloxhackedrobuxlastnight.ddns.net:1604

Mutex

DC_MUTEX-XABL0YQ

Attributes

InstallPath
Alx
gencode
nuMr7zMe6ooH
install
true
offline_keylogger
true
persistence
false
reg_key
Alx

Signatures

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

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Desktop\\Alx"	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.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-1-5-21-70482961-775596374-3727440602-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Alx = "C:\\Users\\Admin\\Desktop\\Alx"	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1040-0-0x0000000000400000-0x00000000004C7000-memory.dmp	upx
behavioral2/files/0x000c000000023b73-6.dat	upx
behavioral2/memory/1040-28-0x0000000000400000-0x00000000004C7000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeSecurityPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeTakeOwnershipPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeLoadDriverPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeSystemProfilePrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeSystemtimePrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeProfSingleProcessPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeIncBasePriorityPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeCreatePagefilePrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeBackupPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeRestorePrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeShutdownPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeDebugPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeSystemEnvironmentPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeChangeNotifyPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeRemoteShutdownPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeUndockPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeManageVolumePrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeImpersonatePrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: SeCreateGlobalPrivilege	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: 33	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: 34	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: 35	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
Token: 36	1040	9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe

C:\Users\Admin\AppData\Local\Temp\9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe
C:\Users\Admin\AppData\Local\Temp\9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87.exe dsrm -subtree -noprompt -c user"http://+:443"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1040

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

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Desktop\Alx

Filesize
283KB

MD5
6cbb584e6702fa8e374732b363466ef0

SHA1
3065c8a2b41475609465c35a63c5957d6297071d

SHA256
9fa6c7d1c6e03a0eb892319ee48c8510f91c43b5056aa7b76ee134ccb3d0ef87

SHA512
8e599fe8183611c714aea83019ec24f283dbe0fe8a54c8e644cdb4246edc50ec0e8de7799a2c2b4bbc30670c8762855e6ff93e6bb8775d71c2ff0df0de89edb3

Download Submit
memory/1040-0-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/1040-1-0x0000000002850000-0x0000000002851000-memory.dmp

Filesize
4KB

Download
memory/1040-28-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads