General

  • Target

    14eca124238234bf79ee09a6a2badeeeaee0cd747445f01d0aa093b427b4cd18

  • Size

    4.5MB

  • Sample

    240620-2htsfazhre

  • MD5

    a392e5918e481544a786d7f6e5b3c029

  • SHA1

    b19dd103ec830e6e9b6a8ab9b7fa2bc786a6daba

  • SHA256

    14eca124238234bf79ee09a6a2badeeeaee0cd747445f01d0aa093b427b4cd18

  • SHA512

    81d621bb9efd5553f0acfb5657fb57549837f8980553c01a21eb2fc0ddd5e0425bcbf8fea04a302fed7f93c43722e4091d182ffa5daa44777f6ea9bfd591a3dc

  • SSDEEP

    98304:mNHemAgeTbFhVyhbvN2/7+w7KLacOog45vs2lDELxegUwGYx5:meYkFhVUbvpjvjyxe9m

Malware Config

Extracted

Family

socks5systemz

C2

bocojbo.com

http://bocojbo.com/search/?q=67e28dd86a5ba0284308f94b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f071ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd13c9e693

bxsnozu.com

http://bxsnozu.com/search/?q=67e28dd8645fa72f495daa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2ed9c933a

Targets

    • Target

      14eca124238234bf79ee09a6a2badeeeaee0cd747445f01d0aa093b427b4cd18

    • Size

      4.5MB

    • MD5

      a392e5918e481544a786d7f6e5b3c029

    • SHA1

      b19dd103ec830e6e9b6a8ab9b7fa2bc786a6daba

    • SHA256

      14eca124238234bf79ee09a6a2badeeeaee0cd747445f01d0aa093b427b4cd18

    • SHA512

      81d621bb9efd5553f0acfb5657fb57549837f8980553c01a21eb2fc0ddd5e0425bcbf8fea04a302fed7f93c43722e4091d182ffa5daa44777f6ea9bfd591a3dc

    • SSDEEP

      98304:mNHemAgeTbFhVyhbvN2/7+w7KLacOog45vs2lDELxegUwGYx5:meYkFhVUbvpjvjyxe9m

    • 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