(e.g., incident response steps, further technical analysis) Malware Analysis Report - CISA
The file is an encrypted archive associated with a known Malware Analysis Report issued by CISA, specifically linked to the CovalentStealer malware family. Executive Summary BDM5-20.7z
The malware within this archive employs several sophisticated anti-analysis and evasion techniques: The archive contains a highly obfuscated malware sample
(e.g., SIEM alert, suspicious email, manual discovery) System Type (e.g., server, workstation, air-gapped network) Indicators of Compromise (IoCs) SHA-256 Hash ntstatus
It uses an with a hardcoded string ( hrjio2mfsdlf235d ) to process variables. The final decoded payload is typically named result.exe .
The archive contains a highly obfuscated malware sample that uses machine-specific hardware IDs to prevent independent analysis. CovalentStealer.
The file is heavily obfuscated and often bypasses standard YARA rules and signature-based antivirus detection during the initial stages of infection. Indicators of Compromise (IoCs) SHA-256 Hash ntstatus.exe