Overview

overview

10

Static

static

3

7b5c9c8162...7d.exe

windows7-x64

10

7b5c9c8162...7d.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    7b5c9c816277ce3e0ab2c2987e2fb17d.exe
  • Size 4.3MB
  • Sample240511-jspblahf95
  • SHA256 fd710dcf20f70aa20147e7ccc428cd7d9a4373f650f51d1903ed0dd29169869d
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
socks5systemzbotnetdiscovery

Malware Config

Extracted

Family

  • socks5systemz

C2

  • http://bbuuekb.com/search/?q=67e28dd83955a42b4006aa1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f671ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a628afe15c2eb9c

  • http://bhbstuk.com/search/?q=67e28dd83a5da32a155afd1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffa15c1eb97923e

Targets

    • Target
      7b5c9c816277ce3e0ab2c2987e2fb17d.exe
    • Size 4.3MB
    • SHA256 fd710dcf20f70aa20147e7ccc428cd7d9a4373f650f51d1903ed0dd29169869d
    • 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