General

  • Target
    2026-07-23_10061fd5a7fe3587d0fb0160a9516eff_cryptbot_icedid_luca-stealer_njrat_stealc
  • Size 2.7MB
  • Sample260723-dcdbhafe94
  • SHA256 5c912d66a53bcbb0d7029fa80037e75339095b7d8c9b68914fbabf20bc8acfaf
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • quasar

Version
  • 1.6.6

Botnet
  • akushu chammar ha

C2
  • 52.66.239.168:8081

Mutex
  • b82b595c-02ab-4434-9172-5c5fe86b3bc5

Attributes
  • encryption_key

    55D39DB273D4FFC505D375B952F764A7D2404845

  • install_name

    RuntimeBroker.exe

  • key_salt

    5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382

  • reconnect_delay

    3000

  • startup_key

    RuntimeBroker

  • subdirectory

    Dir

Targets

    • Target
      2026-07-23_10061fd5a7fe3587d0fb0160a9516eff_cryptbot_icedid_luca-stealer_njrat_stealc
    • Size 2.7MB
    • SHA256 5c912d66a53bcbb0d7029fa80037e75339095b7d8c9b68914fbabf20bc8acfaf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Defendnot

    • Family: Defendnot

      Defendnot is a tool designed to disable Microsoft Defender.

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar payload

    • Detects Windows exceutables bypassing UAC using CMSTP utility, command line and INF

    • 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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Executes dropped EXE

MITRE ATT&CK Enterprise v16

Tasks