General

  • Target
    nuker.exe
  • Size 79.9MB
  • Sample260707-a69d9abx6k
  • SHA256 be1ac888ae435fac0e5188cde2427ab7354c23b4e124fdb9dbcaea8c481be833
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      nuker.exe
    • Size 79.9MB
    • SHA256 be1ac888ae435fac0e5188cde2427ab7354c23b4e124fdb9dbcaea8c481be833
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v16

Tasks