Analysis

  • max time kernel
    149s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/11/2022, 08:18

General

  • Target
    POFKEC-16112022.exe
  • Size 519KB
  • Sample221116-j7arradf7x
  • SHA256 c6070d16218077441b9faa6ed769b764e27d7a506c2eea9ee98527d88f2c8eae
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • th47

Decoy
  • bestguy8.online

  • artpressonline.com

  • touzitest01.com

  • thecolorbuzz.com

  • xn--est572f.top

  • ayumandya.com

  • arxdigital.com

  • ayaretri.online

  • ajanseralp.com

  • createna.com

  • inquisitivemeditation.com

  • qhqfoq.cyou

  • mango369flower.com

  • comeherequinn.com

  • xvideos202216.xyz

  • reopdat.xyz

  • guosetianxiang.xyz

  • asynctest11.top

  • pineclass.com

  • cq4n0lrbygmgke.kred

Signatures

  • Formbook

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

  • Formbook payload 5 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Users\Admin\AppData\Local\Temp\POFKEC-16112022.exe
      "C:\Users\Admin\AppData\Local\Temp\POFKEC-16112022.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1088
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1752
    • C:\Windows\SysWOW64\chkdsk.exe
      "C:\Windows\SysWOW64\chkdsk.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4804
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        3⤵
          PID:4156

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1040-148-0x00000000033C0000-0x0000000003491000-memory.dmp

          memory/1040-140-0x0000000007C40000-0x0000000007D7F000-memory.dmp

          memory/1040-150-0x00000000033C0000-0x0000000003491000-memory.dmp

          memory/1088-133-0x00007FF8F3C80000-0x00007FF8F4741000-memory.dmp

          memory/1088-136-0x00007FF8F3C80000-0x00007FF8F4741000-memory.dmp

          memory/1088-132-0x000002714B970000-0x000002714B9F6000-memory.dmp

          memory/1752-134-0x0000000000400000-0x000000000042F000-memory.dmp

          memory/1752-138-0x0000000000FF0000-0x000000000133A000-memory.dmp

          memory/1752-139-0x0000000000B40000-0x0000000000B54000-memory.dmp

          memory/1752-142-0x0000000000400000-0x000000000042F000-memory.dmp

          memory/4804-145-0x00000000006E0000-0x000000000070F000-memory.dmp

          memory/4804-147-0x0000000000F10000-0x0000000000FA3000-memory.dmp

          memory/4804-146-0x00000000011D0000-0x000000000151A000-memory.dmp

          memory/4804-149-0x00000000006E0000-0x000000000070F000-memory.dmp

          memory/4804-144-0x00000000006B0000-0x00000000006BA000-memory.dmp