General

  • Target

    902becc01ece3d37b8e73a01b5cc386e2e7a5862b839c7a040052d27d1c4fb78

  • Size

    4.5MB

  • Sample

    240624-f94wtsycnf

  • MD5

    f020afa8dcfec645f2c8e77d175f1df7

  • SHA1

    810383e3c8ee2fee2a5d4c20bfba847ad6a87afa

  • SHA256

    902becc01ece3d37b8e73a01b5cc386e2e7a5862b839c7a040052d27d1c4fb78

  • SHA512

    7455197eef800c1a624304fe19053ee8d977c8f2b4b0ac8040a22f0235af35983dc835a078d2dcd89b032bc96ea79008e9f631fd703b7fd7c49bc83a003228ab

  • SSDEEP

    98304:mI5sLOpS6f35G1qka8pd3azh7Hei5nyCW703DP/brdNxV:b5gO4La8zaztdyCW70L/brHD

Malware Config

Extracted

Family

socks5systemz

C2

ejdilgv.ua

http://ejdilgv.ua/search/?q=67e28dd86f5ff42d4509ac187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6e8cff16c3e697

bovrobf.com

http://bovrobf.com/search/?q=67e28dd8655bf57a4609f84c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff613c0e8969d32

Targets

    • Target

      902becc01ece3d37b8e73a01b5cc386e2e7a5862b839c7a040052d27d1c4fb78

    • Size

      4.5MB

    • MD5

      f020afa8dcfec645f2c8e77d175f1df7

    • SHA1

      810383e3c8ee2fee2a5d4c20bfba847ad6a87afa

    • SHA256

      902becc01ece3d37b8e73a01b5cc386e2e7a5862b839c7a040052d27d1c4fb78

    • SHA512

      7455197eef800c1a624304fe19053ee8d977c8f2b4b0ac8040a22f0235af35983dc835a078d2dcd89b032bc96ea79008e9f631fd703b7fd7c49bc83a003228ab

    • SSDEEP

      98304:mI5sLOpS6f35G1qka8pd3azh7Hei5nyCW703DP/brdNxV:b5gO4La8zaztdyCW70L/brHD

    • 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