Overview

overview

10

Static

static

1

Factura_834.pdf.exe

windows7_x64

7

Factura_834.pdf.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    133s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    04/02/2022, 10:51

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General

  • Target
    Factura_834.pdf.exe
  • Size 248KB
  • Sample220204-mxtcwshebk
  • SHA256 945f67ae677681e14db036f753f47333556fea6f3837bef7399e440e6bc167d5
  • 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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Factura_834.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Factura_834.pdf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 432
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1724

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1108-55-0x0000000076371000-0x0000000076373000-memory.dmp
        Download

        memory/1724-58-0x0000000000280000-0x00000000002E0000-memory.dmp
        Download