2016-10-07 - PSEUDO-DARKLEECH RIG EK FROM 108.61.167[.]148 SENDS CERBER RANSOMWARE

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:

• 2016-10-07-pseudoDarkleech-Rig-EK-sends-Cerber-ransomware.pcap.zip   299.0 kB (299,024 bytes)

• 2016-10-07-pseudoDarkleech-Rig-EK-sends-Cerber-ransomware.pcap   (438,631 bytes)

• 22016-10-07-pseudoDarkleech-Rig-EK-and-Cerber-ransomware-files.zip   526.7 kB (526,731 bytes)

• 2016-10-07-Cerber-ransomware-decryption-instructions-README.hta   (63,059 bytes)
• 2016-10-07-Cerber-ransomware-decryption-instructions.bmp   (1,920,054 bytes)
• 2016-10-07-page-from-noblemineral_com-with-injected-script.txt   (34,118 bytes)
• 2016-10-07-pseudoDarkleech-Rig-EK-flash-exploit.swf   (24,656 bytes)
• 2016-10-07-pseudoDarkleech-Rig-EK-landing-page.txt   (30,171 bytes)
• 2016-10-07-pseudoDarkleech-Rig-EK-payload-Cerber-ransomware.exe   (267,923 bytes)

 

BACKGROUND ON THE PSEUDO-DARKLEECH CAMPAIGN:

• Something I wrote on exploit kit (EK) fundamentals:  link
• 2016-03-22 - PaloAlto Networks Unit 42 blog:  Campaign Evolution: Darkleech to Pseudo-Darkleech and Beyond
• 2016-07-02 - SANS ISC diary:  Change in patterns for the pseudoDarkleech campaign
• 2016-09-14 - Malware-traffic-analysis.net:  The pseudoDarkleech campaign starts using Rig EK instead of Neutrino EK
• 2016-10-03 - Malware-traffic-analysis.net:  The pseudoDarkleech campaign stops sending CryptXXX, starts sending Cerber ransomware

 

Shown above:  Flowchart for this infection traffic.

 

TRAFFIC

Shown above:  Injected script from the pseudoDarkleech campaign in page from the compromised site.

 

Shown above:  Traffic from the pcap filtered in Wireshark.

 

ASSOCIATED DOMAINS:

• noblemineral[.]com - Compromised website
• 108.61.167[.]148 port 80 - rew.superwealthysecret[.]com - Rig EK
• 31.184.234[.]0 - 31.184.235[.]255 port 6892 (UDP) - UDP traffic caused by Cerber ransomware
• 210.16.101[.]69 port 80 - ffoqr3ug7m726zou.x9a6yb[.]bid - HTTP traffic caused by Cerber ransomware

DOMAINS FROM THE DECRYPT INSTRUCTIONS:

• ffoqr3ug7m726zou.x9a6yb[.]top
• ffoqr3ug7m726zou.crw57p[.]bid
• ffoqr3ug7m726zou[.]onion[.]to

 

FILE HASHES

FLASH EXPLOIT:

• SHA256 hash:  117b65e553c16d86d9af1a6796d1378de8c5489b070c4db8df75af3bd50e6671
  File name:  2016-10-07-pseudoDarkleech-Rig-EK-flash-exploit.swf   (24,656 bytes)

PAYLOAD:

• SHA256 hash:  984e42d16a87c20dfbe9f5ce0da83777752669f75a151ece0ba6df94daedc40c
  File name:  2016-10-07-pseudoDarkleech-Rig-EK-payload-Cerber-ransomware.exe   (267,923 bytes)

 

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