RIG EK at 188.225.78.135 Delivers Pushdo / Cutwail Botnet and RELST Campaign Still Pushing Chthonic.

Background on RELST campaign: https://malwarebreakdown.com/2017/06/05/roughted-malvertising-operation-leads-to-relst-domains-and-rig-ek/ https://malwarebreakdown.com/2017/06/06/relst-campaign-delivering-pony-downloads-chthonic/ On 06/26/17 @thlnk3r had informed me that they located a RELST domain: The source code from webshoot.pw (104.18.32.54 and 104.18.33.54) shows “relst” in the iframe id: The RELST campaign uses different social engineering tactics in order to convince users to download ZIP files (Photo05.zip) that contain malicious scripts (Photo.js). Click HERE to view ...

Malvertising Leads to HookAds Campaign Which Redirects to RIG EK at 188.225.74.13. RIG EK Drops Dreambot.

I captured another malvertising chain that included the HookAds campaign. To read more about the HookAds campaign click HERE. You can also find all my HookAds related post HERE. Below is an image of a 302 redirect that led to the HookAds decoy XXX website: The referer for the decoy XXX website, according to the ...

Seamless Campaign Leads to RIG EK at 92.222.48.83 and Drops Ramnit

The infection vector for this Ramnit compromise was RIG exploit kit. The user was redirected to the exploit kit via a malvertising chain using the Seamless campaign. The Seamless campaign has been dropping Ramnit for awhile now. You can read more about the Seamless campaign HERE. The referer used for this infection was the Seamless ...

HookAds Campaign Leads to RIG EK at 188.225.78.240. RIG EK Drops Dreambot.

Network based IOCs 34.193.201.92 – arrassley.info – RoughTed domain 80.77.82.41 – heydrid-info – HookAds fake ad server 188.225.78.240 – RIG exploit kit 144.168.45.110 – Dreambot C2 52.2.59.254 – ipinfo.io – External IP lookup Post-infection DNS queries and additional post-infection traffic: resolver1.opendns.com 222.222.67.208.in-addr.arpa myip.opendns.com wdwefwefwwfewdefewfwefw.onion Hashes SHA256: ab4db9eff5259f56e1c9f21444b9b8024d8ce2ffc841e178b10b9a522a750c3c File name: heydrid.info pre-landing page.txt SHA256: b712653deece760b1b981c7d93da44e62b58630ce0bfd511a2d621672cc2f7d6 File ...

“Despicable” Malvertising Campaign Redirects to RIG EK at 188.225.77.106, Drops Chthonic Banking Trojan.

Read about the Despicable (aka Despicable .ME) malvertising campaign HERE. This infection chain resulted from me visiting a website that streams sporting events. Below is a partial and edited image of the malvertising chain being filtered in Wireshark: The host is redirected to adrunnr.com, which then redirects to done.witchcraftcash.com. done.witchcraftcash.com then redirects the host to the ...

Seamless Malvertising Campaign Drops Ramnit from RIG EK at 80.93.187.194

Shout-out to thlnk3r‏ for giving me the referer! Using the referer qstoo.voluumtrk[.]com redirected my host to the Seamless gate at 193.124.89.196: The Seamless gate returns a “302 Found” that points to the RIG exploit kit landing page at 80.93.187.194: The Ramnit malware payload was dropped in %Temp% and then copied to %AppData% in the folder mykemfpi: There ...

RELST Campaign Delivering Pony, Downloads Chthonic.

On 06/03/17 I discovered numerous domains using two different social engineering tricks to deliver Pony malware. Read more about that HERE. I nicknamed this campaign “RELST” since there various references to “RELST” in the code: In my previous post I showed how the RoughTed malvertising operation led to the RELST campaign that had redirected my host to RIG exploit ...

HookAds Malvertising Campaign Leads to RIG EK at 194.87.93.114 and Drops Dreambot

IOCs HTTP Traffic: Decoy site [hidden] – GET /popunder.php – Redirects to remainland.info 80.77.82.41 – remainland.info – GET /banners/uaps – Pre-landing page 194.87.93.114 – RIG EK 144.168.45.144 – GET /images/[removed]/.avi 144.168.45.144 – GET /tor/t32.dll – Tor module 35.166.90.180 – ipinfo.io – GET /ip – Checks your public IP address DNS Queries: resolver1.opendns.com myip.opendns.com Traffic: Hashes: SHA256: 732637809542bf1e174249104d2b1c88dc79da20862318a749accc052638b8f1 File name: ...

Seamless Campaign Still Redirecting to RIG EK and Dropping Ramnit. Follow-up Malware Dropped on the System is Smoke Loader (aka Dofoil & Sharik).

IOCs HTTP Traffic: 193.124.201.22 – GET /lol3.php 81.177.141.140 – need.aqadim.com – RIG EK (1st Run) VirusTotal report on 81.177.141.140 81.177.141.202 – RIG EK (direct IP used instead of subdomain) VirusTotal report on 81.177.141.202 118.127.42.199 – www[.]elitelockservice[.]com[.]au – GET /wp-content/themes/twentythirteen/RIG1.exe – Smoke Loader (2nd run) DNS Queries: atw82ye63ymdp.com – 188.93.211.166 (1st Run) hdyejdn638ir8.com – 134.0.117.8 (2nd ...

HookAds Campaign Leads to RIG EK at 188.227.74.169 and 5.200.52.203, Drops Dreambot

IOCs HTTP Traffic: Decoy site – GET /popunder.php 80.77.82.41 – goverheast.info – GET /banners/uaps? 80.77.82.41 – recenties.info – GET /banners/uaps? (second run) 188.227.74.169 – set.acceleratehealthcaretransformation.com – RIG EK VirusTotal report on 188.227.74.169 (shows full URLs) 5.200.52.203 – set.accumen.info – RIG EK (second run) VirusTotal report on 5.200.52.203 (shows full URLs) 144.168.45.144 – GET /images/[removed]/.avi 144.168.45.144 – ...

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