General

  • Target

    b409d205ae446b7ff2507e7ff4b5b4c9b63d76df8cbcda30407ee4d3d2bc7ff7.exe

  • Size

    4.4MB

  • Sample

    250318-h9azvswzez

  • MD5

    eb12d8d794cf494a7c77e1b82f4305f7

  • SHA1

    99e544894151cee23226915df78bed998ea9eb5b

  • SHA256

    b409d205ae446b7ff2507e7ff4b5b4c9b63d76df8cbcda30407ee4d3d2bc7ff7

  • SHA512

    cdc19cd890a27313eb0d287a519b4e11c2557a03da5a7b3c12a8c7fab9a21ee237b1e0051a4a68e1e771c769247d204bf325ad42c8bf2f95f446881fe11b7a92

  • SSDEEP

    98304:C/cRIqQbhWAli4o8qc/Ufy/F8xlz/FS7WyXtvSe0tpQxU:WlUAly8Yy/GTk7WQ+

Malware Config

Extracted

Family

socks5systemz

C2

ckyooeb.net

http://ckyooeb.net/search/?q=67e28dd8685cf679160da41e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658cf713c8ed91

ddxderi.info

http://ddxderi.info/search/?q=67e28dd86b5bf57d470baa197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608afd13c8ed9d9b39

Targets

    • Target

      b409d205ae446b7ff2507e7ff4b5b4c9b63d76df8cbcda30407ee4d3d2bc7ff7.exe

    • Size

      4.4MB

    • MD5

      eb12d8d794cf494a7c77e1b82f4305f7

    • SHA1

      99e544894151cee23226915df78bed998ea9eb5b

    • SHA256

      b409d205ae446b7ff2507e7ff4b5b4c9b63d76df8cbcda30407ee4d3d2bc7ff7

    • SHA512

      cdc19cd890a27313eb0d287a519b4e11c2557a03da5a7b3c12a8c7fab9a21ee237b1e0051a4a68e1e771c769247d204bf325ad42c8bf2f95f446881fe11b7a92

    • SSDEEP

      98304:C/cRIqQbhWAli4o8qc/Ufy/F8xlz/FS7WyXtvSe0tpQxU:WlUAly8Yy/GTk7WQ+

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Socks5systemz family

    • 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