MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, which is likely intended to lead the user to a malicious site or download. The document body, though heavily obfuscated, contains the same keyword found in the malicious URL, suggesting a lure. The presence of numerous other PDF links, many of which are benign, may be an attempt to blend in or to create a link farm.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.ru/wix?keyword=san+diego+clairemont+dmv+driving+tes
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/63d3ad_6193b1ef7ebe443cbdcec61f2d9e7211.pdf
- https://static.usrfiles.com/ugd/b8c837_588d24831d0d4f7ca37ccbc5fb22e7ae.pdf
- https://static.usrfiles.com/ugd/b8c837_841d7999e8ec4fa0a094d048a8089940.pdf
- https://static.usrfiles.com/ugd/0a593f_78ceee5b45b1496f9cfe5d3b5ac9396e.pdf
- https://static.usrfiles.com/ugd/b8c837_019096de12f24e95a47cbc0fdde67012.pdf
- https://static.usrfiles.com/ugd/87fdc7_0574c9fca9b64a8aa8931d2eced2c2c6.pdf
- https://static.usrfiles.com/ugd/b8c837_455e295a74104e64b1b901251d27e431.pdf
- https://static.usrfiles.com/ugd/b8c837_3cc6f02fb8b14d88ac3c5a7bb30b2a08.pdf
- https://cdn.shopify.com/s/files/1/0439/1796/7528/files/xaputapeg.pdf
- https://cdn.shopify.com/s/files/1/0441/2263/6440/files/aptitude_questions_and_answers_for_gate_exam.pdf
- https://static.usrfiles.com/ugd/b8c837_4a4cee9358854ee29a3e77308ee60d54.pdf
- https://static.usrfiles.com/ugd/b8c837_84a0b93aa568496e8e1fa3454ffecf22.pdf
- https://static.usrfiles.com/ugd/696b8a_ff968651d4604b609185c3bc53576d86.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004d28.bin75203995c47d41ac8f1e0001b55c3cc143078d63a86535067455715bb25f8192 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4D28 | 5420 bytes |
font_01_sfnt_off00005f7f.bin0034c5d8b24cfc559744da57a08d63258c9df5df749c832db87727a09be14c7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F7F | 10060 bytes |
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