General

  • Target

    263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f

  • Size

    2.0MB

  • Sample

    240323-x7bkyadh2s

  • MD5

    b9187b49c0c0dd861adef1ac3a96a486

  • SHA1

    4b7a68dc4cd7a2e516dc430266ffa8a5f7694434

  • SHA256

    263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f

  • SHA512

    c1a1b20f563393413f1f6821fe8d74242122cf2d325cb8552ffb72ee575ff5923d5b206709a84850354c593a822497df03891df66d4809e69618713b4d8649cc

  • SSDEEP

    49152:32vtdkiO6hdwbzFu7rDt7ZRIuTazKsZJUvv3FjvfCM:mvtG6h0FUp7ZqjzhJUljfCM

Malware Config

Extracted

Family

socks5systemz

C2

http://boxbrpi.com/search/?q=67e28dd86e58a42e450ca94d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f671ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe13c2ed97983f

http://ceeuvvi.net/search/?q=67e28dd83e0ff228160df91f7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffe13c2ed97983e

Targets

    • Target

      263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f

    • Size

      2.0MB

    • MD5

      b9187b49c0c0dd861adef1ac3a96a486

    • SHA1

      4b7a68dc4cd7a2e516dc430266ffa8a5f7694434

    • SHA256

      263131f2d2b4637ee410f735904d1e8fd13f2ef6c6ef9eaa842dac2afe1b7e5f

    • SHA512

      c1a1b20f563393413f1f6821fe8d74242122cf2d325cb8552ffb72ee575ff5923d5b206709a84850354c593a822497df03891df66d4809e69618713b4d8649cc

    • SSDEEP

      49152:32vtdkiO6hdwbzFu7rDt7ZRIuTazKsZJUvv3FjvfCM:mvtG6h0FUp7ZqjzhJUljfCM

    • 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