Malware

JSOUTFMUT

For your environment

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MITRE ATT&CK

Techniques & procedures

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

Initial Access

1 technique

T1091Replication Through Removable MediaEvidence1

...generating a fresh variant every hour and copying itself to removable drives and network shares.

Execution

1 technique

T1059.005Visual BasicEvidence1

JSOUTFMUT, discovered by GTID in June 2024, was a VBScript dropper that received its mutations from an external LLM.

Stealth

1 technique

T1027Obfuscated Files or InformationEvidence1

Its Thinking Robot module queried the Gemini Flash API for new obfuscation techniques, generating a fresh variant every hour...

Lateral Movement

2 techniques

T1091Replication Through Removable MediaEvidence1

...generating a fresh variant every hour and copying itself to removable drives and network shares.

T1570Lateral Tool TransferEvidence1

...generating a fresh variant every hour and copying itself to removable drives and network shares.

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app

cyber security newsNews

May 4, 2026

Threat Actors Use AI to Automate 0-Day Discovery and Exploitation at Machine Speed

VBScript dropper that uses an external LLM to mutate itself continuously. Its Thinking Robot module queries the Gemini Flash API for new obfuscation techniques, generates fresh variants hourly, and propagates via removable drives and network shares.

What this page doesn’t show

The version that knows your environment.

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IOC matching

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

Threat actor attribution

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 mapping4

Every documented technique, ranked by evidence weight.

Researcher chatter

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