Overview

overview

10

Static

static

3

csbat.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    csbat.exe
  • Size 426KB
  • Sample250522-bqb99adp61
  • SHA256 53762e2b21d797552fa35696a4e07fec75840070aebfcf27ae44a5c1c351843a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
darkcometïåðådefense_evasiondiscoverypersistenceprivilege_escalationrattrojanupx

Malware Config

Extracted

Family

  • darkcomet

Botnet

  • Ïåðå

C2

  • ggdropnet.ddns.net:4433

  • ggdropnet.ddns.net:2111

Mutex

  • DC_MUTEX-XD7WK1K

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    Ty7pfuDH4ya8

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

rc4.plain

Extracted

Family

  • darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target
      csbat.exe
    • Size 426KB
    • SHA256 53762e2b21d797552fa35696a4e07fec75840070aebfcf27ae44a5c1c351843a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    darkcometïåðådefense_evasiondiscoverypersistenceprivilege_escalationrattrojanupx

    • Darkcomet

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

      trojanratdarkcomet

    • Darkcomet family

      darkcomet

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Firewall

      defense_evasion

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      defense_evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • UPX packed file

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

      upx
    behavioral1

MITRE ATT&CK Enterprise v16

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

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks