2017-05-11 - FEDEX-THEMED MALSPAM PUSHES KOVTER

ASSOCIATED FILES:

BACKGROUND ON THIS CAMPAIGN:

NOTES FOR TODAY:

 


Shown above:  Flowchart for this infection traffic.

 

EMAILS


Shown above:  Example from one of the emails seen today.

 

DATES/TIMES:

 

EXAMPLES OF SENDING ADDRESSESS (ALL SPOOFED):

 

EXAMPLES OF SUBJECT LINES:

 

FILE NAME FOR ALL ATTACHMENTS:

 

FILE NAME FOR ALL EXTRACTED FILES:

 


Shown above:  One of the attachments and the extracted file.

 

TRAFFIC


Shown above:  Traffic from an infection filtered in Wireshark.

 

PARTIALS URLS FROM THE .JS FILES FOR FOLLOW-UP MALWARE:

 

KOVTER POST-INFECTION TRAFFIC:

 

MALWARE

SHA256 HASHES OF 7-ZIP ARCHIVES ATTACHED TO THE EMAILS:

 

SHA256 HASHES OF .JS FILES EXTRACTED FROM THE ABOVE ZIP ARCHIVES:

 

A KOVTER SAMPLE DOWNLOADED BY ONE OF THE .JS FILES:

 

FINAL NOTES

Once again, here are the associated files:

ZIP files are password-protected with the standard password.  If you don't know it, look at the "about" page of this website.

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