General

  • Target

    8507da89b3e2a724e42db877e852a515.bin

  • Size

    2.0MB

  • Sample

    240325-df95msec93

  • MD5

    2371fe66b39f52d08946af0bb8eeed81

  • SHA1

    3c7c25301f211be16c671512ce6d26d006f8631a

  • SHA256

    cbdbaf978d2e41ff2cd8d092045afd5405e8bc836bea31b23c4bfce1b705802c

  • SHA512

    9a1b203be897e412608c6ce4dbf3378e59d71e17c0eb1d07909b8f415fc1856c559848e27c914857c9c74f729bd806e21358ea31a09a41befee053ba54c7d1e8

  • SSDEEP

    24576:8X5do087gclh4G9c142qjm/G0iPElnYdi6hsnc0JL9JxYvMJg6/gkkpbyLAOLwqp:Udo00gcICcKo5R6hs9nJgk+rewqMGoDO

Malware Config

Extracted

Family

socks5systemz

C2

http://cstbwdd.net/search/?q=67e28dd83a08f628140aae1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc14c5e99d

http://cstbwdd.net/search/?q=67e28dd83a08f628140aae1d7c27d78406abdd88be4b12eab517aa5c96bd86ee9d8e4d885a8bbc896c58e713bc90c91936b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ec969f3ecb67

http://cecdofz.net/search/?q=67e28dd8655aa729110daa1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ea909c3d

http://cecdofz.net/search/?q=67e28dd8655aa729110daa1b7c27d78406abdd88be4b12eab517aa5c96bd86ee95854c825a8bbc896c58e713bc90c91936b5281fc235a925ed3e04d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949938c86a9010

Targets

    • Target

      7f9ca27e76d60ddb6e159becb582b1fe2f449a6b55293d95321bf42766a2783c.exe

    • Size

      2.0MB

    • MD5

      8507da89b3e2a724e42db877e852a515

    • SHA1

      d51c2fac07d62a52eca5f58045a6a1696b0c83ac

    • SHA256

      7f9ca27e76d60ddb6e159becb582b1fe2f449a6b55293d95321bf42766a2783c

    • SHA512

      9c9e462ac60047b1ddd1436113474f83441bb8d89c5e98af837ac3f34fa8d2f48436ce2c597e716983d01e199ebade4f02a81682bcee1df9f96ea3247a233ce1

    • SSDEEP

      49152:32Fiqjt6BzVYK87QXYFhpq5jZ19Uw5Ubcud0pSMQ1M:mEqeJYKtXi/IZrPUVWlOM

    • 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