Analysis

  • max time kernel
    150s
  • max time network
    109s
  • 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, 14:43

General

  • Target

    2025-05-03_458ac649d306548cb8790ba14c527d45_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe

  • Size

    4.2MB

  • MD5

    458ac649d306548cb8790ba14c527d45

  • SHA1

    8d55dcfc4b855dc33d2c286f68d99c265e44ad51

  • SHA256

    0eaf026cf260392efdd3c75a698b380cb03ad3fa6a8c1ccf19a6e273990e9752

  • SHA512

    ab2490b605cffe74d99f9f7a46c2912e2699bf284578688c13a5d59eadc6efa21ab07e2a65b1b834bf87f37d53e09526cf752f18a1976d5118b083e0d012a67a

  • SSDEEP

    49152:ieutLO9rb/TrvO90dL3BmAFd4A64nsfJJ2TIA5GNP1Jr4u/TgAPNdi9128qk1q4k:ieF+iIAEl1JPz212IhzL+Bzz3dw/V/2

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 (51) 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_458ac649d306548cb8790ba14c527d45_cobalt-strike_frostygoop_ghostlocker_luca-stealer_sliver_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-05-03_458ac649d306548cb8790ba14c527d45_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:2228

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          4.2MB

          MD5

          8ae585d977bb12d8b378a9e7291d0de1

          SHA1

          a22bd39784496e8ae91e023ed8c14e0d2766d3af

          SHA256

          6c2c0e9116321bf90987a6ab458807378dad6c11e367b70a05a36a26ecaf49cc

          SHA512

          7167e8b1563139cc6928634a50700ed65f3d8a970a55c3bce16063c25b6f7f44880672cba929bddfc7e14a779b0d99203154c8913cd216ba10edae882bc12ad9

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

          Filesize

          5.8MB

          MD5

          e883ae06ace0033374906f6a3e36983d

          SHA1

          d903d2a61dcf428cbf1238b8624d8f4741b75cdd

          SHA256

          cef891e027b206c647a93b2d808ba5c1460f630eeed686ae2c3ba0846dcda8d1

          SHA512

          b1f6fe49d5870de375e766034216e7f25264bc4693b90da1c3d69c083d381645aedd523f985c7769620d357b18737d6d43462b43786ce13c42fa5334b7c422cd