General

  • Target

    5c9b3ee1171713d5e1ae1c8bd4a1ca7ef804560b3d83aaa8c877edd846be162c

  • Size

    2.0MB

  • Sample

    240325-d8wgysfb99

  • MD5

    8e495781930f3d9895b653cbe1ddf553

  • SHA1

    56a8d7080d7a9ff0ad3c03122d5c593186e8ee36

  • SHA256

    5c9b3ee1171713d5e1ae1c8bd4a1ca7ef804560b3d83aaa8c877edd846be162c

  • SHA512

    a2b39f1a1852516ff39c7f3d9435c626138095650d9ddf56ebe290464f60f713d39ee2c61c9059bf393c68ad9b710daeda3d8c88b2fbe24debd81eea2d6276c9

  • SSDEEP

    49152:32LKtG1JKLJ4eeJ7DTGqPGieFaq1ajthDfaldsIPcIL:mLKt2JtF7PGiCmbfalds+VL

Malware Config

Extracted

Family

socks5systemz

C2

http://csybsee.net/search/?q=67e28dd8685ff32d4309f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3e7949e3e

http://cklutzb.net/search/?q=67e28dd83a58f22a160bab1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe12c3e7949932

Targets

    • Target

      5c9b3ee1171713d5e1ae1c8bd4a1ca7ef804560b3d83aaa8c877edd846be162c

    • Size

      2.0MB

    • MD5

      8e495781930f3d9895b653cbe1ddf553

    • SHA1

      56a8d7080d7a9ff0ad3c03122d5c593186e8ee36

    • SHA256

      5c9b3ee1171713d5e1ae1c8bd4a1ca7ef804560b3d83aaa8c877edd846be162c

    • SHA512

      a2b39f1a1852516ff39c7f3d9435c626138095650d9ddf56ebe290464f60f713d39ee2c61c9059bf393c68ad9b710daeda3d8c88b2fbe24debd81eea2d6276c9

    • SSDEEP

      49152:32LKtG1JKLJ4eeJ7DTGqPGieFaq1ajthDfaldsIPcIL:mLKt2JtF7PGiCmbfalds+VL

    • 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