Analysis

  • max time kernel
    149s
  • 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, 14:39

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. 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 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:4028

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          5.9MB

          MD5

          1feb0b824d6b1d033c6ae867e27f1ba9

          SHA1

          99f1dd68c548506ce651933a33c9537fc5936880

          SHA256

          28755826d3662dc7b9de71c983fec11f10d6e8df31f72b4b8a1f798b5fc62753

          SHA512

          64e3b6a0e998392f257b8c2415da6eab5100b0db068330a07a3ddc195e9f9ad2dfb45b301ee3a139fc8752659d7ea38289bd08486abcfba7719b73a01a799347

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

          Filesize

          4.4MB

          MD5

          84eceae5206a8dd3072b02b1f5fc3e81

          SHA1

          d5fd0b1f9e2f75a380a4ae31163f94a4e1481a43

          SHA256

          1d007ec3b29af77924abd208e25a398af8e43789fa207e10e25fe7800e6e365a

          SHA512

          6d568ba4ad8662b636b4c64419e045e501d99414974dd566aaf21c531c983c55b88b71458504fa6175acc8fa35f728667805c00c76ba7fb621c0989bab261f65

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

          Filesize

          5.8MB

          MD5

          defb9e4fb389cac9440a6562a254f7a8

          SHA1

          5220b2e5dd2f9aadb11a2c2231f20f1fcf4db886

          SHA256

          471dbca58b9ae4a4c3961beeeaaf332451f76c9074e78615342c9bdace4f0bee

          SHA512

          03bc901bfde83f8cea36676cb0085f0e5616669bfd2623aa8a29e65e8357f3e783007c52f188646c0980270408a711b4514e42bb6271894ae619c018a4aac4b7