Analysis

  • max time kernel
    4264951s
  • max time network
    21s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    14/01/2022, 16:27

General

  • Target
    Cotizaciónpdf.exe
  • Size 245KB
  • Sample220114-tx4beshdhr
  • SHA256 c42005e0a00c3ecbaff6c1189ca8b6f1298a818878ceaebb623585c399c8ba81
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Cotizaciónpdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Cotizaciónpdf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:4060
    • C:\Users\Admin\AppData\Local\Temp\Cotizaciónpdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Cotizaciónpdf.exe"
      2⤵
        PID:3536

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3536-132-0x0000000000400000-0x00000000004A2000-memory.dmp