General

  • Target

    fe41fabf9b409eadae90acce6534b28c.exe

  • Size

    4.1MB

  • Sample

    240409-e78xbseh34

  • MD5

    fe41fabf9b409eadae90acce6534b28c

  • SHA1

    0a7c4584463ca92af674c13c77eec6e36e6edce0

  • SHA256

    7e847076f8560068061420c672135ddcc99341b0ce5d80b5c98f234269d55b3a

  • SHA512

    97667254349af306a2582541d45ff2c72732c84f5e2d1f1627094ff3a47b6da7836fa7c27c742b01b329abec8c99c31f27ed1bdbb0a4a3fd8e494c49bb40cf03

  • SSDEEP

    98304:C3RZmPti/MAfokjLwxBiSdv4cCHKA6cUy5dCjwtoznS2QxX:mZmslNHPnqA6cFMKb2Qh

Malware Config

Extracted

Family

socks5systemz

C2

http://ezfbbrm.ua/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978f171ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6588fc16c4ec96

http://ezfbbrm.ua/search/?q=67e28dd83f0bf1291606a9177c27d78406abdd88be4b12eab517aa5c96bd86ee91824e885a8bbc896c58e713bc90c91836b5281fc235a925ed3e52d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c2e9969d3fce6c

http://bwfkbki.com/search/?q=67e28dd83e08a72b4108ad4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd17c3e891993d

Targets

    • Target

      fe41fabf9b409eadae90acce6534b28c.exe

    • Size

      4.1MB

    • MD5

      fe41fabf9b409eadae90acce6534b28c

    • SHA1

      0a7c4584463ca92af674c13c77eec6e36e6edce0

    • SHA256

      7e847076f8560068061420c672135ddcc99341b0ce5d80b5c98f234269d55b3a

    • SHA512

      97667254349af306a2582541d45ff2c72732c84f5e2d1f1627094ff3a47b6da7836fa7c27c742b01b329abec8c99c31f27ed1bdbb0a4a3fd8e494c49bb40cf03

    • SSDEEP

      98304:C3RZmPti/MAfokjLwxBiSdv4cCHKA6cUy5dCjwtoznS2QxX:mZmslNHPnqA6cFMKb2Qh

    • 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