PDF malware analysis — malicious · b55f5c5d06294b6c

MALICIOUS

PDF

10.4 KB

MD5: 7ccd027661c1f4367ab2bbee3739919a SHA-1: 5e8965812107357e3fa80a7d4e1b7daacd74fb39 SHA-256: b55f5c5d06294b6c1ac701a4bacaf60e80e3e673895edb7c51ab9924d170c7a5

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, including obfuscated content and an embedded file. The ClamAV detection for 'Heuristics.PDF.ObfuscatedNameObject' strongly suggests malicious activity. The embedded file, named 'embedded_file_obj0001.bin', is likely a secondary payload. The XFA form and embedded file heuristics further support the assessment of a delivery mechanism for malware.

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` `de355634650f93185f814f85bafd799597a6a76d5f85b490df2964f607162272`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x82	13408 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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