Analysis

  • max time kernel
    146s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    16/09/2026, 04:02

General

  • Target
    2026-09-16_03912a7a80da02b91b56b66b63ceca93_cobalt-strike_frostygoop_ghostlocker_glassworm_gofing_hi.exe
  • Size 4.1MB
  • Sample260916-elscfss1dz
  • SHA256 ef18b5384817246ea09ee66829c422a3f362782697e19ae023a2253d851b369d
  • 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. 6 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 35 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops desktop.ini file(s) 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-16_03912a7a80da02b91b56b66b63ceca93_cobalt-strike_frostygoop_ghostlocker_glassworm_gofing_hi.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-16_03912a7a80da02b91b56b66b63ceca93_cobalt-strike_frostygoop_ghostlocker_glassworm_gofing_hi.exe"
    1⤵
    • Creates a file in the Startup directory
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:3424

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        7z.dll

        • Path C:\Program Files\7-Zip\7z.dll
        • Size 5.9MB
        • SHA256 d6722f3b51319d29e11b9e557e5bb999ccc81ca5ced810f93dc10bed47d2c4ec
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VISSHE.DLL

        • Path C:\Program Files\Microsoft Office\root\Office16\VISSHE.DLL
        • Size 4.4MB
        • SHA256 e2e29472a76546c533a286d15bd92b79f3331cacaaf9bed6a9aabdcace4bb42a
        • 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 9bfd88490e70f37db6d6311d3476d2f4dfea69f9f72a094cc10f294e6b708de2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msoshext.dll

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msoshext.dll
        • Size 2.2MB
        • SHA256 15bcd06ff03b20251abcf74920dfc6adae84d8c0bc1e42153c2caadd84e12d6f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msoshext.dll

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msoshext.dll
        • Size 2.8MB
        • SHA256 adf04efd02780eab28407165ef5f405d101a2cd94d75d3086cf1cc8c319ae87c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msoshext.dll

        • Path C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msoshext.dll
        • Size 2.6MB
        • SHA256 b449096adc7461187fc3ca11b9e9a2552edc768143e95f5c213ad6626f6d12f3
        • MD5 SHA1 SHA512 SSDEEP TLSH