General

  • Target

    25ac0cfb064bd71d2d97aad7491824915a7bbdc4b80e705385617dbd0e35a673.exe

  • Size

    4.2MB

  • Sample

    241125-crr8jaymeq

  • MD5

    4d727ea77c6a382bccbb1ee8970b67ee

  • SHA1

    9b7899c63a601a2421715a6304c0f53af14f7b1a

  • SHA256

    25ac0cfb064bd71d2d97aad7491824915a7bbdc4b80e705385617dbd0e35a673

  • SHA512

    814e6406dae153b386791aa72d255cda60f3fdb36269db6a8177dbb3b101336a426c3e21506e3b73a25b3f99beb34bf658c3fe7d47e41e2f11f2d67f99af227f

  • SSDEEP

    98304:g0QDuLy0AMnkpl50B/GVrcbKgVc2fAO5AbfiF:g1DuLy0hyl50B+6bLVxjy

Malware Config

Targets

    • Target

      25ac0cfb064bd71d2d97aad7491824915a7bbdc4b80e705385617dbd0e35a673.exe

    • Size

      4.2MB

    • MD5

      4d727ea77c6a382bccbb1ee8970b67ee

    • SHA1

      9b7899c63a601a2421715a6304c0f53af14f7b1a

    • SHA256

      25ac0cfb064bd71d2d97aad7491824915a7bbdc4b80e705385617dbd0e35a673

    • SHA512

      814e6406dae153b386791aa72d255cda60f3fdb36269db6a8177dbb3b101336a426c3e21506e3b73a25b3f99beb34bf658c3fe7d47e41e2f11f2d67f99af227f

    • SSDEEP

      98304:g0QDuLy0AMnkpl50B/GVrcbKgVc2fAO5AbfiF:g1DuLy0hyl50B+6bLVxjy

    • 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