General

  • Target

    3622f47a58ad214709388eab6c9b2289ddb2d236d8042c903c9402822a55c597N.exe

  • Size

    9.2MB

  • Sample

    241210-w1tbqssqc1

  • MD5

    8cf416de4ea1b00ee8f9308c4c943a80

  • SHA1

    f161d07d3bc30e5e28f302a2149480923dcb03d9

  • SHA256

    3622f47a58ad214709388eab6c9b2289ddb2d236d8042c903c9402822a55c597

  • SHA512

    f8d5697462002245a64c12e820bb2769cd7601cdb2f50787aabdfaa0d05dfb765bf8ef6a61406f2b86b5abf336a9e96ee4e5322dddec715225193897d784083c

  • SSDEEP

    196608:MxygkmknGzwHdOgEPHd9BRX/nivPlTXTYo:Y5jz0E51/iv1

Malware Config

Targets

    • Target

      3622f47a58ad214709388eab6c9b2289ddb2d236d8042c903c9402822a55c597N.exe

    • Size

      9.2MB

    • MD5

      8cf416de4ea1b00ee8f9308c4c943a80

    • SHA1

      f161d07d3bc30e5e28f302a2149480923dcb03d9

    • SHA256

      3622f47a58ad214709388eab6c9b2289ddb2d236d8042c903c9402822a55c597

    • SHA512

      f8d5697462002245a64c12e820bb2769cd7601cdb2f50787aabdfaa0d05dfb765bf8ef6a61406f2b86b5abf336a9e96ee4e5322dddec715225193897d784083c

    • SSDEEP

      196608:MxygkmknGzwHdOgEPHd9BRX/nivPlTXTYo:Y5jz0E51/iv1

    • Disables service(s)

    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

    • Mimikatz family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Xmrig family

    • xmrig

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

    • Contacts a large (12378) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • OS Credential Dumping: LSASS Memory

      Malicious access to Credentials History.

    • XMRig Miner payload

    • mimikatz is an open source tool to dump credentials on Windows

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Modifies Windows Firewall

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Looks up external IP address via web service

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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Creates a Windows Service

    • Drops file in System32 directory

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks