General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241122-m31ddsvphr

  • MD5

    c878e548b34090d3363394f1575de391

  • SHA1

    e50b216ffbf5520d72740bc28e8cfd626cfc301f

  • SHA256

    52911f8f5c5f6be9a30bd49dda17f109c1eb90db57c58bc502cb31d0285c9d77

  • SHA512

    39c0c60b394934f4457575a72df6b109197c1f385747d94a6fbcf1cee478dfd6e1b9630f2f266e4a03779435f395a056812e26fe553f039f3da27959ce1bbefb

  • SSDEEP

    98304:YC6/gmzl3jvp24+3fly7GqbtNK0HMYwrHHz:Ycmzl3jI4+vE7GqxGYwrz

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      c878e548b34090d3363394f1575de391

    • SHA1

      e50b216ffbf5520d72740bc28e8cfd626cfc301f

    • SHA256

      52911f8f5c5f6be9a30bd49dda17f109c1eb90db57c58bc502cb31d0285c9d77

    • SHA512

      39c0c60b394934f4457575a72df6b109197c1f385747d94a6fbcf1cee478dfd6e1b9630f2f266e4a03779435f395a056812e26fe553f039f3da27959ce1bbefb

    • SSDEEP

      98304:YC6/gmzl3jvp24+3fly7GqbtNK0HMYwrHHz:Ycmzl3jI4+vE7GqxGYwrz

    • 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