General

  • Target

    8bc054584ee3b66aff2b8cec6800ea984321036528668ccc3ac1defef08ac581.exe

  • Size

    4.3MB

  • Sample

    250318-gy9hlsyqy4

  • MD5

    4a8f745c42d4fb16d79fbabbb8b8b075

  • SHA1

    0e303a99ac9152ad97092b362a099a0eaafa8d3f

  • SHA256

    8bc054584ee3b66aff2b8cec6800ea984321036528668ccc3ac1defef08ac581

  • SHA512

    1405baeaca7083741f4b4f1dab3df2905d9ca34689cb152d3e2258dd9ee19b124006662c9a5bddbfceb5aa66d66bbdc8bf461eec28d21831386f4066cdcc1d9f

  • SSDEEP

    98304:CUojlGNrjYxp1G2sYwX854ClL38w/dJc0k5uvRsUh4KmAQxV:68sp1G2szI4QA0DtQL

Malware Config

Extracted

Family

socks5systemz

C2

ckbvndd.net

http://ckbvndd.net/search/?q=67e28dd83954fb2a415dad497c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a371ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658cf819c5ef91

bdlivba.com

http://bdlivba.com/search/?q=67e28dd8645df12f145cac4c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a471ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608afd13c7e7909a38

http://bdlivba.com/search/?q=67e28dd8645df12f145cac4c7c27d78406abdd88be4b12eab517aa5c96bd86e8978549885a8bbc896c58e713bc90c91936b5281fc235a925ed3e07d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7eb97983cc56a9615

Targets

    • Target

      8bc054584ee3b66aff2b8cec6800ea984321036528668ccc3ac1defef08ac581.exe

    • Size

      4.3MB

    • MD5

      4a8f745c42d4fb16d79fbabbb8b8b075

    • SHA1

      0e303a99ac9152ad97092b362a099a0eaafa8d3f

    • SHA256

      8bc054584ee3b66aff2b8cec6800ea984321036528668ccc3ac1defef08ac581

    • SHA512

      1405baeaca7083741f4b4f1dab3df2905d9ca34689cb152d3e2258dd9ee19b124006662c9a5bddbfceb5aa66d66bbdc8bf461eec28d21831386f4066cdcc1d9f

    • SSDEEP

      98304:CUojlGNrjYxp1G2sYwX854ClL38w/dJc0k5uvRsUh4KmAQxV:68sp1G2szI4QA0DtQL

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Socks5systemz family

    • 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