Independent Contractor. Bitcoin: 15Zvie1j8CjSR52doVSZSjctCDSx3pDjKZ Email: dancho.danchev@hush.com OMEMO: ddanchev@conversations.im | OTR: danchodanchev@xmpp.jp | TOX ID: 2E6FCA35A18AA76B2CCE33B55404A796F077CADA56F38922A1988AA381AE617A15D3D3E3E6F1
Monday, February 15, 2010
IRS/PhotoArchive Themed Zeus/Client-Side Exploits Serving Campaign in the Wild
UPDATED: Monday, February 22, 2010 - Another typosquatted domains portfolio is being spamvertised, including two new name servers, parked on the same IP where name servers from previous campaigns were hosted.
Typosquatted domains, and name servers of notice are as follows:
dese.co.kr - Email: asondrapgt@hotmail.com
dese.kr - Email: asondrapgt@hotmail.com
dese.ne.kr - Email: asondrapgt@hotmail.com
dese.or.kr - Email: asondrapgt@hotmail.com
desr.co.kr - Email: asondrapgt@hotmail.com
desr.kr - Email: asondrapgt@hotmail.com
desr.or.kr - Email: asondrapgt@hotmail.com
desv.co.kr - Email: asondrapgt@hotmail.com
desv.kr - Email: asondrapgt@hotmail.com
desv.ne.kr - Email: asondrapgt@hotmail.com
desv.or.kr - Email: asondrapgt@hotmail.com
desx.co.kr - Email: asondrapgt@hotmail.com
desx.kr - Email: asondrapgt@hotmail.com
desx.ne.kr - Email: asondrapgt@hotmail.com
desx.or.kr - Email: asondrapgt@hotmail.com
edasa.co.kr
edasa.kr
edasa.ne.kr
edasa.or.kr
edase.co.kr
edase.kr
edase.ne.kr
edase.or.kr
edasn.kr
edasn.ne.kr
edasn.or.kr
edasq.co.kr
edasq.kr
edasq.ne.kr
edasq.or.kr
Name servers of notice:
ns1.silverbrend.net - 87.117.245.9 - Email: klincz@aol.com
ns1.hourscanine.com - 87.117.245.9 - Email: carruawau@gmail.com
UPDATED: Sunday, February 21, 2010 - The gang is currently spamming a phishing campaign -- no client-side serving iFrames found so far -- attempting to steal Google account and Blogspot accounting data. Given the fact that the gang is capable of generating hundreds of thousands of bogus accounts on their own, as well as buy them in bulk orders from vendors that have already built such an inventory across multiple social networking sites, the only logical reason for attempting to phish for such data would be to attempt to maliciously monetize the traffic of legitimate blogs.
The newly spamvertised domains, including a new name server are as follows:
esub.co.kr - Email: osamplerl61@hotmail.com
esub.kr - Email: osamplerl61@hotmail.com
esub.ne.kr - Email: osamplerl61@hotmail.com
esug.co.kr - Email: osamplerl61@hotmail.com
esug.kr - Email: osamplerl61@hotmail.com
esug.ne.kr - Email: osamplerl61@hotmail.com
esuk.kr - Email: osamplerl61@hotmail.com
esuk.ne.kr - Email: osamplerl61@hotmail.com
esuk.or.kr - Email: osamplerl61@hotmail.com
esus.co.kr - Email: osamplerl61@hotmail.com
esus.kr - Email: osamplerl61@hotmail.com
esus.ne.kr - Email: osamplerl61@hotmail.com
esut.co.kr - Email: osamplerl61@hotmail.com
esut.kr - Email: osamplerl61@hotmail.com
esut.ne.kr - Email: osamplerl61@hotmail.com
ns1.nitroexcel.com - 89.238.165.195 (the same IP was also hosting the name server domains from previous campaigns) - Email: rackmodule@writemail.com
UPDATED: Saturday, February 20, 2010 - The client-side exploit serving iFrame directory has been changed to 91.201.196.101 /usasp11/in.php, with another typosquatted portfolio of domains currently being spamvertised.
Detection rates: update.exe - Trojan.Zbot - Result: 25/40 (62.5%) (phones back to trollar.ru /cnf/trl.jpg - 109.95.114.133 - Email: bernardo_pr@inbox.ru); file.exe - Trojan.Spy.ZBot.12544.1 - Result: 26/41 (63.42%); ie.js - JS:CVE-2008-0015-G - Result: 14/40 (35%); ie2.js - Exploit:JS/CVE-2008-0015 - Result: 17/40 (42.5%); nowTrue.swf - Trojan.SWF.Dropper.E - Result: 24/41 (58.54%); pdf.pdf - Exploit.JS.Pdfka.bln - Result: 11/41 (26.83%); swf.swf - SWF/Exploit.Agent.BS - Result: 8/40 (20%).
Domain portfolio, name server of notice - ns1.vektoroils.net - 74.117.63.218 - Email: admin@forsyte.info :
desa.co.kr - Email: hjfeasey@yahoo.co.uk
desa.kr - Email: hjfeasey@yahoo.co.uk
desa.ne.kr - Email: hjfeasey@yahoo.co.uk
desa.or.kr - Email: hjfeasey@yahoo.co.uk
desb.co.kr - Email: hjfeasey@yahoo.co.uk
desb.kr - Email: hjfeasey@yahoo.co.uk
desb.ne.kr - Email: hjfeasey@yahoo.co.uk
desb.or.kr - Email: hjfeasey@yahoo.co.uk
deso.kr - Email: hjfeasey@yahoo.co.uk
deso.or.kr - Email: hjfeasey@yahoo.co.uk
desv.kr - Email: hjfeasey@yahoo.co.uk
desz.co.kr - Email: hjfeasey@yahoo.co.uk
desz.kr - Email: hjfeasey@yahoo.co.uk
desz.ne.kr - Email: hjfeasey@yahoo.co.uk
desz.or.kr - Email: hjfeasey@yahoo.co.uk
UPDATED: Wednesday, February 17, 2010 - The iFrame directory has been changed to 91.201.196.101 /usasp/in.php, detection rate for update.exe - Trojan-Spy.Win32.Zbot.gen - Result: 17/40 (42.5%).
Currently active and spamvertised domains include:
saqwk.co.kr - Email: Camerc05@yahoo.com
saqwk.kr - Email: Camerc05@yahoo.com
saqwk.ne.kr - Email: Camerc05@yahoo.com
saqwk.or.kr - Email: Camerc05@yahoo.com
saqwm.co.kr - Email: Camerc05@yahoo.com
saqwm.kr - Email: Camerc05@yahoo.com
saqwm.ne.kr - Email: Camerc05@yahoo.com
saqwq.co.kr - Email: Camerc05@yahoo.com
saqwq.kr - Email: Camerc05@yahoo.com
saqwq.ne.kr - Email: Camerc05@yahoo.com
saqwq.or.kr - Email: Camerc05@yahoo.com
saqwz.co.kr - Email: Camerc05@yahoo.com
saqwz.kr - Email: Camerc05@yahoo.com
saqwz.ne.kr - Email: Camerc05@yahoo.com
saqwz.or.kr - Email: Camerc05@yahoo.com
As anticipated, the botnet masters behind the systematically rotated campaigns dissected in previous posts, kick off the week with multiple campaigns parked on the newly introduced fast-fluxed domains.
In a typical multitasking fashion, two campaigns are currently active on different sub domains introduced at the typosquatted fast-flux ones, impersonating the U.S IRS with "Unreported/Underreported Income (Fraud Application) theme", as well as a variation of the already profiled PhotoArchive campaign, using a well known "You don't have the latest version of Macromedia Flash Player" error message.
Let's dissect both campaigns, sharing the same fast-flux infrastructure, and currently spammed in the wild.
Sample campaign URLs from the PhotoArchive, SecretArchives themed campaign:
- archive .repok.or.kr/archive0714/?id=test@test.com
- secretarchives .renyn.kr/archive0714/?id=test@test.com
- secretfiles .repo1it.me.uk/archive0714/?id=test@test.com
- secretarchives .renyn.ne.kr/archive0714/?id=test@test.com
- postcards .repo1ix.co.uk/archive0714/?id=test@test.com
Sample sub domain structure:
anonymousfiles .repo1i2.me.uk
archive .repo1iq.me.uk
archive .repo1it.me.uk
archives .repo1i1.me.uk
filearchive .repo1i1.me.uk
files .repo1it.me.uk
files .repo1ix.me.uk
files4friends .repo1it.me.uk
secretarchives .repo1iq.me.uk
secretarchives .repo1iw.me.uk
secretarchives .repo1ix.me.uk
secretfiles .repo1iq.me.uk
sendspace .repo1i2.me.uk
archive .repo1ix.co.uk
archives .repo1iq.co.uk
archives .repo1ix.co.uk
files .repo1iq.co.uk
files4friends .repo1ix.co.uk
incognito .repo1iq.co.uk
postcard .repo1iq.co.uk
postcard .repo1iw.co.uk
secretarchives .repo1iw.co.uk
www.irs.gov .repo1ix.co.uk
Embedded iFrame - 91.201.196.101 /ukasp/in.php (AS42229 (MARIAM-AS PP Mariam) attempts to exploit CVE-2007-5659; CVE-2008-2992; CVE-2008-0015; CVE-2009-0927 and CVE-2009-4324. Upon successful exploitation, file.exe - Trojan-Spy.Win32.Zbot.gen - Result: 12/41 (29.27%) is served. Just like the original update.exe - Trojan.Zbot - Result: 13/40 (32.50%) available as a manual download from the pages, both samples phone back to the well known elnasa.ru /asd/elnasa.ble - 109.95.114.71 - Email: kievsk@yandex.ru - Aleksey V Kijanskiy.
Naturally, AS42229 (MARIAM-AS PP Mariam) is a cybercrime-friendly AS, with the following currently active Zeus C&Cs parked there:
91.201.196.35
91.201.196.75
91.201.196.76
91.201.196.38
91.201.196.34
91.201.196.37
Sample URL from the IRS-themed campaign:
- irs.gov .renyn.kr/fraud.applications/application/statement.php
Sample iFrame from the IRS-themed campaign - 109.95.114.251 /usa50/in.php is currently down. The same IP was used to serve client-side exploits in a previous campaign - "Pushdo Serving Crimeware, Client-Side Exploits and Russian Bride Scams".
Detection rate for tax-statement.exe - Trojan-Spy.Win32.Zbot.gen - Result: 37/41 (90.25%), which upon execution phones back to the well known nekovo.ru /cbd/ nekovo.br - 109.95.115.18 - Email: kievsk@yandex.ru - Aleksey V Kijanskiy
Active and spamvertised fast-fluxed domains part of the campaign:
renya.co.kr - Email: Sethdc77@yahoo.co.uk
renya.kr - Email: Sethdc77@yahoo.co.uk
renya.ne.kr - Email: Sethdc77@yahoo.co.uk
renya.or.kr - Email: Sethdc77@yahoo.co.uk
renyn.kr - Email: Sethdc77@yahoo.co.uk
renyn.ne.kr - Email: Sethdc77@yahoo.co.uk
renyn.or.kr - Email: Sethdc77@yahoo.co.uk
renyo.co.kr - Email: Sethdc77@yahoo.co.uk
renyo.kr - Email: Sethdc77@yahoo.co.uk
renyo.ne.kr - Email: Sethdc77@yahoo.co.uk
renyo.or.kr - Email: Sethdc77@yahoo.co.uk
renyx.co.kr - Email: Sethdc77@yahoo.co.uk
renyx.kr - Email: Sethdc77@yahoo.co.uk
renyx.ne.kr - Email: Sethdc77@yahoo.co.uk
renyx.or.kr - Email: Sethdc77@yahoo.co.uk
rep021.co.kr - Email: DRendell3407@hotmail.com
rep021.kr - Email: DRendell3407@hotmail.com
rep021.ne.kr - Email: DRendell3407@hotmail.com
rep021.or.kr - Email: DRendell3407@hotmail.com
rep022.co.kr - Email: DRendell3407@hotmail.com
rep022.kr - Email: DRendell3407@hotmail.com
rep022.ne.kr - Email: DRendell3407@hotmail.com
rep022.or.kr - Email: DRendell3407@hotmail.com
rep023.co.kr - Email: DRendell3407@hotmail.com
rep023.kr - Email: DRendell3407@hotmail.com
rep023.or.kr - Email: DRendell3407@hotmail.com
rep024.kr - Email: DRendell3407@hotmail.com
rep071.co.kr - Email: KantuM37690@hotmail.com
rep071.kr - Email: KantuM37690@hotmail.com
rep071.ne.kr - Email: KantuM37690@hotmail.com
rep071.or.kr - Email: KantuM37690@hotmail.com
rep072.co.kr - Email: KantuM37690@hotmail.com
rep072.kr - Email: KantuM37690@hotmail.com
rep072.ne.kr - Email: KantuM37690@hotmail.com
rep072.or.kr - Email: KantuM37690@hotmail.com
rep073.co.kr - Email: KantuM37690@hotmail.com
rep073.kr - Email: KantuM37690@hotmail.com
rep073.ne.kr - Email: KantuM37690@hotmail.com
rep073.or.kr - Email: KantuM37690@hotmail.com
rep074.co.kr - Email: KantuM37690@hotmail.com
rep074.ne.kr - Email: KantuM37690@hotmail.com
rep074.or.kr - Email: KantuM37690@hotmail.com
rep1051.co.uk
rep1051.me.uk
rep1051.org.uk
rep1051.uk.com
repak.co.kr - Email: limhomeslm@yahoo.co.uk
repak.kr - Email: limhomeslm@yahoo.co.uk
repak.ne.kr - Email: limhomeslm@yahoo.co.uk
repak.or.kr - Email: limhomeslm@yahoo.co.uk
repaz.co.kr - Email: Olb55768@yahoo.co.uk
repaz.kr - Email: Olb55768@yahoo.co.uk
repaz.or.kr - Email: Olb55768@yahoo.co.uk
repek.co.kr - Email: limhomeslm@yahoo.co.uk
repek.ne.kr - Email: limhomeslm@yahoo.co.uk
repek.or.kr - Email: limhomeslm@yahoo.co.uk
repey.co.kr - Email: Olb55768@yahoo.co.uk
repey.kr - Email: Olb55768@yahoo.co.uk
repey.ne.kr - Email: Olb55768@yahoo.co.uk
repey.or.kr - Email: Olb55768@yahoo.co.uk
repia.co.kr - Email: Olb55768@yahoo.co.uk
repia.kr - Email: Olb55768@yahoo.co.uk
repia.ne.kr - Email: Olb55768@yahoo.co.uk
repia.or.kr - Email: Olb55768@yahoo.co.uk
repik.co.kr - Email: limhomeslm@yahoo.co.uk
repik.kr - Email: limhomeslm@yahoo.co.uk
repik.or.kr - Email: limhomeslm@yahoo.co.uk
repok.co.kr - Email: limhomeslm@yahoo.co.uk
repok.kr - Email: limhomeslm@yahoo.co.uk
repok.ne.kr - Email: limhomeslm@yahoo.co.uk
repok.or.kr - Email: limhomeslm@yahoo.co.uk
repoy.co.kr - Email: Olb55768@yahoo.co.uk
repoy.kr - Email: Olb55768@yahoo.co.uk
repoy.ne.kr - Email: Olb55768@yahoo.co.uk
repoy.or.kr - Email: Olb55768@yahoo.co.uk
repo1i1.co.uk
repo1i1.me.uk
repo1i2.co.uk
repo1i2.me.uk
repo1i3.co.uk
repo1ie.co.uk
repo1io.co.uk
repo1iq.co.uk
repo1iq.me.uk
repo1it.me.uk
repo1iw.co.uk
repo1iw.me.uk
repo1ix.co.uk
repo1ix.me.uk
Name servers of notice:
ns1 .skcrealestate.net - 89.238.165.195 - Email: support@skrealty.net
ns1 .addressway.net - 89.238.165.195 - Email: poolbill@hotmail.com
ns1 .skcpanel.com - 64.20.42.235 - Email: support@sk.com
ns1 .holdinglory.com - 64.20.42.235 - Email: greysy@gmx.com
ns1 .skcres.com - 64.20.42.235 - Email: hr@skc.net
ns1 .x-videocovers.net - 64.20.42.235 - Email: storylink@live.com
Interestingly, researchers from M86 Security gained access to the web malware exploitation kit used in a previous campaign:
"It has been up and running and serving exploits for nearly a day. In this time almost 40,000 unique users have been exposed to these exploits, and the Zeus file has been downloaded over 5000 times. These downloads do not include the PhotoArchive.exe file downloads that a user may be tricked into downloading and executing themselves."
Updated will be posted as soon as new developments emerge.
Related coverage of the gang's previous campaigns:
Tax Report Themed Zeus/Client-Side Exploits Serving Campaign in the Wild
PhotoArchive Crimeware/Client-Side Exploits Serving Campaign in the Wild
Facebook/AOL Update Tool Spam Campaign Serving Crimeware and Client-Side Exploits
Pushdo Serving Crimeware, Client-Side Exploits and Russian Bride Scams
Outlook Web Access Themed Spam Campaign Serves Zeus Crimeware
Pushdo Injecting Bogus Swine Flu Vaccine
"Your mailbox has been deactivated" Spam Campaign Serving Crimeware
Ongoing FDIC Spam Campaign Serves Zeus Crimeware
The Multitasking Fast-Flux Botnet that Wants to Bank With You
This post has been reproduced from Dancho Danchev's blog. Follow him on Twitter.
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