PDF malware analysis — malicious · 382834d3aa749a48

MALICIOUS

PDF

4.0 KB

MD5: 95b7c87dc528bc8c7a04bb33ec61eba6 SHA-1: 1ab79c5a817f34d3bad33e92e03ed45fa873646f SHA-256: 382834d3aa749a48f26417d5fbc69591601f806a62f9551bdc8384aab3fa5045

218 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1559.001 Component Object Model

The PDF file contains an embedded TIFF image within an XFA form, which is a known vector for exploiting CVE-2010-0188 in Adobe Reader. ClamAV also detected the file as Pdf.Exploit.Pidief-3, indicating a malicious exploit. The embedded artifact, likely the payload, was also flagged by ClamAV.

Heuristics 7

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
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.
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` `688fea1778c27df6dce0ab6a8d73f06589a8e66c2935da9cbf781771694830fb`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x6C	13441 bytes
Detection ClamAV: Pdf.Exploit.Pidief-3 Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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