General

  • Target

    bcfa1fe178c0e68c6fcd23fa4dfc91212fe0537b8534435f076ce43ac42b2ba1

  • Size

    3.9MB

  • Sample

    240409-1js2vsga6z

  • MD5

    7c90d95717e487a121d34559c15b7ad5

  • SHA1

    f12b5dfac14db2bc97fda4ed464903232819203c

  • SHA256

    bcfa1fe178c0e68c6fcd23fa4dfc91212fe0537b8534435f076ce43ac42b2ba1

  • SHA512

    f7e17ffdca6b5c8d410d7f15ad5081022919cd8f6919b738fd13a64d6e009787c36f0394f743a82793d7d864956e23ba49ae5b303a50c25ec2854c5941027433

  • SSDEEP

    98304:CiUesi9bhwOJEdaMaeN8MmRkvYwcBaMKQgZFyPW:rNsi9PJE8MaeN8MekAgxfqW

Malware Config

Extracted

Family

socks5systemz

C2

http://buqnite.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978fe71ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffd17c9e79c9e3a

http://buqnite.com/search/?q=67e28dd86c09f220490efa1c7c27d78406abdd88be4b12eab517aa5c96bd86ec94824d895a8bbc896c58e713bc90c91f36b5281fc235a925ed3e5dd6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee979c32c5669217

http://bmxeirp.com/search/?q=67e28dd83e5cf579400faa1d7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a471ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ffd17c9e79c9f38

Targets

    • Target

      bcfa1fe178c0e68c6fcd23fa4dfc91212fe0537b8534435f076ce43ac42b2ba1

    • Size

      3.9MB

    • MD5

      7c90d95717e487a121d34559c15b7ad5

    • SHA1

      f12b5dfac14db2bc97fda4ed464903232819203c

    • SHA256

      bcfa1fe178c0e68c6fcd23fa4dfc91212fe0537b8534435f076ce43ac42b2ba1

    • SHA512

      f7e17ffdca6b5c8d410d7f15ad5081022919cd8f6919b738fd13a64d6e009787c36f0394f743a82793d7d864956e23ba49ae5b303a50c25ec2854c5941027433

    • SSDEEP

      98304:CiUesi9bhwOJEdaMaeN8MmRkvYwcBaMKQgZFyPW:rNsi9PJE8MaeN8MekAgxfqW

    • 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