MALWARE FAMILY
DeliveryCheck
Internal ID: win.delivery_check
1
aliases
Last seen:Mar 17, 2026
Intelligence Profile
According to CERT-UA, this malware makes use of XSLT (Extensible Stylesheet Language Transformations) and COM-hijacking. Its specificity is the presence of a server part, which is usually installed on compromised MS Exchange servers in the form of a MOF (Managed Object Format) file using the Desired State Configuration (DCS) PowerShell tool), effectively turning a legitimate server into a malware control center.
Threat Analysis
DeliveryCheck is a malware family tracked by threat intelligence researchers and catalogued in the Malpedia dataset. It represents a distinct malicious software lineage with identifiable code characteristics, behaviors, and victimology.
External References
Quick Facts
TypeMalware Family
Aliases1
Also Known As
win.delivery_check
Research Links
Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.