Overview

overview

10

Static

static

3

0253e5647a...e2.exe

windows7-x64

10

0253e5647a...e2.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    0253e5647a3286d1df5a3d7d91d655e2.exe
  • Size 2.4MB
  • Sample240228-j8z32afc67
  • SHA256 4ac4a8a49e5c6fd0fbf62b71ecacd5bd6209758dc5162088d03bd194dd7d594a
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
socks5systemzbotnetdiscovery

Malware Config

Extracted

Family

  • socks5systemz

C2

  • http://bfuuocd.com/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978a271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923b6e8fff19c5eb95

  • http://bfuuocd.com/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12eab517aa5c96bd86e996874c805a8bbc896c58e713bc90c91136b5281fc235a925ed3e01d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff811c9ee95923ec96f

  • http://bneyefm.com/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef610c0e7909e3c

Targets

    • Target
      0253e5647a3286d1df5a3d7d91d655e2.exe
    • Size 2.4MB
    • SHA256 4ac4a8a49e5c6fd0fbf62b71ecacd5bd6209758dc5162088d03bd194dd7d594a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    socks5systemzbotnetdiscovery

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

      botnetsocks5systemz

    • 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.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks