General

  • Target

    01fbecb34b5ac1c9c3336c64817f1637.exe

  • Size

    4.3MB

  • Sample

    241227-raenfawkdy

  • MD5

    01fbecb34b5ac1c9c3336c64817f1637

  • SHA1

    51f08b5cfb4d7c7c0bb96b8c0c171e3cf05e27ab

  • SHA256

    828c90e4bd13605fdf955b30e36336ff08d5f10858f21fdf38529debdd216013

  • SHA512

    117787a4cad5f04af82f0492dd6118bc4f2af2e1cb209d92aa8edf437ce11d6f27bda74d816fe7640f47b6bbeb3cefb98ff9707106edec227274d4ba3d33f2fb

  • SSDEEP

    98304:u/jc2pRsx2Zwa0WBsFu7RPv6PPWucMdwQ05:uLcSOcZwaxiMRP8PWrMa75

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      01fbecb34b5ac1c9c3336c64817f1637.exe

    • Size

      4.3MB

    • MD5

      01fbecb34b5ac1c9c3336c64817f1637

    • SHA1

      51f08b5cfb4d7c7c0bb96b8c0c171e3cf05e27ab

    • SHA256

      828c90e4bd13605fdf955b30e36336ff08d5f10858f21fdf38529debdd216013

    • SHA512

      117787a4cad5f04af82f0492dd6118bc4f2af2e1cb209d92aa8edf437ce11d6f27bda74d816fe7640f47b6bbeb3cefb98ff9707106edec227274d4ba3d33f2fb

    • SSDEEP

      98304:u/jc2pRsx2Zwa0WBsFu7RPv6PPWucMdwQ05:uLcSOcZwaxiMRP8PWrMa75

    • CryptBot

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

    • Cryptbot family

    • Enumerates VirtualBox registry keys

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

    • Checks BIOS information in registry

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

    • Identifies Wine through registry keys

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

    • 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