Extracted

• • Target

    b98ba4f48ad58a55a79732eea1f80838bc26dc0ab3ba0403d04a3c25df9c3d08.exe

  • Size

    2.3MB

  • MD5

    8392650851d29f54e051d8a6499889a5

  • SHA1

    d5814cff46164e3011bfce0d3bd7f6692ec63c64

  • SHA256

    b98ba4f48ad58a55a79732eea1f80838bc26dc0ab3ba0403d04a3c25df9c3d08

  • SHA512

    f518039b485bc675383c11b435f2b6eab2dd8d1ffac3e0aed29d972effedeb69aa039191b0986a05c275a9ccb2d65d0efc98a21db96c9cde2c54a8fa3f0f1cd8

  • SSDEEP

    49152:4EWDvY84YWarHKnuQDuZu/RJJlB8xsDDckz8YKBg1i1IIMoq:OxkDumRJJlQuDcXMDJ

  Score

  10^/10

  chaosxwormzgratbootkitpersistencepyinstallerransomwarerattrojan

  • Chaos

    Ransomware family first seen in June 2021.

    ransomwarechaos

  • Chaos Ransomware

  • Detect Xworm Payload

  • Detect ZGRat V1

  • Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm

  • ZGRat

    ZGRat is remote access trojan written in C#.

    ratzgrat

  • Detects Windows executables referencing non-Windows User-Agents

  • Detects command variations typically used by ransomware

  • Drops startup file

  • Executes dropped EXE

  • Loads dropped DLL

  • Adds Run key to start application

    persistence

  • Looks up external IP address via web service

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Writes to the Master Boot Record (MBR)

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence

  • Suspicious use of SetThreadContext

  behavioral1behavioral2