General

  • Target

    0b0191e2d45431472e9d879ad081b8479529bda2a2b126dbb9e8460560a2f901

  • Size

    4.5MB

  • Sample

    240425-a6cehscd9w

  • MD5

    238119b18020759d00af022d44de6d03

  • SHA1

    98e1c827677d9a4c39165bc9e2b64445ea6d7be2

  • SHA256

    0b0191e2d45431472e9d879ad081b8479529bda2a2b126dbb9e8460560a2f901

  • SHA512

    5826cc6b7e59eec4aab27576b5a4e2712a961dcdc97f715643239c9aad2d717a80ecf398b447ffdbd96720de9489f5bfbd2a9b18a0a3011032360c9e64714297

  • SSDEEP

    98304:7akYZz+Kgp/u23HQ+P6x19SgBhZxDLn3ZXKIVsPHgL5938:1BKVUHBQ1wGxgIVsPy9M

Malware Config

Extracted

Family

socks5systemz

C2

http://csfxtim.net/search/?q=67e28dd86554fa2a495aa4197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a638eff17c2ee97

http://boyiozf.com/search/?q=67e28dd86b55f62e435ba9187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ffb11c0e9979b3c

http://boyiozf.com/search/?q=67e28dd86b55f62e435ba9187c27d78406abdd88be4b12eab517aa5c96bd86ee94834e875a8bbc896c58e713bc90c91a36b5281fc235a925ed3e00d6bd974a95129070b616e96cc92be510b866db52bee348ee4c2b14a82966836f23d7f210c7ee919a3bcb6d9711

Targets

    • Target

      0b0191e2d45431472e9d879ad081b8479529bda2a2b126dbb9e8460560a2f901

    • Size

      4.5MB

    • MD5

      238119b18020759d00af022d44de6d03

    • SHA1

      98e1c827677d9a4c39165bc9e2b64445ea6d7be2

    • SHA256

      0b0191e2d45431472e9d879ad081b8479529bda2a2b126dbb9e8460560a2f901

    • SHA512

      5826cc6b7e59eec4aab27576b5a4e2712a961dcdc97f715643239c9aad2d717a80ecf398b447ffdbd96720de9489f5bfbd2a9b18a0a3011032360c9e64714297

    • SSDEEP

      98304:7akYZz+Kgp/u23HQ+P6x19SgBhZxDLn3ZXKIVsPHgL5938:1BKVUHBQ1wGxgIVsPy9M

    • 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