General

  • Target

    2891069b33e9c4d1581de90b2033fb99b4ef9622bf27d45bdd8b7a2627191fed

  • Size

    4.4MB

  • Sample

    240624-kse9cstfja

  • MD5

    8b9dd19399fa8a1981deacae5f7a7205

  • SHA1

    99403d5cb398857a1f5d2e47b33b302085a9816a

  • SHA256

    2891069b33e9c4d1581de90b2033fb99b4ef9622bf27d45bdd8b7a2627191fed

  • SHA512

    3df98a3ef3c85c5eea48c90b18cbb7a29ee4887c94fa1ab37446720828b2f03f0703e5b8af6cfeb85d10d9f8b186e3650edebe39d36021004d9eef7d20bb00aa

  • SSDEEP

    98304:momhcQowI/ysQKZNrA40shzHgLsaMSSwiW:iWnw9K/A1sZdaMbwR

Malware Config

Extracted

Family

socks5systemz

C2

dlowxxi.info

dldsabu.info

http://dldsabu.info/search/?q=67e28dd86c5af52d4607af197c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978a571ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff613c1e6949f33

http://dldsabu.info/search/?q=67e28dd86c5af52d4607af197c27d78406abdd88be4b12eab517aa5c96bd86ee968448845a8bbc896c58e713bc90c91b36b5281fc235a925ed3e06d6bd974a95129070b616e96cc92be510b866db51b9e34eed4c2b14a82966836f23d7f210c7ee9c983ac46e931e

Targets

    • Target

      2891069b33e9c4d1581de90b2033fb99b4ef9622bf27d45bdd8b7a2627191fed

    • Size

      4.4MB

    • MD5

      8b9dd19399fa8a1981deacae5f7a7205

    • SHA1

      99403d5cb398857a1f5d2e47b33b302085a9816a

    • SHA256

      2891069b33e9c4d1581de90b2033fb99b4ef9622bf27d45bdd8b7a2627191fed

    • SHA512

      3df98a3ef3c85c5eea48c90b18cbb7a29ee4887c94fa1ab37446720828b2f03f0703e5b8af6cfeb85d10d9f8b186e3650edebe39d36021004d9eef7d20bb00aa

    • SSDEEP

      98304:momhcQowI/ysQKZNrA40shzHgLsaMSSwiW:iWnw9K/A1sZdaMbwR

    • 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