General

  • Target

    2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225

  • Size

    4.8MB

  • Sample

    240613-2mlbvsxcqm

  • MD5

    f898e71acfbde2304678255d309a16cb

  • SHA1

    fc1ae350a99964c157b464b8925aa9535b44fdc9

  • SHA256

    2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225

  • SHA512

    98c7f618221497658b9604e7184e77eb7a984da27b015fc78f27a9c65efc94a6be1ecd500d502db0668f6ae643e6b764ac13145696294502d69eaf7215c99415

  • SSDEEP

    98304:mdfwXf4LbGe8r1V9uQrHxUdUSG4L8weOnkHc/GpajjG7Af:ZYGe8r1V1xfN5cuojGMf

Malware Config

Extracted

Family

socks5systemz

C2

bunnnex.com

http://bunnnex.com/search/?q=67e28dd86509f67a4206fe1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa45e8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f8dfe19c5e791

bbeuuqd.com

http://bbeuuqd.com/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff712c1e7909238

Targets

    • Target

      2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225

    • Size

      4.8MB

    • MD5

      f898e71acfbde2304678255d309a16cb

    • SHA1

      fc1ae350a99964c157b464b8925aa9535b44fdc9

    • SHA256

      2ce6e5972dc8d35e91d02fb2df7aa1a03088158e8ce83084c88b128a5cbaa225

    • SHA512

      98c7f618221497658b9604e7184e77eb7a984da27b015fc78f27a9c65efc94a6be1ecd500d502db0668f6ae643e6b764ac13145696294502d69eaf7215c99415

    • SSDEEP

      98304:mdfwXf4LbGe8r1V9uQrHxUdUSG4L8weOnkHc/GpajjG7Af:ZYGe8r1V1xfN5cuojGMf

    • 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