Overview

overview

10

Static

static

3

6e8879c7cf...71.exe

windows7-x64

10

6e8879c7cf...71.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    81ff59064aee2985951585849fdb1e72.bin
  • Size 1.9MB
  • Sample240325-dca65shb5v
  • SHA256 70b2b63a5a162b85da9531d1b505c207817e05835875f7fa51049a91ffab8b75
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
socks5systemzbotnetdiscovery

Malware Config

Extracted

Family

  • socks5systemz

C2

  • http://ckhkcdd.net/search/?q=67e28dd83958f721120bac1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4fe8889b5e4fa9281ae978f471ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a668dfc14c1ea96

  • http://ckhkcdd.net/search/?q=67e28dd83958f721120bac1a7c27d78406abdd88be4b12eab517aa5c96bd86ee90814b805a8bbc896c58e713bc90c91a36b5281fc235a925ed3e57d6bd974a95129070b616e96cc92be20ea778c255bbe258b90d3b4eed3233d1626a8ff810c1ec969f3ac86c

  • http://ccwcnlz.net/search/?q=67e28dd8655aa729110daa1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ce8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ffe12c3ea949f3e

Targets

    • Target
      6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171.exe
    • Size 2.0MB
    • SHA256 6e8879c7cf7985de7664ac3d756fce01503d9d18fdef1bfdafd568a4cecde171
    • 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