Analysis

  • max time kernel
    132s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    14/04/2022, 11:55

General

  • Target
    71b283d05e051b746dbedc6b4f96c282.exe
  • Size 878KB
  • Sample220414-n3fvesaef8
  • SHA256 6ad94828733d211368d39bc8669735c844df4d7c2265ff4869558c683170e18f
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • ce20

Decoy
  • tiendacbdsevilla.com

  • cambodianairlines.net

  • xtypelife.online

  • 8568008.com

  • truelanguageacademy.com

  • fibverse.com

  • thhhh.xyz

  • maskschool.com

  • missbrazilsc.com

  • suonas.com

  • esteel24.com

  • dreamoffkartal.com

  • errebasics.com

  • novaworldmarinacity.com

  • sailingt.com

  • 8ylady.com

  • d5lb1.club

  • mexicovegetal.com

  • ahfsaleleaseback.com

  • sjcad11.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\71b283d05e051b746dbedc6b4f96c282.exe
    "C:\Users\Admin\AppData\Local\Temp\71b283d05e051b746dbedc6b4f96c282.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Users\Admin\AppData\Local\Temp\71b283d05e051b746dbedc6b4f96c282.exe
      "C:\Users\Admin\AppData\Local\Temp\71b283d05e051b746dbedc6b4f96c282.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2000

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/2000-137-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/2000-138-0x0000000001430000-0x000000000177A000-memory.dmp

        memory/2168-130-0x0000000000C10000-0x0000000000CF0000-memory.dmp

        memory/2168-131-0x0000000005D00000-0x00000000062A4000-memory.dmp

        memory/2168-132-0x0000000005680000-0x0000000005712000-memory.dmp

        memory/2168-133-0x0000000005860000-0x00000000058FC000-memory.dmp

        memory/2168-134-0x0000000005900000-0x000000000590A000-memory.dmp

        memory/2168-135-0x0000000001410000-0x0000000001476000-memory.dmp