General

  • Target
    ZapretRKN-v1.1.2.zip
  • Size 1.6MB
  • Sample261027-xf4seawvbx
  • SHA256 27c27f928a91ac49770b7dbb20c88475b94be86e2350c62bc8ba348516464315
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Targets

    • Target
      ZapretRKN.exe
    • Size 33KB
    • SHA256 12dacb5a279b5085e5e54433fb0684531a04263f93c2b01cd50e699ba7ee6588
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Target
      bin/WinDivert.dll
    • Size 46KB
    • SHA256 c1e060ee19444a259b2162f8af0f3fe8c4428a1c6f694dce20de194ac8d7d9a2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      bin/WinDivert64.sys
    • Size 91KB
    • SHA256 8da085332782708d8767bcace5327a6ec7283c17cfb85e40b03cd2323a90ddc2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      bin/cygwin1.dll
    • Size 2.8MB
    • SHA256 103104a52e5293ce418944725df19e2bf81ad9269b9a120d71d39028e821499b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      bin/winws.exe
    • Size 199KB
    • SHA256 affb4f69d2ea302a7abccd5325d81826e140ddae014f1e070bc4a6c0dd555188
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      general.bat
    • Size 4KB
    • SHA256 86851d1db0b147d6840428a1d5f56aa2286677566848cd1c647589f0241d6238
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Target
      install.bat
    • Size 5KB
    • SHA256 dbed6292670df1e715bf3c91f579bf90e4ce21cf7985ae2f2118496f7b5aeedb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      service.bat
    • Size 42KB
    • SHA256 1f8fe8c73cb7cddd3ea7b1a682ab42283cff673b979e3e696ed547944fd9b6cf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    5/10
    • Command and Scripting Interpreter: PowerShell

      Start PowerShell.

    • Target
      utils/scripts/rkn_tray.ps1
    • Size 12KB
    • SHA256 4ea4b2b6bf03c21bb743c2601bf7073238c9802214c15f896a9e343434c7a094
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      utils/scripts/run_hidden.vbs
    • Size 370B
    • SHA256 c1cfc5d9d03d688a90eed4993fbb792c5dea8fa2be6094fcf0f44f336f0e2156
    • MD5 SHA1 SHA512 TLSH
    Score
    5/10
    • Executes a VBScript file via the Windows Script Host.

    • Target
      utils/test zapret.ps1
    • Size 40KB
    • SHA256 13ce2b57b35b9a0223b0ea2782752bd2e20f550e2b7f0e9de8ae8d3999bfd402
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks