PDF malware analysis — malicious · d68943c98100258e

MALICIOUS

PDF

3.8 KB Authoring application: rxode (via va)

MD5: 595a1fecd117561cf5ef278ce6017707 SHA-1: 735b478e839207d62f2746536c783a41ac3ad178 SHA-256: d68943c98100258e1866b9981ba79198d8e86ce139e2d3a5dea18eb36aff4ef9

98 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains an embedded XFA form and triggers the CVE-2010-0188 exploit, indicating it is designed to compromise systems running vulnerable versions of Adobe Reader. The embedded file and script payload suggest a downloader or dropper functionality, aiming to execute further malicious code. The exploit targets a known vulnerability in Adobe Reader's handling of XFA forms.

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` `7db9ecf94172b94273717b4ae5265cd9ac93488a52643bb3f8b3c9df82837ed6`	pdf-embedded-file	PDF EmbeddedFile object 41 at offset 0x53	9821 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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