MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a heuristic firing for linking to known malicious redirector infrastructure, specifically pointing to 'ttraff.ru'. The document body, though heavily obfuscated, contains URLs that are likely part of a link farm designed to improve search engine ranking for specific keywords, a common tactic for SEO spam. The primary malicious URL is 'https://ttraff.ru/pify?keyword=washington+food+handlers+permit+test+answers', which is likely used to redirect users to further malicious content.
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/pify?keyword=washington+food+handlers+permit+test+answers
- http://kugivivog.ritecookware.com/uploads/1/3/1/4/131453960/f43badd.pdf
- http://lekagarup.tcjff.com/uploads/1/3/1/4/131409474/wuvumomodumamede.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/8686/3783/files/60264864546.pdf
- https://cdn.shopify.com/s/files/1/0431/5014/7745/files/vewenuwonelelemivid.pdf
- https://cdn.shopify.com/s/files/1/0433/4977/0395/files/life_s_unanswered_questions_funny.pdf
- https://cdn.shopify.com/s/files/1/0461/0690/2691/files/desasavuwagifetaf.pdf
- https://cdn.shopify.com/s/files/1/0434/0088/8483/files/star_wars_cantina_song_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0435/7029/9048/files/awdhesh_premi_ka_bhojpuri_song_video.pdf
- https://cdn.shopify.com/s/files/1/0431/0233/9232/files/highway_to_heaven_season_5_episode_guide.pdf
- https://cdn.shopify.com/s/files/1/0427/9091/2159/files/cs_source_2.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/41557636134.pdf
- https://cdn.shopify.com/s/files/1/0432/4163/5997/files/39626905699.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_off00005e11.bin79bf773908fde7a6eca047013818427e13b471269a1f21b4e96e7bc7a56d4aa1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E11 | 5560 bytes |
font_01_sfnt_off000070e2.bin2ff821c1d930b55b7ceb907a6150dc534dabff31ecd5093583f7b3a4f8591ab3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70E2 | 10760 bytes |
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