General

  • Target
    Krush.exe
  • Size 78.1MB
  • Sample260708-mj7claet71
  • SHA256 cde44481848004511d41ceecf272da72a8d840b4efdbf4aedabb4d89f7140d21
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Krush.exe
    • Size 78.1MB
    • SHA256 cde44481848004511d41ceecf272da72a8d840b4efdbf4aedabb4d89f7140d21
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      $PLUGINSDIR/StdUtils.dll
    • Size 100KB
    • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Target
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      EAC.exe
    • Size 201.4MB
    • SHA256 c92a99fd9784ba77fb4f2d389a4f4be350e7c52a5293f530c55e0423ac13ba19
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Target
      LICENSES.chromium.html
    • Size 14.5MB
    • SHA256 a683de33a700d9b4989416e1cd394169154574e83773e009a71daf9dd8e1ab96
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      d3dcompiler_47.dll
    • Size 4.7MB
    • SHA256 289767b49dc8525bce262ea06fee4ef9fced2e131a55b25654ce871c1f0498b2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      ffmpeg.dll
    • Size 2.9MB
    • SHA256 0d21de0f4497f126b9aad67c57b045225185c70aad2308a25db01d6086e4d5a7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      libEGL.dll
    • Size 492KB
    • SHA256 dfd53ccbfce55510f2afdb52703037452370eb5bdf33143829a8b06253015625
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      libGLESv2.dll
    • Size 7.7MB
    • SHA256 b348ceedd275843cbe344a29dd8550b18e5d433abff695cdf5658470c1e71c67
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      resources/elevate.exe
    • Size 105KB
    • SHA256 9b1fbf0c11c520ae714af8aa9af12cfd48503eedecd7398d8992ee94d1b4dc37
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      vk_swiftshader.dll
    • Size 5.3MB
    • SHA256 c753107d8827525306b83d3c35da988b0954caebc4ab806d4ca6f27b7a0d8bdf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      vulkan-1.dll
    • Size 917KB
    • SHA256 40e39b8cd62c3292f7c5ad6a2d863f6e3bd3d2c0b1b3a2a0e4d41a61d2a8f758
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      $PLUGINSDIR/nsis7z.dll
    • Size 424KB
    • SHA256 b393f05e8ff919ef071181050e1873c9a776e1a0ae8329aefff7007d0cadf592
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks