General

  • Target

    5a0091e55a8dde139614c4fe106a6ce1.exe

  • Size

    4.2MB

  • Sample

    240511-jsp8wshf99

  • MD5

    5a0091e55a8dde139614c4fe106a6ce1

  • SHA1

    cf965423ca85bb3862c62bd0712d2ead032208fd

  • SHA256

    7fcf9da4f0365c791ee2e24a2cdf92f2a42c130ea851380096c267a98e77d791

  • SHA512

    e78dece9d1a75ee5f2767b2739e1ed24c85fa775615393b51e14c39012fa86b7472b185ded1a740604f5d970ed3fb01cfb3cd4a8a3c36f5f2b1af282976003a0

  • SSDEEP

    98304:sy3FP4P0AHs4AKN4tAT7xdfFG1acTWRYch5fye0xcxLdsV8vSt:syKP0t4AKNwAT1DGnWi8wpxArv6

Malware Config

Extracted

Family

socks5systemz

C2

http://bebkemv.com/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a628afe15c2e997

http://bvuqwya.com/search/?q=67e28dd86d0ca420440ef91f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffa15c1eb979f3b

Targets

    • Target

      5a0091e55a8dde139614c4fe106a6ce1.exe

    • Size

      4.2MB

    • MD5

      5a0091e55a8dde139614c4fe106a6ce1

    • SHA1

      cf965423ca85bb3862c62bd0712d2ead032208fd

    • SHA256

      7fcf9da4f0365c791ee2e24a2cdf92f2a42c130ea851380096c267a98e77d791

    • SHA512

      e78dece9d1a75ee5f2767b2739e1ed24c85fa775615393b51e14c39012fa86b7472b185ded1a740604f5d970ed3fb01cfb3cd4a8a3c36f5f2b1af282976003a0

    • SSDEEP

      98304:sy3FP4P0AHs4AKN4tAT7xdfFG1acTWRYch5fye0xcxLdsV8vSt:syKP0t4AKNwAT1DGnWi8wpxArv6

    • 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