Analysis

  • max time kernel
    141s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/08/2023, 07:43

General

  • Target
    b5027bab17fb5aa21f00bf3ba4528661.exe
  • Size 748KB
  • Sample230808-jj9aeabc67
  • SHA256 e4b8b19c8c8fd39ae06ba2ec632970e7fe16f78ca1f91582461de5da1403a4ed
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • oy30

Decoy
  • rfc234.top

  • danielcavalari.com

  • elperegrinocabo.com

  • aryor.info

  • surelistening.com

  • premium-numero-telf.buzz

  • orlynyml.click

  • tennislovers-ro.com

  • holdmytracker.com

  • eewapay.com

  • jaimesinstallglass.com

  • damactrade.net

  • swapspecialities.com

  • perfumesrffd.today

  • salesfactory.pro

  • supportive-solutions.com

  • naiol.com

  • khoyr.com

  • kalendeargpt44.com

  • web-tech-spb.store

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\b5027bab17fb5aa21f00bf3ba4528661.exe
    "C:\Users\Admin\AppData\Local\Temp\b5027bab17fb5aa21f00bf3ba4528661.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2780
    • C:\Users\Admin\AppData\Local\Temp\b5027bab17fb5aa21f00bf3ba4528661.exe
      "C:\Users\Admin\AppData\Local\Temp\b5027bab17fb5aa21f00bf3ba4528661.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2540

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2540-142-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/2540-145-0x00000000014B0000-0x00000000017FA000-memory.dmp

        memory/2780-133-0x00000000006F0000-0x00000000007B2000-memory.dmp

        memory/2780-134-0x0000000074D30000-0x00000000754E0000-memory.dmp

        memory/2780-135-0x00000000056B0000-0x0000000005C54000-memory.dmp

        memory/2780-136-0x00000000051E0000-0x0000000005272000-memory.dmp

        memory/2780-137-0x0000000005410000-0x0000000005420000-memory.dmp

        memory/2780-138-0x00000000051C0000-0x00000000051CA000-memory.dmp

        memory/2780-139-0x0000000005510000-0x00000000055AC000-memory.dmp

        memory/2780-140-0x0000000074D30000-0x00000000754E0000-memory.dmp

        memory/2780-141-0x0000000005410000-0x0000000005420000-memory.dmp

        memory/2780-144-0x0000000074D30000-0x00000000754E0000-memory.dmp