PDF malware analysis — malicious · 5212fc15c8ae4f3a

MALICIOUS

PDF

4.0 KB

MD5: e68a3bceebbca7d7445a8b596293b613 SHA-1: 15eaa794fef29f5518d7a3faac2737ebbfd3f5d7 SHA-256: 5212fc15c8ae4f3aab9a732a211c116383f4ff798ab214e38210fe47571d8191

160 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution T1566.001 Phishing: Spearphishing Attachment

The PDF file contains an embedded TIFF image that exploits CVE-2010-0188 in Adobe Reader. This vulnerability allows for arbitrary code execution when the PDF is opened. The ClamAV detection and multiple PDF-specific heuristics confirm the malicious nature of the file, indicating it's a dropper for further malicious activity.

Heuristics 6

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains XFA image data with an inline crafted TIFF payload and shellcode/delivery markers. This is the data-bound variant of the CVE-2010-0188 Adobe Reader LibTIFF/XFA exploit shape.
ClamAV: Pdf.Exploit.Pidief-3 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Pidief-3
ASCIIHexDecode filter (with exploit indicators) medium PDF_FILTER_HEX

Hex-encoding filter present alongside exploit delivery indicators — often used to hide payload or shellcode bytes
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` `af14c6fc9680c01416518038f595e846583f0d1e1b286f1766988e0967c10e00`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x6C	13441 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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