JSS Loader

ATP Sandbox Adv. Heuristics

Stats

First seen: May 2022
Last seen: September 2026

MITRE ATT&CK techniques

7 techniques across 3 tactics.

TA0001 Initial Access

T1566Phishing
- T1566.001Spearphishing Attachment

TA0002 Execution

T1053Scheduled Task/Job
- T1053.005Scheduled Task
T1059Command and Scripting Interpreter
- T1059.005Visual Basic
- T1059.007JavaScript
- T1059.001PowerShell
T1204User Execution
- T1204.002Malicious File

TA0011 Command and Control

T1105Ingress Tool Transfer

Associated groups

G0046FIN7

Alert name variants

Alert Name	Engine
ByteCode-MSIL.Spyware.JSSLoader	ATP Sandbox Adv. Heuristics

Related families

QakBot Emotet Valak Bumblebee Lokibot