General

  • Target

    fd60915d0c1457f60baa19d00c8ca6e5.exe

  • Size

    4.3MB

  • Sample

    240406-klfasaee5v

  • MD5

    fd60915d0c1457f60baa19d00c8ca6e5

  • SHA1

    2ed780502c577538723d028a36cb7db3208fd6e2

  • SHA256

    0a2fca9817fbe4088b22b61fe619d31629ebce9b9c594bd79886017372c2484e

  • SHA512

    bc4b7ef724a6fdcd3f5fb0fe0ac3bd6beff0df4c3c04e9aea7306cf0ceaf720de6d0027f33788513c32e1c9711755676596dc6cc00a4da275384afce866dabe2

  • SSDEEP

    98304:CXVO2VWdCTlcQL0UZv2N7jCXNU6r3V9R8zQx3:nukhe52dqiQp

Malware Config

Extracted

Family

socks5systemz

C2

http://ccdmbid.net/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978a271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a658df613c9eb96

http://ccdmbid.net/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12eab517aa5c96bd86ee9c824c805a8bbc896c58e713bc90c91136b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c2ec9c9832c96c

http://dlqcguh.info/search/?q=67e28dd86a08a32d155da44d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f471ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd12c9ed9c9938

Targets

    • Target

      fd60915d0c1457f60baa19d00c8ca6e5.exe

    • Size

      4.3MB

    • MD5

      fd60915d0c1457f60baa19d00c8ca6e5

    • SHA1

      2ed780502c577538723d028a36cb7db3208fd6e2

    • SHA256

      0a2fca9817fbe4088b22b61fe619d31629ebce9b9c594bd79886017372c2484e

    • SHA512

      bc4b7ef724a6fdcd3f5fb0fe0ac3bd6beff0df4c3c04e9aea7306cf0ceaf720de6d0027f33788513c32e1c9711755676596dc6cc00a4da275384afce866dabe2

    • SSDEEP

      98304:CXVO2VWdCTlcQL0UZv2N7jCXNU6r3V9R8zQx3:nukhe52dqiQp

    • 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