Overview

overview

10

Static

static

3

e0ffbcd3d9...81.exe

windows7-x64

10

e0ffbcd3d9...81.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    e0ffbcd3d93ca9a936995c2c8b182981.exe
  • Size 2.6MB
  • Sample240226-nxaffscg45
  • SHA256 63aa382df2c77d54b5b8e48a3c81df1f7e91cf86d8f64def9a887aa9dc617fbd
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
socks5systemzbotnetdiscovery

Malware Config

Extracted

Family

  • socks5systemz

C2

  • http://bmcypdd.com/search/?q=67e28dd83f0fa47b1407ab4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa44e8889b5e4fa9281ae978a271ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923b6f87fb19c0ec92

  • http://csvedfy.net/search/?q=67e28dd86e55a17b115bfa187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978a371ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ef718c4e7959932

Targets

    • Target
      e0ffbcd3d93ca9a936995c2c8b182981.exe
    • Size 2.6MB
    • SHA256 63aa382df2c77d54b5b8e48a3c81df1f7e91cf86d8f64def9a887aa9dc617fbd
    • 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