Analysis

  • max time kernel
    150s
  • max time network
    103s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250508-en
  • resource tags

    arch:x64arch:x86image:win11-20250508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    19/05/2025, 14:42

General

  • Target

    2025-05-19_a818eb5064fa0c5a4929baf32832853c_cobalt-strike_frostygoop_ghostlocker_gofing_luca-stealer_sliver_snatch.exe

  • Size

    4.2MB

  • MD5

    a818eb5064fa0c5a4929baf32832853c

  • SHA1

    b01570952a997a9f2ef84d1a17f06bf54e93477f

  • SHA256

    0a6d055a00f21b3044aed28427d2cd4aadda46c986af2a1390c5e06af36fcf34

  • SHA512

    6640668b498c04f44f4853f5ec861d02a84183ab8c158fc027d3eee66b136c6710a705e26e6aefda4ecbb663be5547f299ab710233e66a5689b751f38ead1393

  • SSDEEP

    49152:ieutLO9rb/TrvO90dL3BmAFd4A64nsfJJ2TIA5GNP1Jr4u/TgAPNdi9128qk1q4y:ieF+iIAEl1JPz212IhzL+Bzz3dw/VNe

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 (52) 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 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 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\2025-05-19_a818eb5064fa0c5a4929baf32832853c_cobalt-strike_frostygoop_ghostlocker_gofing_luca-stealer_sliver_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-05-19_a818eb5064fa0c5a4929baf32832853c_cobalt-strike_frostygoop_ghostlocker_gofing_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:1400

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          4.2MB

          MD5

          86982cb1882bee72890799cd1f7f4f30

          SHA1

          b1436cad59759717e02f45bf2c52a40b122b5fd1

          SHA256

          3715ebe17fa688ab609394d3f195468439f641e87a9b6bf1b2cc1052fb0a8b19

          SHA512

          283dbfc789fbff2062d5cffdc8f89fa0a854bc69c29c502cfadbeb873544fd7863206fdc2386bcf177a55392e584bf06761fa37b6c73ad64deb375b5d9805a93

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

          Filesize

          4.4MB

          MD5

          d3a297ed59fdecf0411bab369b7e5997

          SHA1

          9a5cd27e74382f3c066229bf168f49f035aa687c

          SHA256

          b7b4d6b66de569eb78032236455e98bc36ea35019e698e4c670115abcc08800b

          SHA512

          011f58ac10ea16be9f2f93b47b6e514fbb6c6ecb9b239f6404e4aaa587f1bdecef3646ffacda4d2ea42337b1f4bb29667f85ef2e2b52cd480795703c5f357d14

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

          Filesize

          5.8MB

          MD5

          0d51d19605a454e1999521d335ab2f64

          SHA1

          7c3dd86c48a8ff6b0dd388c4ce1912bf6c5f8913

          SHA256

          d8c2a56451b781fff97c060772a32faa8964c03630d8b5158a3d2ecf800f28cb

          SHA512

          1a7f8abb219146b0eb313701d3ecb5afed15e274a25eabd68dd8df4f13a13a7321f070e15f1e862d44b8506d6b6e103cc0c251527632a47958539d4eaccfa67d