General

  • Target

    ff4a67e306e25103e16dc3483a76367a7e3df11fb8c5643a53f5ba67278f3627

  • Size

    4.8MB

  • Sample

    240617-fwwy3azepn

  • MD5

    2fc8cdbd76ea2a931873feec8a971eb6

  • SHA1

    48d242d495dc1606f4ba07fef091a65f05c1ac4a

  • SHA256

    ff4a67e306e25103e16dc3483a76367a7e3df11fb8c5643a53f5ba67278f3627

  • SHA512

    4117635edec3b47971c0a67d2041ac8120d845bb324849256395fb5b06b79a4b76ccc92373412e0902f502b357d926835691a5390074664b2015443dfb67c5ce

  • SSDEEP

    98304:m+E2gOVws9LCuDW0MPuhklOxRc2ZnEyVXIQoqcQFe3lne:M2b1z9MPQXy4EyVX+mFeVe

Malware Config

Extracted

Family

socks5systemz

C2

cefatdv.net

http://cefatdv.net/search/?q=67e28dd86f5ff42d4509ac187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f88ff10c3ee91

aigpmvu.ru

http://aigpmvu.ru/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff717c0ee969a3b

Targets

    • Target

      ff4a67e306e25103e16dc3483a76367a7e3df11fb8c5643a53f5ba67278f3627

    • Size

      4.8MB

    • MD5

      2fc8cdbd76ea2a931873feec8a971eb6

    • SHA1

      48d242d495dc1606f4ba07fef091a65f05c1ac4a

    • SHA256

      ff4a67e306e25103e16dc3483a76367a7e3df11fb8c5643a53f5ba67278f3627

    • SHA512

      4117635edec3b47971c0a67d2041ac8120d845bb324849256395fb5b06b79a4b76ccc92373412e0902f502b357d926835691a5390074664b2015443dfb67c5ce

    • SSDEEP

      98304:m+E2gOVws9LCuDW0MPuhklOxRc2ZnEyVXIQoqcQFe3lne:M2b1z9MPQXy4EyVX+mFeVe

    • 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