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General

  • Target

    d425def79a4f18a2b73607fa17930e49e425eed6c087a9e39091769ac86ebd1e

  • Size

    2.2MB

  • Sample

    240325-t2rs7afg51

  • MD5

    89619004c54640d5671ecbee6fe9481e

  • SHA1

    2b1b6ec6e0f60d8699c4398ed43fb586c037470a

  • SHA256

    d425def79a4f18a2b73607fa17930e49e425eed6c087a9e39091769ac86ebd1e

  • SHA512

    74fd4401b3ce586ab84b7672c13a2113c9aa45a593401a0176defeb28d47b8c1cd22c4ac03431e1be6e320e474d4e50e1c8398add4f9ae9d568a79e13dcee696

  • SSDEEP

    49152:32eU2auZtnDdVyoq3+Ub4XxfB2Zsb6Xd0XBQYH/ZFpzg1NnLja:meZXZxdAoq3+E4BfwZso0XBdH/FCta

Malware Config

Extracted

Family

socks5systemz

C2

http://ccidyde.net/search/?q=67e28dd86f5af1211209a81b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978f071ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c8eb91923f

http://ccersdi.net/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe12c8eb919d32

Targets

    • Target

      d425def79a4f18a2b73607fa17930e49e425eed6c087a9e39091769ac86ebd1e

    • Size

      2.2MB

    • MD5

      89619004c54640d5671ecbee6fe9481e

    • SHA1

      2b1b6ec6e0f60d8699c4398ed43fb586c037470a

    • SHA256

      d425def79a4f18a2b73607fa17930e49e425eed6c087a9e39091769ac86ebd1e

    • SHA512

      74fd4401b3ce586ab84b7672c13a2113c9aa45a593401a0176defeb28d47b8c1cd22c4ac03431e1be6e320e474d4e50e1c8398add4f9ae9d568a79e13dcee696

    • SSDEEP

      49152:32eU2auZtnDdVyoq3+Ub4XxfB2Zsb6Xd0XBQYH/ZFpzg1NnLja:meZXZxdAoq3+E4BfwZso0XBdH/FCta

    • 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