General

  • Target
    corvusminer.zip
  • Size 2.8MB
  • Sample260727-vmwn9scc26
  • SHA256 5ee9ae6e79365744f0082b7918f0ccd47f49d63f19c3b40b9bbdb54c8f486746
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      corvusminer.zip
    • Size 2.8MB
    • SHA256 5ee9ae6e79365744f0082b7918f0ccd47f49d63f19c3b40b9bbdb54c8f486746
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      config.json
    • Size 215B
    • SHA256 dd687283843cad0a36999a67852af4b27d56ce54a49ff8086088b8e2309d38fe
    • MD5 SHA1 SHA512 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
      corvusminer-windows-amd64.dll
    • Size 322KB
    • SHA256 8719fb4c2a16e708a3e6402e3bf8fe3ccbdeb3bd88903db02103d18deb4b73cd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      corvusminer.css
    • Size 2KB
    • SHA256 852ba55025b0b7f7369c1259fd73b468a6f95394603c3dea015853aac3929063
    • MD5 SHA1 SHA512 TLSH
    Score
    7/10
    • Checks computer location settings

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

    • Target
      corvusminer.html
    • Size 3KB
    • SHA256 d78a8d263a805893bd7f5cc9d1c7a5c23289ac5d1617612a75e5157159399fd6
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      corvusminer.js
    • Size 6KB
    • SHA256 474ada722ab26bba73e0b028f455f00df0553aa9930e5840788067e0932ff789
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      signature.json
    • Size 198B
    • SHA256 c8f1320a873e2a5fc1669a931d369cc4003dd73c6ed7a3d0bdbeca4b08e8e558
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      xmrig.exe
    • Size 6.3MB
    • SHA256 db33acee83403cf81fef9f26897b64ec4cdee37200726fa9b1e1519293846ed9
    • 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.

MITRE ATT&CK Enterprise v16

Tasks