General

  • Target

    a28ae9bc202c11746f049b6519f7de0a3a329e7f841f3f3988e16f897e77ec63

  • Size

    2.1MB

  • Sample

    240325-ehd1nafe43

  • MD5

    ee26d0b26daabc61c9bcfe85e31792d5

  • SHA1

    a93d6bf04cbd17095b3de0cffe569ae8dfa59c1f

  • SHA256

    a28ae9bc202c11746f049b6519f7de0a3a329e7f841f3f3988e16f897e77ec63

  • SHA512

    d463e2e24716535fc5709f68eb77065b31de9be7d24444dc833edab73f234d6876061b451647753d986118221734d75589479710eed3127fd54859b9477e1512

  • SSDEEP

    24576:320Y66RsCc5YnKoikvWStPRgNn+CXEHCLjPh3VCiFRvaLhW8BVCAggEUclWQqVPf:32nzc0Kor7QXEHeZ/c48BVCFgfcUzBBL

Malware Config

Extracted

Family

socks5systemz

C2

http://bxxeedz.com/search/?q=67e28dd86a08a32d155da44d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f471ea771795af8e05c644db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3e6959933

http://ceptgce.net/search/?q=67e28dd83f08f2204807f9497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4be8889b5e4fa9281ae978ff71ea771795af8e05c644db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe12c3e6959932

Targets

    • Target

      a28ae9bc202c11746f049b6519f7de0a3a329e7f841f3f3988e16f897e77ec63

    • Size

      2.1MB

    • MD5

      ee26d0b26daabc61c9bcfe85e31792d5

    • SHA1

      a93d6bf04cbd17095b3de0cffe569ae8dfa59c1f

    • SHA256

      a28ae9bc202c11746f049b6519f7de0a3a329e7f841f3f3988e16f897e77ec63

    • SHA512

      d463e2e24716535fc5709f68eb77065b31de9be7d24444dc833edab73f234d6876061b451647753d986118221734d75589479710eed3127fd54859b9477e1512

    • SSDEEP

      24576:320Y66RsCc5YnKoikvWStPRgNn+CXEHCLjPh3VCiFRvaLhW8BVCAggEUclWQqVPf:32nzc0Kor7QXEHeZ/c48BVCFgfcUzBBL

    • 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