PDF malware analysis — malicious · 29f556a13bfcae35

MALICIOUS

PDF

5.4 KB Created: sdtres

MD5: fd2f7ad2ec28d8245a81349a83342c2a SHA-1: 0babb0895bdfa29cece4948f7d74fdd89bb55ab6 SHA-256: 29f556a13bfcae353f3bf463d0e897638030a21f20bf8f23e5182ec87f23fd9c

210 Risk Score

Malware Insights

The PDF file contains an XFA form and triggers the CVE-2010-0188 exploit, which is designed to execute embedded content. A JavaScript file was extracted from a decompressed stream, indicating that the exploit likely downloads and executes a second-stage payload. The ClamAV detection confirms the malicious nature of the embedded exploit.

Heuristics 6

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

PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
ClamAV: Pdf.Exploit.CVE_2010_0188-10 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.CVE_2010_0188-10
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
Embedded script payload in PDF stream medium PDF_EMBEDDED_SCRIPT_PAYLOAD

PDF stream bytes contain an HTML/XFA <script> tag without accompanying Windows shell-execution primitives — common in accessible XFA forms but worth surfacing for analyst review.
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
`stream_001_off00000422.js` `00b35342d5f0f5abf48c5038ff1c0adcf7813ca6428f3d4acc21a33ddc8b21f3`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x422	32656 bytes
Detection ClamAV: Pdf.Exploit.CVE_2010_0188-10 Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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