General

  • Target

    ff8d6d997a080203e173e7773d75ce4bec74419c53ecb6541cfc6e13900ae525.exe

  • Size

    2.4MB

  • Sample

    240229-grxv8sgf47

  • MD5

    fa3d666cb96555090deedde6a4862781

  • SHA1

    6ee92d586190ac99086076a7d400a03564228dde

  • SHA256

    ff8d6d997a080203e173e7773d75ce4bec74419c53ecb6541cfc6e13900ae525

  • SHA512

    37565d0684563e12d3fa26503c839c44f27886c9419f08832862642fc62f56c83483945eaf91e57431f3e12ed7057070c8f0e568e14171e7ef37641ecc2cdd67

  • SSDEEP

    49152:C9JXDEZBDAjLNqNHUyoOe/CDjTYsiHetr5+1hVObhH58:MVDEGwN0yoOe6DjssiHetrQl4558

Malware Config

Extracted

Family

socks5systemz

C2

http://burlxei.com/search/?q=67e28dd83a08f628140aae1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923b6e8ff717c6e69d

http://dtqlolx.info/search/?q=67e28dd86a5cf47e155fff1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef610c8e9939e3b

Targets

    • Target

      ff8d6d997a080203e173e7773d75ce4bec74419c53ecb6541cfc6e13900ae525.exe

    • Size

      2.4MB

    • MD5

      fa3d666cb96555090deedde6a4862781

    • SHA1

      6ee92d586190ac99086076a7d400a03564228dde

    • SHA256

      ff8d6d997a080203e173e7773d75ce4bec74419c53ecb6541cfc6e13900ae525

    • SHA512

      37565d0684563e12d3fa26503c839c44f27886c9419f08832862642fc62f56c83483945eaf91e57431f3e12ed7057070c8f0e568e14171e7ef37641ecc2cdd67

    • SSDEEP

      49152:C9JXDEZBDAjLNqNHUyoOe/CDjTYsiHetr5+1hVObhH58:MVDEGwN0yoOe6DjssiHetrQl4558

    • 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