General

  • Target

    245feb1863027e245b3de9957ae20ae6.bin

  • Size

    2.0MB

  • Sample

    240325-bsczkafa6x

  • MD5

    2cb6de735a9bc011878e5052922342aa

  • SHA1

    41d44c5ef095a3bb5b247bd546f2330ce72dd691

  • SHA256

    b57ce7f7c5066dbc86355ab10157cb6465f726f5b74dcc38ae8f452a6971347e

  • SHA512

    ae8187e305006859cdb7ddacceca2b36f076426c6e3bb402dd7bd45ea8ad76dd367d5f26cc4a6c6103938fb2e10609f92d70a67cc1054a26f854340d88cb4233

  • SSDEEP

    49152:eRyKVBisB6Mp9mFuxTUBU3KD1Rlu++XaCXERD:LUBpUeTXKDbQ++74D

Malware Config

Extracted

Family

socks5systemz

C2

http://aqwzwwu.ru/search/?q=67e28dd83d5fa62d1358fa4d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfd18c9ee92

http://buerydh.com/search/?q=67e28dd86a08a32d155da44d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa49e8889b5e4fa9281ae978f471ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c2e69c9b38

http://buerydh.com/search/?q=67e28dd86a08a32d155da44d7c27d78406abdd88be4b12eab517aa5c96bd86e8968645835a8bbc896c58e713bc90c91c36b5281fc235a925ed3e57d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee949939c4669715

Targets

    • Target

      6e08ed3b9a5575b1eb4501fa28a9b0fa9f022dbd459de13d6a164f67418ad0c5.exe

    • Size

      2.0MB

    • MD5

      245feb1863027e245b3de9957ae20ae6

    • SHA1

      17ca0ff141577f13e1c5194c03f49c894037a709

    • SHA256

      6e08ed3b9a5575b1eb4501fa28a9b0fa9f022dbd459de13d6a164f67418ad0c5

    • SHA512

      0f0470294de37c2988c66b0268f85108e5c4f641d6df0beba6198e1d60401fd992929c158f20aacc515af192af1a2ca2a27cf8f4a599fd840c38010c5b19c2e9

    • SSDEEP

      49152:326cyROWJGguankmaHmFxdPr9Pz/I4pHCH:mFyLYAkmaGBPJzCH

    • 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