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, 15:04

General

  • Target

    2025-05-03_b312be4969f3de211b46bb28fefc55bb_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe

  • Size

    4.2MB

  • MD5

    b312be4969f3de211b46bb28fefc55bb

  • SHA1

    331f1918240478d9aab9b0c528926f9bb4f1fffe

  • SHA256

    f032af7f19f6f8271d9ebfbd15c5dcaebc93ec5f2b155c30429363e1c887dcae

  • SHA512

    5ec6d029dbe536e48918d38f1bf90c7c06a4dc755859593f2ba2a59c621dcce732be08f48d69761291ec49018588d8895449aa1444946eb65dccef9c341f4285

  • SSDEEP

    49152:ieutLO9rb/TrvO90dL3BmAFd4A64nsfJJ2TIA5GNP1Jr4u/TgAPNdi9128qk1q4w:ieF+iIAEl1JPz212IhzL+Bzz3dw/Vy

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. 2 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 35 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_b312be4969f3de211b46bb28fefc55bb_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-05-03_b312be4969f3de211b46bb28fefc55bb_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:1108

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          4.2MB

          MD5

          911b4ff05ece5ddb4beda0725697af03

          SHA1

          aa44373dfc7ad07ea18d6c38bc7bd3d5956c7d71

          SHA256

          c02d0a70f63fc630f4dd579d4e2dc0d266a51ea43e1859f229c031984a81dc38

          SHA512

          6b0d4435a684865317f4adf8b3112486ab68730f9097657632def037c37eb12753d4f2c2a03b5ead5ee36661c8f568d5de09c73f46dc03d4e24dee1f7bc4ba49

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

          Filesize

          5.8MB

          MD5

          536082a301f39047ac397b2fd5bf5072

          SHA1

          e959dd96ff075fe3e0ad3939fa134af84d3d2b14

          SHA256

          9bc370c846fbb8d9e939e925ac5c284b4b5aba0dccece801527c54a3792bc82e

          SHA512

          e7652d4240809f69d9dd7be360ca5fb2947f1758968de140c2f0ecd3d976f2cd2c44678242f0b50f997d81b7d2afa520fe570f763ba7bc0e30f072440f13a30c