Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    26/09/2026, 16:07

General

  • Target
    stemmafiles.exe
  • Size 43.6MB
  • Sample260926-tk4resfa44
  • SHA256 5956fa6c48ca106b6565aa79ff66c5ee1c04fc06f96040e4e07c485fb980258d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
1/10

Malware Config

Signatures

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\stemmafiles.exe
    "C:\Users\Admin\AppData\Local\Temp\stemmafiles.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:4124

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        config.toml

        • Path C:\Users\Admin\AppData\Roaming\oakbough-family\config.toml
        • Size 180B
        • SHA256 1a3a184dd04348409983bf2ecdef3ee6b22c8b8868eca6cc08ef598a8ce54f0d
        • MD5 SHA1 SHA512 TLSH

        memory/4124-4-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-3-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-2-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-8-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-14-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-13-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-12-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-11-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-10-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp

        memory/4124-9-0x0000026D3BEF0000-0x0000026D3BEF1000-memory.dmp