Deep Dive into a Dumped Malware without a PE Header


This analysis is part of an incident investigation led by the FortiGuard Incident Response Team.

Fortiguard Incident Response Team discovered malware that had been running on a compromised machine for several weeks. The threat actor had executed a batch of scripts and PowerShell to run the malware in a Windows process. Although obtaining the original malware executable was difficult, a memory dump of the running malware process and a full memory dump of the compromised machine (the “fullout” file, size 33GB) were successfully acquired.

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Source: Fortinet


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