Analysis

  • max time kernel
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/09/2026, 03:49

General

  • Target
    2026-09-16_1b7d54f453aa31619f4888a86d36ba2b_cobalt-strike_frostygoop_ghostlocker_glassworm_gofing_hi.exe
  • Size 5.7MB
  • Sample260916-edwd5sfl4v
  • SHA256 213023538b6fe51416d16bb6e8ee333be74d7a32fb3d9986ecbe76221cb474b8
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Gofing

    Gofing is a ransomware written in Golang using Velocity Polymorphic Compression (VPC) obfuscation.

  • Gofing is a ransomware written in Golang using Velocity Polymorphic Compression (VPC) obfuscation. 3 IoCs
  • Creates a file in the Startup directory 1 TTPs 1 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 47 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops Chrome extension 1 IoCs
  • Drops desktop.ini file(s) 64 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-16_1b7d54f453aa31619f4888a86d36ba2b_cobalt-strike_frostygoop_ghostlocker_glassworm_gofing_hi.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-16_1b7d54f453aa31619f4888a86d36ba2b_cobalt-strike_frostygoop_ghostlocker_glassworm_gofing_hi.exe"
    1⤵
    • Creates a file in the Startup directory
    • Drops Chrome extension
    • Drops desktop.ini file(s)
    • Drops autorun.inf file
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:4536

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7z.dll

        • Path C:\Program Files\7-Zip\7z.dll
        • Size 5.9MB
        • SHA256 b6d909f8f361de2cbd019b3d8d73cf5d273a135df92f3a9eea2cd1e6852c2de2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VISSHE.DLL

        • Path C:\Program Files\Microsoft Office\root\Office16\VISSHE.DLL
        • Size 4.4MB
        • SHA256 1886ae1f85330501af991a0d777bd0f207a044c54faff0d31e0c043b230650d0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msoshext.dll

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msoshext.dll
        • Size 5.8MB
        • SHA256 48b0f16c606799047f0a2e12e6563eaec8f28456a5d856dba8f85cedf805322f
        • MD5 SHA1 SHA512 SSDEEP TLSH