General

  • Target

    6eff6adbe4c29291842dd8b284c91800N.exe

  • Size

    8.4MB

  • Sample

    240914-3z92esvblf

  • MD5

    6eff6adbe4c29291842dd8b284c91800

  • SHA1

    465408a387e505c7c501db717173acf74e3520eb

  • SHA256

    286e16f0c28c581aadc13bb0791465faffdc55a52692fda6cf054cfe1b6f89cc

  • SHA512

    d2ddef3718a4bc8e06644a63aff94f9e7a7d1a7e28d08b015c2c4f23f829c3bd3378012e89ff2c366e91bba6311eb3f71fdd7b167b3d7cf18cc8e9cb6b48936a

  • SSDEEP

    98304:YmBtyYXmknGzZr+HdO5SEPFtmOZ9G1Md5v/nZVnivsAl0eXTBJYa5roSCaa:I6mknGzwHdOgEPHd9BbX/nivPlTXTYr

Malware Config

Targets

    • Target

      6eff6adbe4c29291842dd8b284c91800N.exe

    • Size

      8.4MB

    • MD5

      6eff6adbe4c29291842dd8b284c91800

    • SHA1

      465408a387e505c7c501db717173acf74e3520eb

    • SHA256

      286e16f0c28c581aadc13bb0791465faffdc55a52692fda6cf054cfe1b6f89cc

    • SHA512

      d2ddef3718a4bc8e06644a63aff94f9e7a7d1a7e28d08b015c2c4f23f829c3bd3378012e89ff2c366e91bba6311eb3f71fdd7b167b3d7cf18cc8e9cb6b48936a

    • SSDEEP

      98304:YmBtyYXmknGzZr+HdO5SEPFtmOZ9G1Md5v/nZVnivsAl0eXTBJYa5roSCaa:I6mknGzwHdOgEPHd9BbX/nivPlTXTYr

    • Disables service(s)

    • Mimikatz

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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

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

    • Contacts a large (3086) 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

    • UPX packed file

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

    • 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

MITRE ATT&CK Enterprise v15

Tasks