General

  • Target

    7d661992e881431b0bfe2b95f44a509c790ae0330c1c0cc7446ab0a707ea7876

  • Size

    8.0MB

  • Sample

    231211-fpd5nsehf7

  • MD5

    fd7f0fbf9e8e5fce5356d5751ef21d68

  • SHA1

    383ce87147caee8793ed6b923a8587d96682a06c

  • SHA256

    7d661992e881431b0bfe2b95f44a509c790ae0330c1c0cc7446ab0a707ea7876

  • SHA512

    e6688fcafd3c271319e2a6dac2c7523d9f497fe04e63c0710d45e10a9f94c74a867ac8d4af83b78348a5312b2f9eb3eb8a5729f099560cd33567c0375ca62636

  • SSDEEP

    196608:G4lBu+BpMBvbZVlSloOBs8Awr2wI2CqPb4oMvTwaqd:ChPvMVsDv0v

Malware Config

Extracted

Family

socks5systemz

Attributes
  • rc4_key

    i4hiea56#7b&dfw3

Targets

    • Target

      7d661992e881431b0bfe2b95f44a509c790ae0330c1c0cc7446ab0a707ea7876

    • Size

      8.0MB

    • MD5

      fd7f0fbf9e8e5fce5356d5751ef21d68

    • SHA1

      383ce87147caee8793ed6b923a8587d96682a06c

    • SHA256

      7d661992e881431b0bfe2b95f44a509c790ae0330c1c0cc7446ab0a707ea7876

    • SHA512

      e6688fcafd3c271319e2a6dac2c7523d9f497fe04e63c0710d45e10a9f94c74a867ac8d4af83b78348a5312b2f9eb3eb8a5729f099560cd33567c0375ca62636

    • SSDEEP

      196608:G4lBu+BpMBvbZVlSloOBs8Awr2wI2CqPb4oMvTwaqd:ChPvMVsDv0v

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

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

    • Checks installed software on the system

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

MITRE ATT&CK Enterprise v15

Tasks