Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/08/2023, 17:03

General

  • Target
    PO23043-WT0540500856808075.PDF.exe
  • Size 555KB
  • Sample230828-vknwmsdb82
  • SHA256 3657bbc56c6f5a8bc8326ee2eb13f384bd89697fa29175436a28601b47f945ce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • sy22

Decoy
  • vinteligencia.com

  • displayfridges.fun

  • completetip.com

  • giallozafferrano.com

  • jizihao1.com

  • mysticheightstrail.com

  • fourseasonslb.com

  • kjnala.shop

  • mosiacwall.com

  • vandistreet.com

  • gracefullytouchedartistry.com

  • hbiwhwr.shop

  • mfmz.net

  • hrmbrillianz.com

  • funwarsztat.com

  • polewithcandy.com

  • ourrajasthan.com

  • wilhouettteamerica.com

  • johnnystintshop.com

  • asgnelwin.com

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO23043-WT0540500856808075.PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\PO23043-WT0540500856808075.PDF.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3728
    • C:\Users\Admin\AppData\Local\Temp\PO23043-WT0540500856808075.PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\PO23043-WT0540500856808075.PDF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:640

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/640-9-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/640-12-0x0000000001160000-0x00000000014AA000-memory.dmp

        memory/3728-0-0x0000000074750000-0x0000000074F00000-memory.dmp

        memory/3728-1-0x00000000008D0000-0x0000000000960000-memory.dmp

        memory/3728-2-0x0000000005890000-0x0000000005E34000-memory.dmp

        memory/3728-3-0x0000000005380000-0x0000000005412000-memory.dmp

        memory/3728-4-0x0000000005580000-0x0000000005590000-memory.dmp

        memory/3728-5-0x0000000005350000-0x000000000535A000-memory.dmp

        memory/3728-6-0x0000000005680000-0x000000000571C000-memory.dmp

        memory/3728-7-0x0000000074750000-0x0000000074F00000-memory.dmp

        memory/3728-8-0x0000000005580000-0x0000000005590000-memory.dmp

        memory/3728-11-0x0000000074750000-0x0000000074F00000-memory.dmp