General

  • Target

    46f8ebca550a788bcf6640c590660b3c7fa840370c3c74a301fee5c0d702a8c4

  • Size

    5.2MB

  • Sample

    240504-2dta4sde2t

  • MD5

    3a65ab70e4fb0382f73bdc549d31ec92

  • SHA1

    17f945a43c81f0257351bda3679fd1977bd477ab

  • SHA256

    46f8ebca550a788bcf6640c590660b3c7fa840370c3c74a301fee5c0d702a8c4

  • SHA512

    4007b588866b1d93a638c89bdbe9b48f8dfd11324ca07607663b80b8767f4eb7311baf1d2b3ce701d5cb53fc179bbbd0b28bb3a958ad8577d3d9d28575c54984

  • SSDEEP

    98304:+nzkNQ0QdeEeFYYGAOcDT/ayaFxlf5Q+d13Ogyv1Bc1Rsk0GMmL5nQud1Zh:azI0d+Okj9aFLfrX3OgyTc1RF09SdvXh

Malware Config

Extracted

Family

socks5systemz

C2

http://bmlmlwl.com/search/?q=67e28dd8395dfb2f495fac1e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6386f910c7e99d

http://ejhtjko.ua/search/?q=67e28dd86809f27b415ba51b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ffb19c6ee929c3c

Targets

    • Target

      46f8ebca550a788bcf6640c590660b3c7fa840370c3c74a301fee5c0d702a8c4

    • Size

      5.2MB

    • MD5

      3a65ab70e4fb0382f73bdc549d31ec92

    • SHA1

      17f945a43c81f0257351bda3679fd1977bd477ab

    • SHA256

      46f8ebca550a788bcf6640c590660b3c7fa840370c3c74a301fee5c0d702a8c4

    • SHA512

      4007b588866b1d93a638c89bdbe9b48f8dfd11324ca07607663b80b8767f4eb7311baf1d2b3ce701d5cb53fc179bbbd0b28bb3a958ad8577d3d9d28575c54984

    • SSDEEP

      98304:+nzkNQ0QdeEeFYYGAOcDT/ayaFxlf5Q+d13Ogyv1Bc1Rsk0GMmL5nQud1Zh:azI0d+Okj9aFLfrX3OgyTc1RF09SdvXh

    • 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