Analysis

  • max time kernel
    134s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/05/2024, 12:21

General

  • Target
    108156ae3609706003c6cefd6335c554_JaffaCakes118.exe
  • Size 368KB
  • Sample240503-pjadzagc36
  • SHA256 535d92c4a194c64723fdf9b7279f033085c0861d93b9f43747320759fd172afc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 3.9

Campaign
  • jc

Decoy
  • petfashionvalley.com

  • sisermexico.com

  • mycityneighbors.com

  • trojanerhilfe.com

  • 2012mi.com

  • bitcoinkeith.com

  • integracube.com

  • portalgnu.com

  • xingcaiyule2.com

  • saasgroceries.com

  • groupulljimzasac.com

  • sscfz.win

  • microauditoria.com

  • grandijen.com

  • beautiebootik.com

  • trb899.com

  • autobittrex.com

  • greeksinbritain.com

  • flamingouno.com

  • agencecuivre.com

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\108156ae3609706003c6cefd6335c554_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\108156ae3609706003c6cefd6335c554_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3676
    • C:\Users\Admin\AppData\Local\Temp\108156ae3609706003c6cefd6335c554_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\108156ae3609706003c6cefd6335c554_JaffaCakes118.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3976

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        win.ini

        • Path C:\Windows\win.ini
        • Size 123B
        • SHA256 6e2b70dfccabf3cc651545676a3a566c9cfae03f15f772886646abce1da35b46
        • MD5 SHA1 SHA512

        memory/3676-3-0x00000000021B0000-0x00000000021B8000-memory.dmp

        memory/3676-4-0x0000000077061000-0x0000000077181000-memory.dmp

        memory/3976-11-0x0000000000540000-0x0000000000548000-memory.dmp

        memory/3976-9-0x0000000000400000-0x000000000045F000-memory.dmp

        memory/3976-12-0x000000001FB90000-0x000000001FEDA000-memory.dmp