General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241119-j7wzzstanp

  • MD5

    8a650e31804b47bd65f97f71897ecee4

  • SHA1

    43698b9e15d9d2a198bbefca8d29c989a7af3b45

  • SHA256

    2a6e81a997ee42091e15bad50f499dac926a76f2b5ce407455e3e8c5ce741e2f

  • SHA512

    2fc486b852e177ce56232890f9697d43cacce4b3047083f256b202f014f153179d932ab2a00175234c8be7c6b875632f4800e916e8a3222582ce5d19a204aacb

  • SSDEEP

    98304:qPraLJZeaCKubTtQwEeHycF+kBuT4CNnnSRM3Uh50:pEaubTttEepvuOHk

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      8a650e31804b47bd65f97f71897ecee4

    • SHA1

      43698b9e15d9d2a198bbefca8d29c989a7af3b45

    • SHA256

      2a6e81a997ee42091e15bad50f499dac926a76f2b5ce407455e3e8c5ce741e2f

    • SHA512

      2fc486b852e177ce56232890f9697d43cacce4b3047083f256b202f014f153179d932ab2a00175234c8be7c6b875632f4800e916e8a3222582ce5d19a204aacb

    • SSDEEP

      98304:qPraLJZeaCKubTtQwEeHycF+kBuT4CNnnSRM3Uh50:pEaubTttEepvuOHk

    • 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