PDF malware analysis — malicious · a665bf8b0b4cc017

MALICIOUS

PDF

5.5 KB Created: qsdfsdf Authoring application: val

MD5: e372a0144d5ad063f0e50e711713f8d1 SHA-1: e53182aa671969386e3a35b09152369626273b81 SHA-256: a665bf8b0b4cc017723c267503e13623f6de8407f6ed055331bce7c5b3bac56f

160 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1566 Phishing T1566.001 Phishing: Spearphishing Attachment T1566.002 Phishing: Spearphishing via Service T1566.003 Phishing: Phishing via Service

The sample is a PDF document that exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms and LibTIFF processing. This exploit is designed to execute arbitrary code upon opening the document. An embedded script payload was also detected, further indicating malicious intent. The document body content is not directly indicative of a specific lure, but the exploit itself is the primary attack vector.

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_obj0006.bin` `596084e736ff4b377ed7eac215ec3c39c7e6c6da1bcb7fb90ab59bc909a8696a`	pdf-embedded-file	PDF EmbeddedFile object 6 at offset 0x42C	33533 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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