General

  • Target

    1fe9a72dc5a179ee16972e56e6dc6ee3fc8d2891a7171329e964f7f10b012b14

  • Size

    4.4MB

  • Sample

    240620-2jt5lavckq

  • MD5

    dc55c57166f0613847c14640226250cc

  • SHA1

    4e091ba1e1f40f961903202505c4305401bdddff

  • SHA256

    1fe9a72dc5a179ee16972e56e6dc6ee3fc8d2891a7171329e964f7f10b012b14

  • SHA512

    ed16a7ff70f23a6feab718600e794454c7b67d7b014e34dc712a1292ffad8add287c1518ee6e4377ca8b39cc570ff201e1360a26a1288da80908171533efebd3

  • SSDEEP

    98304:mRLAtKF0mSdwDOWjSltR4/xjCCsykdblSnn:MkoVDU4/xjCJykplSn

Malware Config

Extracted

Family

socks5systemz

C2

aymosmg.ru

http://aymosmg.ru/search/?q=67e28dd86f54a728120ffa1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f87fd12c0e690

bpozkve.com

http://bpozkve.com/search/?q=67e28dd8690ba728400aae4c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff718c2ec949a38

Targets

    • Target

      1fe9a72dc5a179ee16972e56e6dc6ee3fc8d2891a7171329e964f7f10b012b14

    • Size

      4.4MB

    • MD5

      dc55c57166f0613847c14640226250cc

    • SHA1

      4e091ba1e1f40f961903202505c4305401bdddff

    • SHA256

      1fe9a72dc5a179ee16972e56e6dc6ee3fc8d2891a7171329e964f7f10b012b14

    • SHA512

      ed16a7ff70f23a6feab718600e794454c7b67d7b014e34dc712a1292ffad8add287c1518ee6e4377ca8b39cc570ff201e1360a26a1288da80908171533efebd3

    • SSDEEP

      98304:mRLAtKF0mSdwDOWjSltR4/xjCCsykdblSnn:MkoVDU4/xjCJykplSn

    • 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