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Device Code Phishing

A phishing technique abusing OAuth device-authorization flows, tricking victims into entering an attacker's code to steal valid login tokens.

Current stories

securityConfirmed2 publishers

Wazza phishkit screens visitors through a multi-stage chain before serving its Adobe device-code lure

ANY.RUN says the Wazza phishkit routes visitors through a multi-stage filtering chain before serving an Adobe-themed device-code phishing page. The chain screens out automated traffic, so the first link gives banking, government and manufacturing defenders little to analyze.

Reality

Evidence42
Adoption
Not scored
Hype gap+25
Incentives78
Confidence55
securityConfirmed3 publishers

Storm-3121 callers demand an urgent passkey update to harvest Microsoft 365 session tokens

Microsoft has tracked passkey- and SSO-themed help desk impersonation since May 2026, with the calls steering employees into adversary-in-the-middle proxies and device-code grants that hand over live Microsoft 365 sessions.

Perspective Coverage

3 publishers
Builder
Builder 25%
Operator
Operator 63%
Investor
Investor 12%

Reality

Evidence72
Adoption
Not scored
Hype gap+10
Incentives35
Confidence70
securityOne report1 publisher

Attackers used legitimate remote management tools in 45% of endpoint incidents Huntress logged

Huntress found legitimate remote management software abused in 45% of the endpoint incidents it logged in the first quarter of 2026. A rogue copy can behave like IT's approved one, so defenders have to know which tools are sanctioned and how each install arrived.

Reality

Evidence45
Adoption55
Hype gap+5
Incentives
Not scored
Confidence55
securityOne report1 publisher

CSuite phishing splits between Microsoft 365 session theft and remote-management installs

ANY.RUN tied 351 sandbox analyses to CSuite, a phishing operation that steals Microsoft 365 sessions or installs ScreenConnect or Action1 for remote access. Resetting credentials leaves the remote-access half of an intrusion in place.

Reality

Evidence45
Adoption
Not scored
Hype gap+20
Incentives80
Confidence45
securityConfirmed8 publishers

EvilTokens rented an AI-powered inbox-scanning tool and a device-code MFA bypass for a $1,500 fee plus $500 a month

Microsoft's Digital Crimes Unit and its partners pulled down the EvilTokens phishing service about seven months after it launched, and British police arrested its two suspected operators. The authentication technique it sold survives on other platforms.

Perspective Coverage

8 publishers
Builder
Builder 25%
Operator
Operator 60%
Investor
Investor 15%

Reality

Evidence66
Adoption58
Hype gap+18
Incentives62
Confidence64
securityOne report1 publisher

Device code phishing collects tokens from a sign-in page that is genuinely Microsoft's

The OAuth device authorization grant was built for smart TVs and printers. Kits such as EvilTokens use it to get victims to approve an attacker's sign-in on a page that really is Microsoft's, MFA included.

Publishers:malwarebytes.com

Reality

Evidence55
Adoption20
Hype gap+12
Incentives70
Confidence55
leadershipOne report1 publisher

EvilTokens phishing kit abused device code sign-in to compromise 12,000 inboxes

Microsoft says the phishing-as-a-service platform reached more than 12,000 inboxes at over 10,000 organizations in seven months by abusing a legitimate OAuth flow, and its Digital Crimes Unit has now disrupted the infrastructure behind the service.

Publishers:microsoft.com

Reality

Evidence58
Adoption62
Hype gap+20
Incentives76
Confidence57
securityOne report1 publisher

eSentire finds GhostCode phishing Microsoft device codes through web contact forms

eSentire's Threat Response Unit says the GhostCode kit abuses Microsoft's OAuth 2.0 device authorization grant, and the lure reached targets in late August 2026 as a procurement inquiry filed through a company's own web form.

Publishers:esentire.com

Reality

Evidence48
Adoption32
Hype gap+20
Incentives78
Confidence45
leadershipOne report1 publisher

Microsoft folds Storm-2372 into Midnight Blizzard 17 months after first naming it

The device code phishing cluster Microsoft disclosed in February 2025 is now assessed as an initial access arm of Midnight Blizzard. The sign-in flow the campaign abused works as designed, so the remedy is configuration.

Publishers:microsoft.com

Reality

Evidence60
Adoption55
Hype gap−12
Incentives72
Confidence58
leadershipOne report1 publisher

Revoking the stolen tokens left GhostCode's Intune device inside the tenant

eSentire says a phishing kit called GhostCode used Microsoft's device-code flow to register three devices within 77 seconds of a victim completing MFA, and one of them stayed enrolled in Intune until it was explicitly removed.

Publishers:csoonline.com

Reality

Evidence58
Adoption30
Hype gap+12
Incentives60
Confidence55
securityOne report1 publisher

N0va captures refresh tokens from sign-ins the identity provider itself approved

ANY.RUN says the kit lures staff with Teams, DocuSign and Dropbox pages, walks them through a genuine device code sign-in, and then takes the access and refresh tokens to register a device of its own.

Reality

Evidence25
Adoption20
Hype gap+45
Incentives85
Confidence60
leadershipOne report1 publisher

Fake helpdesk calls use the passkey rollout as the pretext for Microsoft 365 intrusions

Microsoft has tracked intrusions since May in which callers posing as IT told employees a passkey update was due, then steered them to a phishing page or a device-code prompt. The enrollment step is where the chain starts.

Publishers:csoonline.com

Reality

Evidence55
Adoption35
Hype gap−5
Incentives60
Confidence58
leadershipOne report1 publisher

Click-time code generation strips the 15-minute limit out of device code phishing

Microsoft's researchers describe a device code phishing campaign that minted fresh codes the moment a target clicked, defeating the expiry that used to hold these attacks down. The flow it abuses is only needed by hardware that cannot show a login page.

Publishers:microsoft.com

Reality

Evidence55
Adoption45
Hype gap+20
Incentives65
Confidence60
buildOne report1 publisher

A passkey 'upgrade' call ends with the attacker's phone number registered as an MFA method

Microsoft Security Research describes callers posing as IT staff to get a Microsoft 365 session relayed or minted to their own client. The lasting damage comes from the MFA method they then register.

Publishers:dev.to

Reality

Evidence55
Adoption40
Hype gap+15
Incentives55
Confidence55
securityOne report1 publisher

"Work PC" beats DESKTOP-XXXXXXXX: Entra device-join detection needs a new anchor

Wiz says rogue device registrations are drifting toward benign names, while nearly one in seven Entra tenants saw such an attack in 90 days. Naming strings were never the signal.

Publishers:wiz.io

Reality

Evidence42
Adoption55
Hype gap+30
Incentives78
Confidence45