General

  • Target

    ef7690eae0b312a90f57eec84a3e31547eadea89fc534f89d92879a1e3bcb84f

  • Size

    2.0MB

  • Sample

    240323-h38mjsee59

  • MD5

    fe2d2b755da23605721a285b02108bc6

  • SHA1

    baad3da5edfe0dde92db8c4052d90b1cb2e83d4a

  • SHA256

    ef7690eae0b312a90f57eec84a3e31547eadea89fc534f89d92879a1e3bcb84f

  • SHA512

    7695ee8ca4026cf630e9bf02dba6318349598babad64439b68e02ae7a3660c1df6279fa56b627c05897da98941bc25932e7ff1d0c72937660262f3462748ca54

  • SSDEEP

    49152:32CC9jBm7ylaOGOPhTsZ3itqyEhjkUrkZ11u1uhg62UQw:mCC9jM7yl3ZhQlEEhjkX11u1jiQw

Malware Config

Extracted

Family

socks5systemz

C2

http://aagzjka.ru/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe10c7e7979338

http://aanvirz.ru/search/?q=67e28dd83e58f128495cab1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a471ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe10c7e7979233

http://aanvirz.ru/search/?q=67e28dd83e58f128495cab1c7c27d78406abdd88be4b12eab517aa5c96bd86ec948648805a8bbc896c58e713bc90c91936b5281fc235a925ed3e07d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee949b3cc56d9e1e

Targets

    • Target

      ef7690eae0b312a90f57eec84a3e31547eadea89fc534f89d92879a1e3bcb84f

    • Size

      2.0MB

    • MD5

      fe2d2b755da23605721a285b02108bc6

    • SHA1

      baad3da5edfe0dde92db8c4052d90b1cb2e83d4a

    • SHA256

      ef7690eae0b312a90f57eec84a3e31547eadea89fc534f89d92879a1e3bcb84f

    • SHA512

      7695ee8ca4026cf630e9bf02dba6318349598babad64439b68e02ae7a3660c1df6279fa56b627c05897da98941bc25932e7ff1d0c72937660262f3462748ca54

    • SSDEEP

      49152:32CC9jBm7ylaOGOPhTsZ3itqyEhjkUrkZ11u1uhg62UQw:mCC9jM7yl3ZhQlEEhjkX11u1jiQw

    • 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