Analysis

  • max time kernel
    106s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    30/05/2022, 04:21

General

  • Target
    3f86ffdbdaa69708bf989c5067102721.exe
  • Size 642KB
  • Sample220530-eynvsshghr
  • SHA256 cec1e3475be480dcec7b887edfab3389da89c696c99fc99927682f3bc99e208b
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • e63z

Decoy
  • solariefy.com

  • zw323.top

  • somei8.com

  • rukbrook.com

  • iu5w.icu

  • escrow-hk.com

  • onlinereviewmonitor.com

  • maxxaktiv.com

  • directecole.com

  • walkinmovies.com

  • zxxiangr.com

  • prvmagapromo.com

  • mozogaotaxi.com

  • paralegaltraining.life

  • hayatkulturvakifi.com

  • beltmnn.com

  • olqlovea.com

  • theupsstore881.com

  • galmfrenchbulldogsny.com

  • stphilcc.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\3f86ffdbdaa69708bf989c5067102721.exe
    "C:\Users\Admin\AppData\Local\Temp\3f86ffdbdaa69708bf989c5067102721.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4516
    • C:\Users\Admin\AppData\Local\Temp\3f86ffdbdaa69708bf989c5067102721.exe
      "C:\Users\Admin\AppData\Local\Temp\3f86ffdbdaa69708bf989c5067102721.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1392

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1392-137-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1392-138-0x00000000015F0000-0x000000000193A000-memory.dmp

        memory/4516-130-0x0000000000B40000-0x0000000000BE6000-memory.dmp

        memory/4516-131-0x0000000005A80000-0x0000000006024000-memory.dmp

        memory/4516-132-0x0000000005590000-0x0000000005622000-memory.dmp

        memory/4516-133-0x0000000005760000-0x000000000576A000-memory.dmp

        memory/4516-134-0x0000000007630000-0x00000000076CC000-memory.dmp

        memory/4516-135-0x00000000090B0000-0x0000000009116000-memory.dmp