Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    27/01/2022, 14:55

General

  • Target
    43357f80bc70e0db9fb0c304a962e3de.exe
  • Size 414KB
  • Sample220127-sagngafae2
  • SHA256 c4771044788147e2c9acb052dfbf6d291400add558b59ad0e6d0c5f42f3ec3e1
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • g2fg

Decoy
  • snowcrash.website

  • pointman.us

  • newheartvalve.care

  • drandl.com

  • sandspringsramblers.com

  • programagubernamental.online

  • boja.us

  • mvrsnike.com

  • mentallyillmotherhood.com

  • facom.us

  • programagubernamental.store

  • izivente.com

  • roller-v.fr

  • amazonbioactives.com

  • metaverseapple.xyz

  • 5gt-mobilevsverizon.com

  • gtwebsolutions.co

  • scottdunn.life

  • usdp.trade

  • pikmin.run

Signatures

  • Formbook

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

  • Formbook Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\43357f80bc70e0db9fb0c304a962e3de.exe
    "C:\Users\Admin\AppData\Local\Temp\43357f80bc70e0db9fb0c304a962e3de.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kTtZEsPaZu.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1732
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kTtZEsPaZu" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7B38.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1904
    • C:\Users\Admin\AppData\Local\Temp\43357f80bc70e0db9fb0c304a962e3de.exe
      "C:\Users\Admin\AppData\Local\Temp\43357f80bc70e0db9fb0c304a962e3de.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:992

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/992-61-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/992-62-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/992-63-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1276-54-0x0000000000F20000-0x0000000000F8E000-memory.dmp

        memory/1276-55-0x0000000076041000-0x0000000076043000-memory.dmp

        memory/1276-56-0x0000000000A10000-0x0000000000A11000-memory.dmp

        memory/1276-57-0x00000000004F0000-0x00000000004FC000-memory.dmp

        memory/1276-58-0x0000000004EC0000-0x0000000004F2A000-memory.dmp

        memory/1732-66-0x00000000024B0000-0x00000000030FA000-memory.dmp

        memory/1732-67-0x00000000024B0000-0x00000000030FA000-memory.dmp

        memory/1732-68-0x00000000024B0000-0x00000000030FA000-memory.dmp