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Mallory
MalwareUsed by 1 actor

DEVSPOPPER

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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

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

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Contagious Interview

The delivered payload is a variant of the DEVSPOPPER remote access trojan, a cross-platform Node.js-based tool. It connects to a command-and-control server via WebSocket and uses HTTP for file exfiltration.

via cyber security newscybersecuritynews.com
MITRE ATT&CK

Techniques & procedures

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

Execution

1 technique
T1204.002Malicious FileEvidence1

These repositories look like legitimate projects but carry hidden malicious code that runs the moment the developer opens the folder.

Persistence

1 technique
T1546Event Triggered ExecutionEvidence1

The first abuses Visual Studio Code workspace files, specifically a hidden file called .vscode/tasks.json, configured to run automatically when the developer opens the project folder. When the developer accepts the workspace trust prompt, the malicious task executes without further interaction, fetching a backdoor from a remote URL or launching a disguised file inside the repository carrying the payload.

Privilege Escalation

1 technique
T1546Event Triggered ExecutionEvidence1

The first abuses Visual Studio Code workspace files, specifically a hidden file called .vscode/tasks.json, configured to run automatically when the developer opens the project folder. When the developer accepts the workspace trust prompt, the malicious task executes without further interaction, fetching a backdoor from a remote URL or launching a disguised file inside the repository carrying the payload.

Stealth

1 technique
T1497Virtualization/Sandbox EvasionEvidence1

The RAT detects and avoids CI/CD environments and cloud sandboxes, running only on real developer workstations, so automated pipeline scanning will miss it.

Discovery

1 technique
T1497Virtualization/Sandbox EvasionEvidence1

The RAT detects and avoids CI/CD environments and cloud sandboxes, running only on real developer workstations, so automated pipeline scanning will miss it.

Command and Control

2 techniques
T1071.001Web ProtocolsEvidence1

It connects to a command-and-control server via WebSocket and uses HTTP for file exfiltration.

T1219Remote Access ToolsEvidence1

The delivered payload is a variant of the DEVSPOPPER remote access trojan, a cross-platform Node.js-based tool.

Exfiltration

1 technique
T1041Exfiltration Over C2 ChannelEvidence1

It connects to a command-and-control server via WebSocket and uses HTTP for file exfiltration.

INDICATORS OF COMPROMISE

IOCs tracked for this family

1 indicator attributed across vendor reports, sandbox runs, and researcher write-ups. Full values are available in Mallory.

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Network
1 tracked

IPs, domains, and DNS infrastructure linked to this family.

TypeValueLatest sighting
domain●●●●●●●●●●●●View more in app22 days ago
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 matching1

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

Threat actor attribution1

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 mapping6

Every documented technique, ranked by evidence weight.

Researcher chatter

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