Skip to main content
Mallory
Back to malware
MalwareUsed by 2 actors

Up Yours 3.0

Share:
For your environment

Hunt this family in your stack

Mallory pivots from this family to the IOCs, detections, and named campaigns that touch your stack, and pages you when something new lands.

THREAT ACTORS

Groups observed using it

2 distinct threat actors attributed by public researchers. Open in Mallory to see the full evidence chain and overlapping campaigns.

View more details
Global kOS

Will he reveal the back door to Up Yours 3.0?... This is the upgrade to the much feared version 3.0, which has already the topic of a Computer Emergency Response Team (CERT) alert.

via web archiveweb.archive.org
Technophoria

Will he reveal the back door to Up Yours 3.0?... This is the upgrade to the much feared version 3.0, which has already the topic of a Computer Emergency Response Team (CERT) alert.

via web archiveweb.archive.org
MITRE ATT&CK

Techniques & procedures

3 distinct techniques documented for this family, organized by ATT&CK tactic.

Stealth

1 technique
T1564Hide ArtifactsEvidence1
TacticStealth

Like 3.0, version 4.0 will run under Windows 95 or Windows NT and enables users to hide their identities so they can evade prosecution.

Impact

2 techniques
T1499Endpoint Denial of ServiceEvidence1
TacticImpact

The media wants the whole story of denial of service, Up Yours 3.0, the new release...

T1499.001OS Exhaustion FloodEvidence1
TacticImpact

These attacks automatically subscribed the targets to thousands of news groups, resulting in so much email traffic that it crashed the email systems of entire ISPs, temporarily preventing all users of the targeted online services from receiving email.

What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets match these IOCs, which detections are missing, which campaigns to expect next, and what to do in the next 30 minutes.
IOC matching

Match every observed IP, domain, and hash against your live telemetry.

Threat actor attribution2

Named campaigns wielding this family, with evidence pinned to each claim.

Exploited vulnerabilities

CVEs this family uses for access and lateral movement.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

MITRE ATT&CK mapping3

Every documented technique, ranked by evidence weight.

Researcher chatter

Reddit, Mastodon, and CTI community discussion around this family.