Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    18/08/2022, 08:34

General

  • Target

    SecuriteInfo.com.Variant.Bulz.342535.32662.exe

  • Size

    4.3MB

  • MD5

    d81e2a99d627cd3111580cb9bc051e08

  • SHA1

    6f620d09c49c0caeb74597a8f84a56d7614ce2e1

  • SHA256

    412bc5d35a364efe1b6bf256937961482f6202dde2f1581563ce738537f990c4

  • SHA512

    70e15b0b1c702fc2a4bf8526b80f1df4eb9c1e9285791bee2afad4801e0179e283d27d0327ee7ca66ccb71f8aaf7fc399b34d8328f651fbdf143113c208e3a14

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.342535.32662.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Bulz.342535.32662.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
      2⤵
        PID:1568

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1672-56-0x0000000075201000-0x0000000075203000-memory.dmp

      Filesize

      8KB