2020-03-23 - INFO_03_23.DOC PUSHES MALWARE (VALAK, MAYBE?)

NOTICE:

• The zip archives on this page have been updated, and they now use the new password scheme.  For the new password, see the "about" page of this website.

ASSOCIATED FILES:

• 2020-03-23-infection-IOCs.txt.zip   2.0 kB (1,958 bytes)
• 2020-03-23-infection-traffic-from-info_03_23.pcap.zip   270 kB (270,381 bytes)
• 2020-03-23-malware-and-artifacts.zip   380 kB (380,011 bytes)

 

IMAGES

Shown above:  Extracting info_03_23.doc from the zip archive.

 

Shown above:  Screenshot of the Word doc.

 

Shown above:  Traffic from the infection filtered in Wireshark.

 

Shown above:  Alerts using the ETPRO ruleset from Suricata using Sguil in Security Onion.

 

Shown above:  Initial artifacts dropped after enabling macros.

 

Shown above:  Follow-up malware/artifacts.

 

Shown above:  Scheduled task to keep the infection persistent, indicating use of an Alternate Data Stream (ADS).

 

Shown above:  Windows registry updates created during this infection.

 

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