Analysis

  • max time kernel
    149s
  • max time network
    104s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250619-en
  • resource tags

    arch:x64arch:x86image:win11-20250619-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10/10/2025, 07:51

General

  • Target
    PT chevron requests.exe
  • Size 1.1MB
  • Sample251010-jp87laskz3
  • SHA256 a684465a73338c71ef0b4094a7ea9cef4c7b75a9577286cbb9614bd6702a6917
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PT chevron requests.exe
    "C:\Users\Admin\AppData\Local\Temp\PT chevron requests.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:464
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\PT chevron requests.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4336

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        aut70FB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\aut70FB.tmp
        • Size 288KB
        • SHA256 0a9f6b12b6d6aac81cb38559ddd01bef1b1776068a899b70342847ba29c4d6ae
        • MD5 SHA1 SHA512 SSDEEP

        memory/464-12-0x0000000001740000-0x0000000001B40000-memory.dmp

        memory/4336-13-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/4336-14-0x0000000000400000-0x0000000000448000-memory.dmp

        memory/4336-15-0x0000000001900000-0x0000000001C56000-memory.dmp

        memory/4336-16-0x0000000000400000-0x0000000000448000-memory.dmp