PDF malware analysis — malicious · e49ded5dcba68481

MALICIOUS

PDF

3.9 KB Authoring application: rxode (via va)

MD5: d18e80b25f8e575799030de8dc636a0b SHA-1: 4b57fa121b6ccd713b517342214fb63cca65298d SHA-256: e49ded5dcba684812837ee73f626585fa109604425794105ab4b29792c044f2d

98 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1204.002 Malicious Link: Malicious File T1566 Phishing T1566.001 Phishing: Spearphishing Attachment T1566.002 Phishing: Spearphishing Link

The PDF file contains an embedded XFA form that triggers a critical vulnerability, CVE-2010-0188, which is known to exploit Adobe Reader. This exploit likely leads to the execution of a secondary payload, indicated by the embedded script payload heuristic. The file's structure and exploit suggest a malicious intent to compromise the user's system upon opening.

Heuristics 5

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.
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_obj0041.bin` `71f9d47a92d70a78acc6a02e2ac15dfdad7cbfcd1aea63b3e7026ce2c373f617`	pdf-embedded-file	PDF EmbeddedFile object 41 at offset 0x53	9823 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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