darkcomet | 248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e

General

Target

248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Size

658KB
MD5

60de5cd87959e72e0245d5e18f523a05
SHA1

4d2c17c245e24f5b8a7e64958adbe0e3b6f7b959
SHA256

248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e
SHA512

1772788d0b22d4c9ea18f9d5d2253b74718f60d315bc0ce668762b276202d69af9add4f8b846f15616429be029dbc5bc6e1b5525950734b7e0d38a5a6cae0f03
SSDEEP

12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hH:KZ1xuVVjfFoynPaVBUR8f+kN10EB9

Score

10^/10

darkcomet guest16 discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

aytugay123.duckdns.org:63

Mutex

DC_MUTEX-HAPDWK7

Attributes

InstallPath
Windows Updater
gencode
Ztwp6aCBwPiM
install
true
offline_keylogger
true
persistence
false
reg_key
CS:GO

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:\\Windows\\system32\\Windows Updater"	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CS:GO = "C:\\Windows\\system32\\Windows Updater"	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
File created	C:\Windows\SysWOW64\Windows Updater	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
File opened for modification	C:\Windows\SysWOW64\Windows Updater	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe

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	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeSecurityPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeTakeOwnershipPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeLoadDriverPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeSystemProfilePrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeSystemtimePrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeProfSingleProcessPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeIncBasePriorityPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeCreatePagefilePrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeBackupPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeRestorePrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeShutdownPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeDebugPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeSystemEnvironmentPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeChangeNotifyPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeRemoteShutdownPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeUndockPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeManageVolumePrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeImpersonatePrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: SeCreateGlobalPrivilege	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: 33	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: 34	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: 35	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
Token: 36	4028	248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe

C:\Users\Admin\AppData\Local\Temp\248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe
"C:\Users\Admin\AppData\Local\Temp\248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Windows Updater

Filesize
658KB

MD5
60de5cd87959e72e0245d5e18f523a05

SHA1
4d2c17c245e24f5b8a7e64958adbe0e3b6f7b959

SHA256
248ca03b232f75911bbc75fa9d2edca2a1e05227557a5b9bc0497156043b0a4e

SHA512
1772788d0b22d4c9ea18f9d5d2253b74718f60d315bc0ce668762b276202d69af9add4f8b846f15616429be029dbc5bc6e1b5525950734b7e0d38a5a6cae0f03

Download Submit
memory/4028-0-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/4028-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads