Analysis

  • max time kernel
    83s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230621-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/06/2023, 07:57

General

  • Target
    98f77c40ece5a0af4f1a4597ab414fda.exe
  • Size 715KB
  • Sample230622-js811aee4z
  • SHA256 4faf527fcde9f38b487c5f4a7c29dcba98977f664c1f2c8be13bc88c7232f496
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • xchu

Decoy
  • zcartoons.com

  • castilloshowroom.com

  • 3bmmdtod.life

  • misaxoxo.com

  • nadiya.online

  • sykkbup29.xyz

  • triciaaprimrosevp.com

  • newleter.com

  • ptzslk.xyz

  • lightbulbfestival.com

  • texaslandline.com

  • ideeintemporelle.com

  • girljustdoitpodcast.com

  • medimediamarketing.com

  • bunk7outfitters.com

  • charlievgrfminnick.click

  • lifestyleinthehome.com

  • atfbestsale.online

  • frontdoorproperties.co.uk

  • grandpaswag2024.info

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\98f77c40ece5a0af4f1a4597ab414fda.exe
    "C:\Users\Admin\AppData\Local\Temp\98f77c40ece5a0af4f1a4597ab414fda.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\Users\Admin\AppData\Local\Temp\98f77c40ece5a0af4f1a4597ab414fda.exe
      "C:\Users\Admin\AppData\Local\Temp\98f77c40ece5a0af4f1a4597ab414fda.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:5036

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/4180-133-0x0000000000E30000-0x0000000000EE8000-memory.dmp

        memory/4180-134-0x0000000005E10000-0x00000000063B4000-memory.dmp

        memory/4180-135-0x0000000005900000-0x0000000005992000-memory.dmp

        memory/4180-136-0x0000000005A80000-0x0000000005A90000-memory.dmp

        memory/4180-137-0x00000000058B0000-0x00000000058BA000-memory.dmp

        memory/4180-138-0x0000000005A80000-0x0000000005A90000-memory.dmp

        memory/4180-139-0x0000000007230000-0x00000000072CC000-memory.dmp

        memory/5036-140-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/5036-142-0x0000000001890000-0x0000000001BDA000-memory.dmp