General

  • Target

    f8805bf40b5dade5e593315aa5669cccdc072edfbe4578c43a63825544779737

  • Size

    4.4MB

  • Sample

    240618-1btnesxalb

  • MD5

    19078f5f0bc2c451556225580df29c0f

  • SHA1

    7666f118e1677f8b707f49d7e26d9fa9128574d1

  • SHA256

    f8805bf40b5dade5e593315aa5669cccdc072edfbe4578c43a63825544779737

  • SHA512

    143a3dcbd056698ebd6bbe37cd16bd84f4fdc1923efb44e9c4b8bc7cc620e8ea59a4bb8e54100357f7565f9c0153278d765fcee8382950336ea354a0a791c338

  • SSDEEP

    98304:mRcPb5PkpbMCcAwwrr7KPysKVGNucQhzxJGudxLpyas++Gq3ixgdj3:zPFkKNAw+7KZaHndxQahw3iAT

Malware Config

Extracted

Family

socks5systemz

C2

dippouo.info

http://dippouo.info/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff716c4e9979b3d

http://dippouo.info/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12eab517aa5c96bd86ef95814f815a8bbc896c58e713bc90c91936b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9d3fcb6d9710

bfhjzhd.com

Targets

    • Target

      f8805bf40b5dade5e593315aa5669cccdc072edfbe4578c43a63825544779737

    • Size

      4.4MB

    • MD5

      19078f5f0bc2c451556225580df29c0f

    • SHA1

      7666f118e1677f8b707f49d7e26d9fa9128574d1

    • SHA256

      f8805bf40b5dade5e593315aa5669cccdc072edfbe4578c43a63825544779737

    • SHA512

      143a3dcbd056698ebd6bbe37cd16bd84f4fdc1923efb44e9c4b8bc7cc620e8ea59a4bb8e54100357f7565f9c0153278d765fcee8382950336ea354a0a791c338

    • SSDEEP

      98304:mRcPb5PkpbMCcAwwrr7KPysKVGNucQhzxJGudxLpyas++Gq3ixgdj3:zPFkKNAw+7KZaHndxQahw3iAT

    • 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