General

  • Target

    ff576bc35cf98eee07585ae5b7c88efc.exe

  • Size

    2.0MB

  • Sample

    240323-nqkb3sac4z

  • MD5

    ff576bc35cf98eee07585ae5b7c88efc

  • SHA1

    df8c450c6966db774d06ab8d2feeb97374cda260

  • SHA256

    5efbaefdce3a26480ee245f904a49ea2b7a1edc0a48934bd94dd8a74d3b724c3

  • SHA512

    a5303ab816eb67f3d517757d07fc8cd1b8a2e6bd4869ca9744405c9ea75c95f5f058301a9ce7ebf99e407504a51d6c879b06018f44dfde24b38d3c1eed815317

  • SSDEEP

    49152:32pu+svTDBZMqdkzssuHTSJf20pom5PRXLFzGHWkme7D:mpfMTDBmeUss8TS52teJXc2kmc

Malware Config

Extracted

Family

socks5systemz

C2

http://bhevbbv.com/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c644db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668ff612c8ec92

http://aqiydxn.ru/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c644db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe10c9ec9d9e39

Targets

    • Target

      ff576bc35cf98eee07585ae5b7c88efc.exe

    • Size

      2.0MB

    • MD5

      ff576bc35cf98eee07585ae5b7c88efc

    • SHA1

      df8c450c6966db774d06ab8d2feeb97374cda260

    • SHA256

      5efbaefdce3a26480ee245f904a49ea2b7a1edc0a48934bd94dd8a74d3b724c3

    • SHA512

      a5303ab816eb67f3d517757d07fc8cd1b8a2e6bd4869ca9744405c9ea75c95f5f058301a9ce7ebf99e407504a51d6c879b06018f44dfde24b38d3c1eed815317

    • SSDEEP

      49152:32pu+svTDBZMqdkzssuHTSJf20pom5PRXLFzGHWkme7D:mpfMTDBmeUss8TS52teJXc2kmc

    • 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