General

  • Target

    25cb7192c8f7a3bfec2a4817f8552ca7.bin

  • Size

    2.2MB

  • Sample

    240325-bsnq3afa7z

  • MD5

    3fb54ef6aa12299c098ea67ea527a2a1

  • SHA1

    ef6851eb45c9edb26ca52319412b4d7e707b8239

  • SHA256

    54f6efe9cd07b1df62bde10bd2a4a88c5f8e4721267d5614bf03e00191e2d363

  • SHA512

    bfae62a5b6759bb2d86d609a1e5917669adc34011f8283235ceea0381d37c530e8f629ec5f07d300ae9979b92428cb0691428a30b79ac0608736b85c3594c098

  • SSDEEP

    49152:bjGcziktJPDYY40+8Tm/3lDoW+u4DzGK17TG4o:3JLzPDSMm9Z+B3GKpno

Malware Config

Extracted

Family

socks5systemz

C2

http://bdcofwf.com/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c642db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfd18c9eb94

http://bfbltau.com/search/?q=67e28dd86c0ea7794406f94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978f671ea771795af8e05c642db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c2e69c9e3b

Targets

    • Target

      8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4.exe

    • Size

      2.2MB

    • MD5

      25cb7192c8f7a3bfec2a4817f8552ca7

    • SHA1

      cc221059563e9e8025805a42a9a46154feedd55d

    • SHA256

      8463f0c1e828afc585438c68123cc4b55628bc2ec18c58671e13f9439af31fe4

    • SHA512

      fafea40044db5c00ae813ed91da0aeb40eb35602dc4265a5a0d50f95c13cfe878d079e45f42c1eb533dc366f88576f00ab539122783aece8c46b338ef458687f

    • SSDEEP

      49152:32mFbq6TKK/DUgI/Guo+HoJ7P7Ea2ieZl53e7D:m+b1TKqqGXkopP2iex3c

    • 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