Analysis

  • max time kernel
    150s
  • max time network
    105s
  • 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, 14:52

General

  • Target

    2025-05-19_b4c01a7bb82133671d1de6aa357bc1d7_cobalt-strike_frostygoop_ghostlocker_gofing_luca-stealer_sliver_snatch.exe

  • Size

    4.2MB

  • MD5

    b4c01a7bb82133671d1de6aa357bc1d7

  • SHA1

    6be490181cacc3fa25a245008e70003f25c0a0b8

  • SHA256

    f246897aa86b4318d9bf6c9fd3436e7716eddca951ba8d5afb2eb3439dcb0010

  • SHA512

    d4b4dfb07f434c4e6eca19cbc915d60437183917840a7b47dce78dd11e22a168d444bc3c628b58aa9b1dd60cea17cac153bbac8f29b60a563ef9111c15a215b7

  • SSDEEP

    49152:ieutLO9rb/TrvO90dL3BmAFd4A64nsfJJ2TIA5GNP1Jr4u/TgAPNdi9128qk1q4M: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 (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 44 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_b4c01a7bb82133671d1de6aa357bc1d7_cobalt-strike_frostygoop_ghostlocker_gofing_luca-stealer_sliver_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-05-19_b4c01a7bb82133671d1de6aa357bc1d7_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:752

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          4.2MB

          MD5

          450f4d1b6d1125da9136a37d0d625425

          SHA1

          81d38c101df3ee6e49ca298aa454b9cf96050f3e

          SHA256

          74e66ba58005cc2f72505991733b6431785f3d4baee2dbcca5d968b6a81cdb30

          SHA512

          2e32ce92703c06cb82a0d694af1660c69fc22137c46acecac3cd918fb4d2db513e5c13bc08f255ffe9588b6b1cbd07f43ad2eec5e773f62bb385d7654df0a923

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

          Filesize

          5.8MB

          MD5

          0bcd8078b4f2270a6f38b63f39341417

          SHA1

          89b1ecce0a0d686dfc573108b32ce9b6828b5b93

          SHA256

          500d7982640cbe760816ea2025f3220010a2bb9da836ec6b6d1683555852c2c0

          SHA512

          4f061d424304425cf9aae265fbed6153c92e233cec5629235e2b1d0d50409fd37c3dad03bba6e70643e2c232d77ff0e88e89c6fceae4cd0cf8c49299c19b2ed4