General

  • Target

    dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a

  • Size

    4.5MB

  • Sample

    240618-ycgddavfph

  • MD5

    e8c1119867cb08dc5532cce43e4e5a27

  • SHA1

    9e741007d25bc6ca50f1be5662bb3f581e6c4e1e

  • SHA256

    dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a

  • SHA512

    2d967a6d6baab76ad144bc8f26d75a2e015f6390300185d4a60449d0ec8efc7db15322f0260d2e9314e6dc99ec8205a97fa113826d57c8c474a28c6f9505e2d2

  • SSDEEP

    98304:m5hx/KKVCaDUl/VDXBCJA6oqDYwURtXjzkDM5j8MrG9Po6eDHiX:shkKV7Yl/nCJADqDWDkDA8+GW6RX

Malware Config

Extracted

Family

socks5systemz

C2

bfeftih.com

http://bfeftih.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff716c3e6909f32

http://bfeftih.com/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12eab517aa5c96bd86ee92864b895a8bbc896c58e713bc90c91f36b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9d38c46a931f

buquedf.com

http://buquedf.com/search/?q=67e28dd8380ffb281106fa1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff716c3e6909f33

Targets

    • Target

      dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a

    • Size

      4.5MB

    • MD5

      e8c1119867cb08dc5532cce43e4e5a27

    • SHA1

      9e741007d25bc6ca50f1be5662bb3f581e6c4e1e

    • SHA256

      dbe3ff006102c06366867815ed094d42f93fbcdcfcd174c3b1b67b0aad22c22a

    • SHA512

      2d967a6d6baab76ad144bc8f26d75a2e015f6390300185d4a60449d0ec8efc7db15322f0260d2e9314e6dc99ec8205a97fa113826d57c8c474a28c6f9505e2d2

    • SSDEEP

      98304:m5hx/KKVCaDUl/VDXBCJA6oqDYwURtXjzkDM5j8MrG9Po6eDHiX:shkKV7Yl/nCJADqDWDkDA8+GW6RX

    • 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 Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Tasks