General

  • Target

    485a5f37fa3424e448633000105a210d2c4baec1767220a64395c82a07387482.exe

  • Size

    4.2MB

  • Sample

    241122-h7rjtssmgm

  • MD5

    598c7306bfb06fed80ed4a78200003ab

  • SHA1

    6508672c09fed00ed296892f5fe84edffea19981

  • SHA256

    485a5f37fa3424e448633000105a210d2c4baec1767220a64395c82a07387482

  • SHA512

    781451c6b54d4a75fabc5772f3b134f5b2dfd36aeb371066a30fabbecb3819748a70fc0ff972cbf979d7bc72d4005de4204eb577008809b0ce856fe2a10ddc2f

  • SSDEEP

    98304:h7stmnF4VhoqbUzE0lMaq3qTmXg9aegvqYtY:1vafE1lMaT95gv5y

Malware Config

Targets

    • Target

      485a5f37fa3424e448633000105a210d2c4baec1767220a64395c82a07387482.exe

    • Size

      4.2MB

    • MD5

      598c7306bfb06fed80ed4a78200003ab

    • SHA1

      6508672c09fed00ed296892f5fe84edffea19981

    • SHA256

      485a5f37fa3424e448633000105a210d2c4baec1767220a64395c82a07387482

    • SHA512

      781451c6b54d4a75fabc5772f3b134f5b2dfd36aeb371066a30fabbecb3819748a70fc0ff972cbf979d7bc72d4005de4204eb577008809b0ce856fe2a10ddc2f

    • SSDEEP

      98304:h7stmnF4VhoqbUzE0lMaq3qTmXg9aegvqYtY:1vafE1lMaT95gv5y

    • 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