Web threats

What attackers put on the web.

Every day Ohey loads the web's worst pages and records what attackers have put on them: fake checks, skimmers, spam, backdoors, phishing pages and the kits that run them.

ClickFix

32,869 sites in the last 30 days

ClickFix is a fake verification page injected into a legitimate website. It tells the visitor to paste a command into Windows Run or a terminal, and that command installs malware. Since 1 August we have matched ClickFix code on 58,468 sites.

Open the ClickFix command tracker

EtherHiding

27,405 sites in the last 30 days

EtherHiding is a loader technique that lets code on an infected website read its next script or address from a smart contract. Since 1 August we have matched EtherHiding code on 46,746 sites.

Open the EtherHiding contract tracker

Fake browser updates

748 sites in the last 30 days

A fake browser update is a download lure injected into a compromised website. It selects visitors, replaces the page with an update prompt and asks them to run a file. Since 1 August we have matched fake-update code on 1,944 sites.

Web skimmers

446 sites in the last 30 days

Web skimmers are scripts planted on compromised online stores. They read the real checkout fields or draw a fake payment form, then send the shopper's entries to a collector. Since 1 August we have matched web-skimmer code on 657 sites.

Phishing kits

7,681 sites in the last 30 days

Phishing kits build fake sign-in, document and payment pages that collect what a visitor enters or relay it to a real service. Since 1 August we have matched phishing-kit code on 18,575 sites.

SEO spam

5,276 sites in the last 30 days

SEO spam uses a legitimate website to promote unrelated search results. Attackers inject hidden backlinks, remote link loaders or doorway-page code into the site. Since 1 August we have matched SEO-spam code on 7,412 sites.

Affiliate fraud

1,298 sites in the last 30 days

Affiliate fraud uses injected scripts and deceptive pages to manufacture tracked visits, clicks or conversions. The code redirects visitors, opens hidden affiliate routes or turns ordinary controls into paid clicks. Since 1 August we have matched affiliate-fraud code on 2,122 sites.

PHP backdoors

820 sites in the last 30 days

PHP backdoors are files or injected hooks that give an attacker continued access to a website. They can expose a webshell, grant a WordPress administrator session, hide an account, log passwords or load more code. Since 1 August we have matched PHP-backdoor code on 1,134 sites.

Tech-support scams

446 sites in the last 30 days

Tech-support scams use fake security alerts and browser locks to press visitors into calling an attacker-supplied phone number. Compromised websites send visitors to the warning page through injected loaders and redirects. Since 1 August we have matched this code on 723 sites.

Wallet drainers

139 sites in the last 30 days

Wallet drainers use fake mint, payment, trading and wallet-repair pages to get visitors to sign away funds or permission to spend them. The page loads a script that connects the wallet and prepares the request. Since 1 August we have matched wallet-drainer code on 482 sites.

iOS exploit kits

770 sites in the last 30 days

iOS exploit kits use browser vulnerabilities to attack iPhones through a website visit. Compromised pages carry hidden frames that load a router or dispatcher, which selects code for the visitor's device and iOS version. Since 1 August we have matched iOS exploit-kit code on 772 sites.

Fake software downloads

20 sites in the last 30 days

Fake software download sites copy the pages of free Windows tools on look-alike domains. Their Download buttons fetch a ZIP from a server the site looks up at click time, and the page then walks the visitor through extracting and running it. Since 1 August we have matched this code on 20 sites.

Threats compared

Threats with the most sites in the last 30 days first. Phishing kits and wallet drainers mostly run on sites the attackers set up; the other threats run on compromised websites. One site can carry more than one threat. The last column counts compromised websites recaptured at least 25 days after their first match, where there are at least 50.

ThreatLast 30 daysAll sitesNew in OctoberNamed kitsStill serving 25 days on
ClickFix32,86958,46816,4995983% of 22,877
EtherHiding27,40546,74613,9362683% of 19,172
Phishing kits7,68118,5759,97429
SEO spam5,2767,4123,469282% of 2,557
Affiliate fraud1,2982,122946578% of 622
PHP backdoors8201,134218391% of 565
iOS exploit kits7707724501
Fake browser updates7481,944131181% of 819
Web skimmers446657117487% of 324
Tech-support scams446723238282% of 170
Wallet drainers1394821002
Fake software downloads202021

The busiest kits

The 10 kits on the most sites in the last 30 days, across every threat.

KitThreatLast 30 daysNew in OctoberFirst match
LenAIClickFix8,5985,230
ChainBiteClickFix8,0495,154
GzipGnawClickFix2,9441,016
OverlayWarClickFix2,6941,575
LA02ClickFix1,7641,528
DriveSurgeClickFix1,598459
SmartApeSGClickFix1,597302
BranchHopClickFix1,460918
BW panelClickFix1,357596
MassCollectPhishing kits1,3114,603

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