Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    737f3f6b93baba9c729e7288d55d67d609ec3a3668ac30066719c705d8fd85bc

  • Size

    5.6MB

  • Sample

    240615-1rffqszdpk

  • MD5

    3680843b1da7273e5a45aa4be317e13f

  • SHA1

    0f1609b1a2bdf5fd9023b61228bd6e8cab1af5d8

  • SHA256

    737f3f6b93baba9c729e7288d55d67d609ec3a3668ac30066719c705d8fd85bc

  • SHA512

    f22cd60e5164d8ee994cd3196c272262c9c88f138e38668dd7f63369254d53c6564a702ff8ebc4997256608ebdf9be8314264653538276636537f38618fd8486

  • SSDEEP

    98304:mZHXKsVUZzKdcMgroILMWZLL8XFIYhC+m/1ic+fnQXI/0rc2VaAMq7xhgDWA8u:MadDMgrlLbn+FIYhCh/0Flr2bz3kHr

Score
10/10
socks5systemzbotnetdiscovery

Malware Config

Extracted

Family

socks5systemz

C2

cemsfri.net

http://cemsfri.net/search/?q=67e28dd86f08f27d120eff4b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1fe8889b5e4fa9281ae978f271ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff715c8e7919939

http://cemsfri.net/search/?q=67e28dd86f08f27d120eff4b7c27d78406abdd88be4b12eab517aa5c96bd86ef928044845a8bbc896c58e713bc90c94a36b5281fc235a925ed3e51d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9e33c56b9514

ckyyayt.net

http://ckyyayt.net/search/?q=67e28dd83f5ff27c445aaa4e7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f171ea771795af8e05c645db22f31dfe339426fa12a466c553adb719a9577e55b8603e983a608ff715c8e791993c

Targets

    • Target

      737f3f6b93baba9c729e7288d55d67d609ec3a3668ac30066719c705d8fd85bc

    • Size

      5.6MB

    • MD5

      3680843b1da7273e5a45aa4be317e13f

    • SHA1

      0f1609b1a2bdf5fd9023b61228bd6e8cab1af5d8

    • SHA256

      737f3f6b93baba9c729e7288d55d67d609ec3a3668ac30066719c705d8fd85bc

    • SHA512

      f22cd60e5164d8ee994cd3196c272262c9c88f138e38668dd7f63369254d53c6564a702ff8ebc4997256608ebdf9be8314264653538276636537f38618fd8486

    • SSDEEP

      98304:mZHXKsVUZzKdcMgroILMWZLL8XFIYhC+m/1ic+fnQXI/0rc2VaAMq7xhgDWA8u:MadDMgrlLbn+FIYhCh/0Flr2bz3kHr

    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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks