General

  • Target
    postmaster
  • Size 10.9MB
  • Sample240929-t3db7avfjb
  • SHA256 7f3fd616d61f8722e5fdefd643fe195bc3d745876124d8ac8ce80283ade1ef48
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      postmaster
    • Size 10.9MB
    • SHA256 7f3fd616d61f8722e5fdefd643fe195bc3d745876124d8ac8ce80283ade1ef48
    • MD5 SHA1 SHA512 SSDEEP
    • xmrig

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

    • XMRig Miner payload

    • Executes dropped EXE

    • Runs EXE from memory

      Runs an executable from memory, likely to minimize footprint

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Checks hardware identifiers (DMI)

      Checks DMI information which indicate if the system is a virtual machine.

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Reads hardware information

      Accesses system info like serial numbers, manufacturer names etc.

MITRE ATT&CK Enterprise v15

Tasks