General

  • Target

    57732bf20ee7d87e0217b07067e24510N.exe

  • Size

    9.1MB

  • Sample

    240909-msm1batdmk

  • MD5

    57732bf20ee7d87e0217b07067e24510

  • SHA1

    34c54820095f56afa2de0c0b43ac8d24576afe23

  • SHA256

    0db7f56a74ca19e7f39e846d1de5a132ab5831d64bbc55280f0425b4f5c4c6ef

  • SHA512

    1bce3cddcbe12a6702674bebe3aa7b494b04932fe57e47b56f26a52f8928b1b6265e0288bd81493426241a013c4a9f10ffc1f500095202d475453e77243c04c8

  • SSDEEP

    196608:MxygkmknGzwHdOgEPHd9BRX/nivPlTXTYo:Y5jz0E51/iv1

Malware Config

Targets

    • Target

      57732bf20ee7d87e0217b07067e24510N.exe

    • Size

      9.1MB

    • MD5

      57732bf20ee7d87e0217b07067e24510

    • SHA1

      34c54820095f56afa2de0c0b43ac8d24576afe23

    • SHA256

      0db7f56a74ca19e7f39e846d1de5a132ab5831d64bbc55280f0425b4f5c4c6ef

    • SHA512

      1bce3cddcbe12a6702674bebe3aa7b494b04932fe57e47b56f26a52f8928b1b6265e0288bd81493426241a013c4a9f10ffc1f500095202d475453e77243c04c8

    • SSDEEP

      196608:MxygkmknGzwHdOgEPHd9BRX/nivPlTXTYo:Y5jz0E51/iv1

    • 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.

    • OS Credential Dumping: LSASS Memory

      Malicious access to Credentials History.

    • XMRig Miner payload

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

    • Contacts a large (1550) amount of remote hosts

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

    • 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