Analysis

  • max time kernel
    95s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    08/04/2022, 09:38

General

  • Target
    25c18c9e08ee26ca5155c09eaa020377.exe
  • Size 762KB
  • Sample220408-ll2pfsbfb6
  • SHA256 2a48c2b3780f6b0f3fd3f3f05f54066f465870e6f534237a5d283ee079882828
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • s20a

Decoy
  • kingdomscouncil.com

  • calavera.ink

  • 99bds.com

  • newbetsites.com

  • foldandrelax.com

  • liumilac.com

  • hightidestattoo.com

  • hoschtonplumbers.com

  • deoranjewinter.com

  • awinterart.com

  • zmpeudz.icu

  • jsemw105.com

  • landrover-africa.com

  • 371018.com

  • mhasale.com

  • philipmawford.com

  • acorn97.com

  • kexin158.com

  • dxhjtsq.com

  • lekarbg.com

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\25c18c9e08ee26ca5155c09eaa020377.exe
    "C:\Users\Admin\AppData\Local\Temp\25c18c9e08ee26ca5155c09eaa020377.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Users\Admin\AppData\Local\Temp\25c18c9e08ee26ca5155c09eaa020377.exe
      "C:\Users\Admin\AppData\Local\Temp\25c18c9e08ee26ca5155c09eaa020377.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:812
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 812 -s 36
        3⤵
        • Program crash
        PID:2032

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/812-58-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/812-59-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/812-61-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1616-54-0x0000000000BF0000-0x0000000000CB8000-memory.dmp

        memory/1616-55-0x00000000009E0000-0x00000000009EA000-memory.dmp

        memory/1616-56-0x00000000053F0000-0x000000000549C000-memory.dmp

        memory/1616-57-0x00000000049E0000-0x0000000004A4A000-memory.dmp