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General

  • Target

    1f78ffc413e1efc75cd0f9b48888f8675ab026f704dd4eb72346e7c8ee471ebc.exe

  • Size

    2.4MB

  • Sample

    240229-fyrgcsef31

  • MD5

    9476e7dd2ebed54259ab23bc453bbc24

  • SHA1

    15ee73cbfbd9b69f3a7ef647c172f2af893ddffb

  • SHA256

    1f78ffc413e1efc75cd0f9b48888f8675ab026f704dd4eb72346e7c8ee471ebc

  • SHA512

    b769b193ad97283b7bdcc4ad19efa77d71f4fef6d222334bc9987227b7e43e77383646f0d860e3382385fc159d6116fbb08df6b29b2077262bda1089ff646f15

  • SSDEEP

    49152:C9A/wjF337k2wJy0I0X/sO6LoJCvnpmUN9sNsWaG3pQ/UXjH58:MR53r0Jp93Anp/DsTaG3pQMT58

Malware Config

Extracted

Family

socks5systemz

C2

http://bvhhvae.com/search/?q=67e28dd86d0ef17b460ef9177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa45e8889b5e4fa9281ae978f671ea771795af8e05c64bdb22f31df92d8b38e316a667d307eca743ec4c2b07b52966923b6e8ff712c9e996

http://dicqnul.info/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c64bdb22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef610c8ec9d933c

Targets

    • Target

      1f78ffc413e1efc75cd0f9b48888f8675ab026f704dd4eb72346e7c8ee471ebc.exe

    • Size

      2.4MB

    • MD5

      9476e7dd2ebed54259ab23bc453bbc24

    • SHA1

      15ee73cbfbd9b69f3a7ef647c172f2af893ddffb

    • SHA256

      1f78ffc413e1efc75cd0f9b48888f8675ab026f704dd4eb72346e7c8ee471ebc

    • SHA512

      b769b193ad97283b7bdcc4ad19efa77d71f4fef6d222334bc9987227b7e43e77383646f0d860e3382385fc159d6116fbb08df6b29b2077262bda1089ff646f15

    • SSDEEP

      49152:C9A/wjF337k2wJy0I0X/sO6LoJCvnpmUN9sNsWaG3pQ/UXjH58:MR53r0Jp93Anp/DsTaG3pQMT58

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Detects executables packed with VMProtect.

    • 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