General

  • Target

    3e2ae3d3f36e34c8e8601cb49e3f649c9b85ee3586e9771858d0d2a19c513705

  • Size

    1.8MB

  • Sample

    240327-yw32gsba62

  • MD5

    4ee51ef6e6e2091156e2e2b54890282f

  • SHA1

    dfb98a12088a4515e967533b05d0af9793caf859

  • SHA256

    3e2ae3d3f36e34c8e8601cb49e3f649c9b85ee3586e9771858d0d2a19c513705

  • SHA512

    02ef3fce9b5403bbcc6c857b6303ae057e1d3d1e87053691a577cabef80a5561a1078ad7e99a8e2f2b104a7358525f3aa1d2909c3d01226a0f2d5c588598d399

  • SSDEEP

    49152:326vvqpBWi05bEvWvQaTWn1yCeu14RaqoUpz:mEvqpBIM0FQkCYJl

Malware Config

Extracted

Family

socks5systemz

C2

http://ceurhnp.net/search/?q=67e28dd86a5cf47e155fff1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe14c7ef979a3c

http://bukumcy.com/search/?q=67e28dd8645af52e420aad1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe14c7ef979a3d

Targets

    • Target

      3e2ae3d3f36e34c8e8601cb49e3f649c9b85ee3586e9771858d0d2a19c513705

    • Size

      1.8MB

    • MD5

      4ee51ef6e6e2091156e2e2b54890282f

    • SHA1

      dfb98a12088a4515e967533b05d0af9793caf859

    • SHA256

      3e2ae3d3f36e34c8e8601cb49e3f649c9b85ee3586e9771858d0d2a19c513705

    • SHA512

      02ef3fce9b5403bbcc6c857b6303ae057e1d3d1e87053691a577cabef80a5561a1078ad7e99a8e2f2b104a7358525f3aa1d2909c3d01226a0f2d5c588598d399

    • SSDEEP

      49152:326vvqpBWi05bEvWvQaTWn1yCeu14RaqoUpz:mEvqpBIM0FQkCYJl

    • 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