General

  • Target

    acb4ff970a6f5a421f388d8db9ef27a5.exe

  • Size

    2.0MB

  • Sample

    240323-qv8lksgd33

  • MD5

    acb4ff970a6f5a421f388d8db9ef27a5

  • SHA1

    d66686a615df8a8a6f8f36400c13fdc9f55dbb0c

  • SHA256

    cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be

  • SHA512

    2ab6226fc9ce4cea1376692377483642d5a9e83f0e2becf3ca5d81116b3bb8b62263a9c38521de9b79c4921718885a09070ef6e2d21ed2f2cb253a1e1f482bca

  • SSDEEP

    49152:32SwGJoA887GzJVZ3qTC4SdEdosi9psTJiP9Pe7D:m9A887cJn3oCnEmsisTYc

Malware Config

Extracted

Family

socks5systemz

C2

http://cklweiv.net/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668cff10c0ed9d

http://cklweiv.net/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12eab517aa5c96bd86e8978045825a8bbc896c58e713bc90c91936b5281fc235a925ed3e04d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ed959b3bcf67

http://csixogn.net/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c0ee959933

Targets

    • Target

      acb4ff970a6f5a421f388d8db9ef27a5.exe

    • Size

      2.0MB

    • MD5

      acb4ff970a6f5a421f388d8db9ef27a5

    • SHA1

      d66686a615df8a8a6f8f36400c13fdc9f55dbb0c

    • SHA256

      cf2c71d279310105bce28d8ca6f90a42733da306d07e2c13acaa1cc90ff8b8be

    • SHA512

      2ab6226fc9ce4cea1376692377483642d5a9e83f0e2becf3ca5d81116b3bb8b62263a9c38521de9b79c4921718885a09070ef6e2d21ed2f2cb253a1e1f482bca

    • SSDEEP

      49152:32SwGJoA887GzJVZ3qTC4SdEdosi9psTJiP9Pe7D:m9A887cJn3oCnEmsisTYc

    • 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