Analysis

  • max time kernel
    43s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    08/04/2022, 11:54

General

  • Target
    TEXTILE342MZ332.exe
  • Size 751KB
  • Sample220408-n2vxyscfd9
  • SHA256 b0f1a1bfefa0359f8ef181219a761192e70a2d8ec0dd07692ffe24814f50c11d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • sn83

Decoy
  • biharpashupalan.com

  • seoflax.com

  • toyohari1028.com

  • actoridow.xyz

  • bartowcsc.info

  • wewintogetherutra.com

  • lfmods.com

  • chuildy.xyz

  • fertilizeaffluentnotable.quest

  • iotsbr.com

  • ceres.skin

  • manocreations.site

  • cheaptowingsco.xyz

  • versolux.com

  • signatureinfluencers.com

  • worldmngsconference.com

  • keeperscircle.com

  • betterunderpressurellc.com

  • bytezilla.xyz

  • fourpointsendlessweekends.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\TEXTILE342MZ332.exe
    "C:\Users\Admin\AppData\Local\Temp\TEXTILE342MZ332.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\TEXTILE342MZ332.exe
      "C:\Users\Admin\AppData\Local\Temp\TEXTILE342MZ332.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1360
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1360 -s 36
        3⤵
        • Program crash
        PID:1256

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/1080-54-0x00000000008A0000-0x0000000000966000-memory.dmp

        memory/1080-55-0x00000000003C0000-0x00000000003CA000-memory.dmp

        memory/1080-56-0x00000000059F0000-0x0000000005A98000-memory.dmp

        memory/1080-57-0x0000000002130000-0x0000000002196000-memory.dmp

        memory/1360-58-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1360-59-0x0000000000400000-0x000000000042F000-memory.dmp

        memory/1360-61-0x0000000000400000-0x000000000042F000-memory.dmp