PDF malware analysis — malicious · dadc21a1bb6bcc3b

MALICIOUS

PDF

3.8 KB Authoring application: rxode (via va)

MD5: 66834ece240244ec431a81024977d849 SHA-1: 3d2cc24c6922ff31369c68a2b2b75beeb4bf2041 SHA-256: dadc21a1bb6bcc3b7b1d526827b2979c3ece6b206a2cd108766d8296c52a7e63

98 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The PDF file contains an embedded object and triggers a critical heuristic for CVE-2010-0188, indicating an exploit for Adobe Reader's LibTIFF XFA image processing. This suggests the file is designed to deliver a malicious payload by exploiting this known vulnerability. No document body text was available for further analysis.

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` `ae2b762c92c672ba7463ca238714b4b9fb88c5117fa920c4af2ce098a12aa411`	pdf-embedded-file	PDF EmbeddedFile object 41 at offset 0x53	9818 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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