General

  • Target

    69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c

  • Size

    2.0MB

  • Sample

    240323-vvzqwshg92

  • MD5

    8d1d005a951e83b713c55d9742197814

  • SHA1

    9b725b293cae35da4073d0a5a4f6a2b59f0e2d6c

  • SHA256

    69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c

  • SHA512

    acf5e64caedc62fe9020cc104c0454b1933984c71b1733a2be1ff458a3eefe9cf7b4401a56cbecd45bd72544f1d1e03d3aa376b259c7bf92aede02442c0dd95c

  • SSDEEP

    49152:32OL6WRiIlaLhyQJTpWm/l7xGgASdt49CDQidXL11:mOL1+LhvTpWm/b86dQilLj

Malware Config

Extracted

Family

socks5systemz

C2

http://bubdeoj.com/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c1eb919e3d

http://bmbibiz.com/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c642db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c1eb91983e

Targets

    • Target

      69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c

    • Size

      2.0MB

    • MD5

      8d1d005a951e83b713c55d9742197814

    • SHA1

      9b725b293cae35da4073d0a5a4f6a2b59f0e2d6c

    • SHA256

      69361a92cd9421f08dcc2ca90ebe17e4ec2a261491d0fd2d22c801a764d2b58c

    • SHA512

      acf5e64caedc62fe9020cc104c0454b1933984c71b1733a2be1ff458a3eefe9cf7b4401a56cbecd45bd72544f1d1e03d3aa376b259c7bf92aede02442c0dd95c

    • SSDEEP

      49152:32OL6WRiIlaLhyQJTpWm/l7xGgASdt49CDQidXL11:mOL1+LhvTpWm/b86dQilLj

    • 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