General

  • Target

    46f2ce87ff70ecd81cef884655f82ea3.exe

  • Size

    4.3MB

  • Sample

    241226-qf3rsawphn

  • MD5

    46f2ce87ff70ecd81cef884655f82ea3

  • SHA1

    b236341be179023437f850df56b27dac08bb1a05

  • SHA256

    b187942302acfc0c1ed1390b5554950f9a8da7fc6ef53f93b78de85ca0816e49

  • SHA512

    52037ffac32b792f86810b84a7f6f1939c7e2720c602d84675bef0f5e3d927a58304c50b883a7207ed2910c12a91e320865ed72ab3a850b5fc468f2a1104fdd7

  • SSDEEP

    98304:vAx5/WplbQ6CxuaEWu9jz4ymioFziUAnVJGt:YxojbQ6zaEWGjk9ioFfQJG

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      46f2ce87ff70ecd81cef884655f82ea3.exe

    • Size

      4.3MB

    • MD5

      46f2ce87ff70ecd81cef884655f82ea3

    • SHA1

      b236341be179023437f850df56b27dac08bb1a05

    • SHA256

      b187942302acfc0c1ed1390b5554950f9a8da7fc6ef53f93b78de85ca0816e49

    • SHA512

      52037ffac32b792f86810b84a7f6f1939c7e2720c602d84675bef0f5e3d927a58304c50b883a7207ed2910c12a91e320865ed72ab3a850b5fc468f2a1104fdd7

    • SSDEEP

      98304:vAx5/WplbQ6CxuaEWu9jz4ymioFziUAnVJGt:YxojbQ6zaEWGjk9ioFfQJG

    • 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