Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 14:12

General

  • Target
    z14POO230487PDF.exe
  • Size 609KB
  • Sample240214-rhvdvscg7x
  • SHA256 4b7e7f50f5a8101616a2d09fbff3a3d9c3c3b3b0dc2ded2a52b6540e7ec3a558
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • gy14

Decoy
  • mavbam.com

  • theanhedonia.com

  • budgetnurseries.com

  • buflitr.com

  • alqamarhotel.com

  • 2660348.top

  • 123bu6.shop

  • v72999.com

  • yzyz841.xyz

  • 247fracing.com

  • naples.beauty

  • twinklethrive.com

  • loscaseros.com

  • creditspisatylegko.site

  • sgyy3ej2dgwesb5.com

  • ufocafe.net

  • techn9nehollywoodundead.com

  • truedatalab.com

  • alterdpxlmarketing.com

  • harborspringsfire.com

Signatures

  • Formbook

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

  • Formbook payload 4 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 58 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3412
    • C:\Users\Admin\AppData\Local\Temp\z14POO230487PDF.exe
      "C:\Users\Admin\AppData\Local\Temp\z14POO230487PDF.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4696
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        3⤵
          PID:1632
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:1660
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\SysWOW64\svchost.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:876
        • C:\Windows\SysWOW64\cmd.exe
          /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
          3⤵
            PID:1668

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/876-21-0x0000000000380000-0x000000000038E000-memory.dmp

            memory/876-23-0x0000000001200000-0x000000000154A000-memory.dmp

            memory/876-22-0x0000000000540000-0x000000000056F000-memory.dmp

            memory/876-24-0x0000000000540000-0x000000000056F000-memory.dmp

            memory/876-19-0x0000000000380000-0x000000000038E000-memory.dmp

            memory/876-26-0x00000000010A0000-0x0000000001134000-memory.dmp

            memory/1660-17-0x0000000000A00000-0x0000000000A15000-memory.dmp

            memory/1660-11-0x0000000000400000-0x000000000042F000-memory.dmp

            memory/1660-14-0x0000000000A60000-0x0000000000DAA000-memory.dmp

            memory/1660-16-0x0000000000400000-0x000000000042F000-memory.dmp

            memory/3412-34-0x0000000008A60000-0x0000000008AFF000-memory.dmp

            memory/3412-27-0x0000000003440000-0x00000000034F9000-memory.dmp

            memory/3412-30-0x0000000008A60000-0x0000000008AFF000-memory.dmp

            memory/3412-31-0x0000000008A60000-0x0000000008AFF000-memory.dmp

            memory/3412-18-0x0000000003440000-0x00000000034F9000-memory.dmp

            memory/4696-6-0x0000000006B80000-0x0000000006B94000-memory.dmp

            memory/4696-13-0x00000000748F0000-0x00000000750A0000-memory.dmp

            memory/4696-10-0x00000000093B0000-0x000000000944C000-memory.dmp

            memory/4696-9-0x0000000006BE0000-0x0000000006C5C000-memory.dmp

            memory/4696-8-0x0000000006BC0000-0x0000000006BCE000-memory.dmp

            memory/4696-7-0x0000000006BB0000-0x0000000006BBA000-memory.dmp

            memory/4696-1-0x00000000748F0000-0x00000000750A0000-memory.dmp

            memory/4696-5-0x0000000005250000-0x000000000525A000-memory.dmp

            memory/4696-4-0x00000000051D0000-0x00000000051E0000-memory.dmp

            memory/4696-3-0x00000000052B0000-0x0000000005342000-memory.dmp

            memory/4696-2-0x00000000057C0000-0x0000000005D64000-memory.dmp

            memory/4696-0-0x0000000000790000-0x000000000082E000-memory.dmp