General

  • Target

    70c741bfc60af6dd87c1bab27fae09c1039cb525306255beb96504af9d623e9e

  • Size

    5.0MB

  • Sample

    240626-stctmatbnp

  • MD5

    ae1262fefa68071e2c4a3292bc3cbc14

  • SHA1

    a686745d65e1a7bec9d88ce5cd86173ab74575aa

  • SHA256

    70c741bfc60af6dd87c1bab27fae09c1039cb525306255beb96504af9d623e9e

  • SHA512

    ced5529215cdf4761c6ab98bc922f4dd4824009147dcd1b08f7a3803e35974330aa61e4df5135f1788a694598a71a199e0602eb42ee78cbe8c37ee62a951817a

  • SSDEEP

    98304:m70uixFRkpQtQKRLrdGNTtsEYgnW7RdcbyGCdrVJfPti:x/DkpQRNGVeEkrCyG4vfPti

Malware Config

Extracted

Family

socks5systemz

C2

ccfmxba.net

http://ccfmxba.net/search/?q=67e28dd83e0bfb2e455aa5187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff615c1ea909e33

bgyialo.com

http://bgyialo.com/search/?q=67e28dd83e55f3201607a91c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa48e8889b5e4fa9281ae978ff71ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff615c1ea909e3f

http://bgyialo.com/search/?q=67e28dd83e55f3201607a91c7c27d78406abdd88be4b12eab517aa5c96bd86ee918548835a8bbc896c58e713bc90c91d36b5281fc235a925ed3e5cd6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9c9e3ac86a9212

Targets

    • Target

      70c741bfc60af6dd87c1bab27fae09c1039cb525306255beb96504af9d623e9e

    • Size

      5.0MB

    • MD5

      ae1262fefa68071e2c4a3292bc3cbc14

    • SHA1

      a686745d65e1a7bec9d88ce5cd86173ab74575aa

    • SHA256

      70c741bfc60af6dd87c1bab27fae09c1039cb525306255beb96504af9d623e9e

    • SHA512

      ced5529215cdf4761c6ab98bc922f4dd4824009147dcd1b08f7a3803e35974330aa61e4df5135f1788a694598a71a199e0602eb42ee78cbe8c37ee62a951817a

    • SSDEEP

      98304:m70uixFRkpQtQKRLrdGNTtsEYgnW7RdcbyGCdrVJfPti:x/DkpQRNGVeEkrCyG4vfPti

    • 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