General

  • Target

    11607c8594e90f556e911d764853889018c7cb9dfa82ed7ebf05999326a2fc30.exe

  • Size

    4.2MB

  • Sample

    241122-hrs3qaskbl

  • MD5

    b23e3986e0fa6167eeae6c2cbdb9d80b

  • SHA1

    5ef5a10e45ab4d2a1c058fcbc2624cf722e6a093

  • SHA256

    11607c8594e90f556e911d764853889018c7cb9dfa82ed7ebf05999326a2fc30

  • SHA512

    167b23228e14f3657ca3efcb8e9ec7c503aae8be3ec46ebac44baed94e401cce39ee00f8244c048d723d084b71fb75b659235b796520eaae217530fbb0295451

  • SSDEEP

    98304:0GWjcj2UFPdYc+f4MqJRiIhtGReV0yZxWfJZzu7GqTQ7mp:ecZfYb4MqrNoRY0UxyZzc5c7mp

Malware Config

Targets

    • Target

      11607c8594e90f556e911d764853889018c7cb9dfa82ed7ebf05999326a2fc30.exe

    • Size

      4.2MB

    • MD5

      b23e3986e0fa6167eeae6c2cbdb9d80b

    • SHA1

      5ef5a10e45ab4d2a1c058fcbc2624cf722e6a093

    • SHA256

      11607c8594e90f556e911d764853889018c7cb9dfa82ed7ebf05999326a2fc30

    • SHA512

      167b23228e14f3657ca3efcb8e9ec7c503aae8be3ec46ebac44baed94e401cce39ee00f8244c048d723d084b71fb75b659235b796520eaae217530fbb0295451

    • SSDEEP

      98304:0GWjcj2UFPdYc+f4MqJRiIhtGReV0yZxWfJZzu7GqTQ7mp:ecZfYb4MqrNoRY0UxyZzc5c7mp

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detects CryptBot payload

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks