MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains numerous embedded links, many of which point to a redirector URL known for malicious activity. The heuristic firings indicate that the PDF is designed as a link farm, likely to deceive users into clicking through to malicious sites under the guise of accessing documents. The primary redirector identified is https://ttraff.cc/wix?keyword=archive+verb+form, which is flagged as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.cc/wix?keyword=archive+verb+form In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_6b9d02e285a54026bd3ac5b8948e1543.pdfIn PDF document text
- https://static.usrfiles.com/ugd/5fd5c1_7ebc3d04a1cc48efa8f3f9eacefbb7b3.pdfIn PDF document text
- https://static.usrfiles.com/ugd/68ec51_811ea330f83f453c8e08c1e0a418c5b1.pdfIn PDF document text
- https://static.usrfiles.com/ugd/89064d_2b683721fee64fdcac70ee8eea2d152d.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8974/0441/files/factoring_polynomials_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6470/4662/files/43590571361.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6424/5925/files/on_my_way_da_tweekaz_remix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0174/1463/files/zipagagukinewabupe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0145/4500/files/pazizijonasepokimafuje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0084/7781/files/49099457011.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4568/2328/files/minecraft_cop_games.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1555/2672/files/bleacher_report_football_rankings_podcast.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5481/6667/files/nisisijefunovalavaluneju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2941/3544/files/brainy_betty_free_ppt_templates.pdfIn PDF document text
- https://static.usrfiles.com/ugd/71fd01_47742774472a4546b6e20dc787e24bef.pdfIn PDF document text
- https://static.usrfiles.com/ugd/f0e51d_bb50b656e29c4c4b9a2c14445371ba86.pdfIn PDF document text
- https://static.usrfiles.com/ugd/1c8c6c_782a96066dae40ce9c6fef7d9b885902.pdfIn PDF document text
- https://static.usrfiles.com/ugd/aa14a9_a548b2ff7067454188bdc411b72d4ca5.pdfIn PDF document text
- https://static.usrfiles.com/ugd/be19e1_e9db03f71bcb4b3d94ea2c2b680710be.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006477.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6477 | 4888 bytes |
SHA-256: 89f92aabdde7004ffbf98a33738a0a22c289392037cdae2ac32d21fbf347f137 |
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font_01_sfnt_off000074fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74FD | 15880 bytes |
SHA-256: 62255c31b1d051ceb93e84923525e12b3256d0b1e90e558050b871bf00990fdc |
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font_02_sfnt_off0000a6c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6C9 | 16060 bytes |
SHA-256: 4c0a3f0893f5e69c6acf0c6b7f036872587aec6188c41bdd40a009ab43c82216 |
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