Overview

overview

10

Static

static

PO# PO_009...df.exe

windows7_x64

10

PO# PO_009...df.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    16/04/2021, 12:58

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    PO# PO_009237-1 pdf.exe
  • Size 1.1MB
  • Sample210416-ythvwm5kh6
  • SHA256 a64fb325fa611518c20644dfbe5728eb7767caeb63df08c4935dec5fc4ffe988
  • MD5 SHA1 SHA512
Score
10/10
formbookratspywarestealertrojan

Malware Config

Extracted

Family

  • formbook

Version

  • 4.1

C2

  • http://w����5 �@q[*��S=���m

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

    trojanspywarestealerformbook
  • Formbook Payload 3 IoCs
    rat
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:388
    • C:\Users\Admin\AppData\Local\Temp\PO# PO_009237-1 pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\PO# PO_009237-1 pdf.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:512
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UTxFVFzlvAW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9991.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:8
      • C:\Users\Admin\AppData\Local\Temp\PO# PO_009237-1 pdf.exe
        "C:\Users\Admin\AppData\Local\Temp\PO# PO_009237-1 pdf.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:4016
    • C:\Windows\SysWOW64\systray.exe
      "C:\Windows\SysWOW64\systray.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2464
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\PO# PO_009237-1 pdf.exe"
        3⤵
          PID:3840

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/388-129-0x00000000058B0000-0x0000000005998000-memory.dmp
          Download

          memory/388-122-0x0000000005FE0000-0x000000000615F000-memory.dmp
          Download

          memory/512-114-0x00000000029B0000-0x00000000029B1000-memory.dmp
          Download

          memory/2464-128-0x00000000047E0000-0x0000000004873000-memory.dmp
          Download

          memory/2464-127-0x00000000044C0000-0x00000000047E0000-memory.dmp
          Download

          memory/2464-124-0x00000000002E0000-0x00000000002E6000-memory.dmp
          Download

          memory/2464-125-0x0000000002540000-0x000000000256E000-memory.dmp
          Download

          memory/4016-117-0x0000000000400000-0x000000000042E000-memory.dmp
          Download

          memory/4016-121-0x0000000001100000-0x000000000124A000-memory.dmp
          Download

          memory/4016-120-0x0000000001820000-0x0000000001B40000-memory.dmp
          Download