PDF malware analysis — malicious · 85b3d0943a6a2fdf

MALICIOUS

PDF

2.6 KB

MD5: 786a6355547489a65ea3c861d5172eb9 SHA-1: 2c5ca41b25000f13604fbba015cb2e362dd12719 SHA-256: 85b3d0943a6a2fdf2d9d4beeafb28f054b5e74368f814cc62510c7d7d2c8fc39

138 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The file is a PDF document that contains an embedded XFA form with a malicious TIFF image payload. Static analysis identified a critical heuristic match for CVE-2010-0188, indicating exploitation of a vulnerability in Adobe Reader's LibTIFF component. This exploit is designed to execute arbitrary code, likely leading to the download and execution of a second-stage payload.

Heuristics 5

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.Dropped-90 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Dropped-90
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` `7670a63c67af899c833aab572959b6a7400220ef0c4b9674db79011b7c7e78bd`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x5D	13473 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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