Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    01/01/2022, 17:25

General

  • Target
    24e172a7f23f494057638dfba88ebd88.exe
  • Size 401KB
  • Sample220101-vzabsshgh5
  • SHA256 de48d965a36d69bebdc619ea20d384966bf6fee1e4ea7068a6894c4ff5629683
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • autoit_exe 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\24e172a7f23f494057638dfba88ebd88.exe
    "C:\Users\Admin\AppData\Local\Temp\24e172a7f23f494057638dfba88ebd88.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2360
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\8464256886.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1392
      • C:\Users\Admin\AppData\Local\Temp\8464256886.exe
        "C:\Users\Admin\AppData\Local\Temp\8464256886.exe"
        3⤵
        • Executes dropped EXE
        PID:784

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2360-116-0x00000000001C0000-0x00000000001F8000-memory.dmp

        memory/2360-117-0x0000000000400000-0x0000000000791000-memory.dmp