General

  • Target
    butterfly-loader.exe
  • Size 34.6MB
  • Sample260928-fr5emsvgnb
  • SHA256 5577fafb12d017dc69938097f62bfa2e82d15e5ff8ccbfe36e1a11b094ae22b2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      butterfly-loader.exe
    • Size 34.6MB
    • SHA256 5577fafb12d017dc69938097f62bfa2e82d15e5ff8ccbfe36e1a11b094ae22b2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect SalatStealer payload

    • Family: salatstealer

      SalatStealer is a stealer that takes sceenshot written in Golang.

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Executes dropped EXE

    • Stops running service(s)

    • Checks whether UAC is enabled

    • Enumerates connected drives

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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks