General

  • Target
    2026-09-29_9b577587056a8da317aa6aaed7579dce_cryptbot_icedid_luca-stealer_njrat_stealc
  • Size 3.2MB
  • Sample260930-ws9zhst19p
  • SHA256 c1702c0c0e837237fed170671932d37bfc70ebc75b7babba9e947ef60e6f7df6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.6.6

Botnet
  • we are bad

C2
  • 158.51.78.195:9090

Mutex
  • b37c4cbf-68f4-4e7c-92ba-ac265729eb51

Attributes
  • encryption_key

    7799F230382DEC15CFC54F1D560B5A8B875621D2

  • install_name

    .exe

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

Targets

    • Target
      2026-09-29_9b577587056a8da317aa6aaed7579dce_cryptbot_icedid_luca-stealer_njrat_stealc
    • Size 3.2MB
    • SHA256 c1702c0c0e837237fed170671932d37bfc70ebc75b7babba9e947ef60e6f7df6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • PulsaRAT library module

      Core component of the PulsaRAT remote access trojan, implementing its command protocol for hidden remote desktop, UAC bypass, persistence, and credential theft.

    • Quasar payload

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

    • Detects executables manipulated with Fody

    • Checks computer location settings

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

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

MITRE ATT&CK Enterprise v16

Tasks