Analysis

  • max time kernel
    150s
  • max time network
    104s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250502-en
  • resource tags

    arch:x64arch:x86image:win11-20250502-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    03/05/2025, 14:53

General

  • Target

    2025-05-03_a3174b9e874a11e88e83ce11fdd021ce_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe

  • Size

    4.2MB

  • MD5

    a3174b9e874a11e88e83ce11fdd021ce

  • SHA1

    8366234ff15297dd02de48882f308faa4848f447

  • SHA256

    e1d022ad5eb0ecee17695399bef467cd4727c35fb8a814d38414b7ec1a5b9038

  • SHA512

    a13429d6261d8e32e29479e6a6b871c27440f56e5d1b36b7c5c756ed2e8b6dfe81f840d18b7a946fcb387c0afcf9dfc41173a15e5c49a80f2971342b0dafd0b7

  • SSDEEP

    49152:ieutLO9rb/TrvO90dL3BmAFd4A64nsfJJ2TIA5GNP1Jr4u/TgAPNdi9128qk1q4q:ieF+iIAEl1JPz212IhzL+Bzz3dw/Vg

Malware Config

Signatures

  • Gofing

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

  • Gofing family
  • Gofing is a ransomware written in Golang using Velocity Polymorphic Compression (VPC) obfuscation. 3 IoCs
  • Renames multiple (53) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Drivers directory 22 IoCs
  • Manipulates Digital Signatures 2 IoCs

    Attackers can apply techniques such as modifying certain DLL exports to make their binary seem valid.

  • Credentials from Password Stores: Windows Credential Manager 1 TTPs

    Suspicious access to Credentials History.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 64 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 System32 directory 64 IoCs
  • 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\2025-05-03_a3174b9e874a11e88e83ce11fdd021ce_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-05-03_a3174b9e874a11e88e83ce11fdd021ce_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe"
    1⤵
    • Drops file in Drivers directory
    • Manipulates Digital Signatures
    • Drops startup file
    • Drops Chrome extension
    • Drops desktop.ini file(s)
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:4148

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\7-Zip\7-zip32.dll

          Filesize

          4.2MB

          MD5

          04205ff7f04699f0bd7e458b9c3461fd

          SHA1

          90cd3e419bbf7c00eed4ec1bc51bd65a6ee17ce6

          SHA256

          4ac96ff0212136a1435cc98123b9011b9a4dd292439d57a3c2344d15d507cfa9

          SHA512

          ecfd1b6f16ca19a89c785a61db8b21f8e0552d2ede5fbe7ddf62b417481bea2de9281db258cb73cff209201b4a8c6a59ebd47642de5e350d5a589ce024ad5107

        • C:\Program Files\Microsoft Office\root\Office16\VISSHE.DLL

          Filesize

          4.4MB

          MD5

          5749bdb90132b57e08dd047ce11d89d1

          SHA1

          2b00f1b431981123c64108f72c721d42257f4790

          SHA256

          e2a15a91873c6a5c7b1d669e2fe8f593911cf3540585bf8a62ace6082a794483

          SHA512

          0365827770fa9a259b7cd4c573300fa6d4242e959951c659a4e9ae16d2ed2c2a02c80d7dfe178ed84a006e22d0436d1c6ee1a34a83147f4972c7736998b5dcba

        • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\OFFICE16\msoshext.dll

          Filesize

          5.8MB

          MD5

          9780839246c3152f1b8b65a333f00510

          SHA1

          741edb7474a9cfd545fa5da21e8a12ea0b1bb399

          SHA256

          6a3b9e9cf85f725ccd726f4deafadab328ddbaa24cabf24f69b510447ac0f933

          SHA512

          34c8cbeaa7e35e3e0a315ac0b35af3175bb50847d2c5f3c525573431fddc7db89f85c772c80a1aae8de1cfb3ff6efaa06ce34cf5f98264227e3dc3aea8a12ec5