PDF malware analysis — malicious · 89b39aac6574ece2

MALICIOUS

PDF

5.9 KB Created: 2134-56-78 65:43:23

MD5: 2b645f73e067c78fce3e0400f0c3f89e SHA-1: 50f9483ecc8909ef84cbf88910ff2c926a85f24f SHA-256: 89b39aac6574ece22b4efcabde3c5034be0ae340fb407aca88202412d3ef0d0f

160 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1204.002 Malicious Link: Malicious File

The PDF file contains an embedded XFA form and triggers the CVE-2010-0188 exploit, indicating it's designed to compromise systems running vulnerable versions of Adobe Reader. The embedded file and script payload further support its role as a dropper for malicious content. The exploit targets Adobe Reader's handling of LibTIFF images within XFA forms.

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
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.
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_obj0008.bin` `66d72b689836b6ab6e669813bd4f52b4d2d5fcfffaf7f2f82f72406f47bb200b`	pdf-embedded-file	PDF EmbeddedFile object 8 at offset 0x433	78049 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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