General

  • Target

    80b73e90613cd444a54a70c9340035ae332271db4fbf3462dc4a8799547bb406.exe

  • Size

    4.4MB

  • Sample

    250318-2ntdvssrv4

  • MD5

    12a9cb179c38ca093d62af608388d7ef

  • SHA1

    ea8d77bdd7fd0da27b00c93e0a70de705e8c025a

  • SHA256

    80b73e90613cd444a54a70c9340035ae332271db4fbf3462dc4a8799547bb406

  • SHA512

    ef58208fa4faaea6f64f04c113bb0aa97040bdc6660a8ff6bd3fb8562f41ff8e9962015e2a89471f6f490aedf7ce6e5c47143426ac36eadaaf8d5517df39e1d1

  • SSDEEP

    98304:W2m0zvYiInCYx6JAStJ+R3BuFqnJQzUtsK44xvvY:W2FvYiICYwzJwYqJQzUtsK/hvY

Malware Config

Extracted

Family

socks5systemz

C2

bhibjlt.com

http://bhibjlt.com/search/?q=67e28dd83f54a32d4307aa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923f658dfc16c9ee91

bmtxmds.com

http://bmtxmds.com/search/?q=67e28dd83a09f729130ead4a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608afd12c3e89c983b

Targets

    • Target

      80b73e90613cd444a54a70c9340035ae332271db4fbf3462dc4a8799547bb406.exe

    • Size

      4.4MB

    • MD5

      12a9cb179c38ca093d62af608388d7ef

    • SHA1

      ea8d77bdd7fd0da27b00c93e0a70de705e8c025a

    • SHA256

      80b73e90613cd444a54a70c9340035ae332271db4fbf3462dc4a8799547bb406

    • SHA512

      ef58208fa4faaea6f64f04c113bb0aa97040bdc6660a8ff6bd3fb8562f41ff8e9962015e2a89471f6f490aedf7ce6e5c47143426ac36eadaaf8d5517df39e1d1

    • SSDEEP

      98304:W2m0zvYiInCYx6JAStJ+R3BuFqnJQzUtsK44xvvY:W2FvYiICYwzJwYqJQzUtsK/hvY

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Socks5systemz family

    • 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