General

  • Target

    d9e7210dfa9478f294a3e8f839b965d1.exe

  • Size

    2.0MB

  • Sample

    240323-ynnltsbf77

  • MD5

    d9e7210dfa9478f294a3e8f839b965d1

  • SHA1

    9779451edff6c2d92e9b0cee1ecf9e21043dec40

  • SHA256

    bb618cb84a1343d5f90e5cf6073dd9b151d902433e7198ed54748b6b7efcf503

  • SHA512

    a881136ca750fc27386e1356dee7534b0007e16b2d685d1a3909c464ec3bf370fabc4a70f6fa5d1dd0864e6cacd8c6d81f110ebbbb74b3fa4a154a6043b08f6a

  • SSDEEP

    49152:320Qhc3qUyl+5na/Q4XAtDduyoOC7hs7bM:m053qUyl+ha44XAtZuyEKM

Malware Config

Extracted

Family

socks5systemz

C2

http://bwklsxd.com/search/?q=67e28dd86a55a428420bf81f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f371ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668cfd12c8ec90

http://bxbasxi.com/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c2ec9d9832

http://bxbasxi.com/search/?q=67e28dd86e0bf32a420fa9187c27d78406abdd88be4b12eab517aa5c96bd86ee9c864c805a8bbc896c58e713bc90c91836b5281fc235a925ed3e03d6bd974a95129070b611e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949839ce67941f

Targets

    • Target

      d9e7210dfa9478f294a3e8f839b965d1.exe

    • Size

      2.0MB

    • MD5

      d9e7210dfa9478f294a3e8f839b965d1

    • SHA1

      9779451edff6c2d92e9b0cee1ecf9e21043dec40

    • SHA256

      bb618cb84a1343d5f90e5cf6073dd9b151d902433e7198ed54748b6b7efcf503

    • SHA512

      a881136ca750fc27386e1356dee7534b0007e16b2d685d1a3909c464ec3bf370fabc4a70f6fa5d1dd0864e6cacd8c6d81f110ebbbb74b3fa4a154a6043b08f6a

    • SSDEEP

      49152:320Qhc3qUyl+5na/Q4XAtDduyoOC7hs7bM:m053qUyl+ha44XAtZuyEKM

    • 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