PDF malware analysis — malicious · b2b7df485baf4046

MALICIOUS

PDF

10.5 KB

MD5: 196df45c082d1a665309d3422fd90aff SHA-1: 7593d35c40423982ba118d8ecef99c51474cba6b SHA-256: b2b7df485baf404699e3cba3cb7bb236495961165b4b6faaed6217b8e3daf7e6

78 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1027 Obfuscated Files or Information

The PDF file exhibits characteristics of malicious intent through obfuscation and the embedding of an additional file. The ClamAV heuristic 'Heuristics.PDF.ObfuscatedNameObject' strongly suggests the presence of malicious code designed to evade detection. The embedded file, 'embedded_file_obj0001.bin', is likely a secondary payload. The XFA form and general obfuscation further support the malicious classification.

Heuristics 4

ClamAV: Heuristics.PDF.ObfuscatedNameObject critical CLAMAV_DETECTION

ClamAV detected this file as malware: Heuristics.PDF.ObfuscatedNameObject
Embedded file low PDF_EMBEDDED

PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_file_obj0001.bin` `532e3a506cb17ce07a844c2b1888318acd090fb1cf9dd52e9c781610875bca4b`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x80	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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