Overview

overview

10

Static

static

10

138club.co.exe

windows10-2004-x64

10

138club.co.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    138club.co.exe
  • Size 3.1MB
  • Sample261028-rpea8a11cx
  • SHA256 963120079f4f3f10ae25506195f7611b2a1a4dd94cc96c374f562fd67e17cdde
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasar138club.codiscoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • 138club.co

C2

  • 138club.co:43

  • 138club.co:443

  • 138club.co:8080

  • 138club.co:80

  • 138club.co:81

  • https://138club.co:80

  • https://138club.co:81

  • https://138club.co/:43

Mutex

  • 5150774e-14d8-4da3-8bb2-ba3c6774b129

Attributes
  • encryption_key

    61D61573755A2E8791F777F44FE72A8C404B3F90

  • install_name

    mozilla.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    https://138club.co/

  • subdirectory

    mu88

Targets

    • Target
      138club.co.exe
    • Size 3.1MB
    • SHA256 963120079f4f3f10ae25506195f7611b2a1a4dd94cc96c374f562fd67e17cdde
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    138club.codiscoveryexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Network Configuration Discovery

2
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks