MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
T1059.007 JavaScript
The PDF contains heuristics indicating it links to malicious redirector infrastructure and is part of a link farm on disposable hosting. The presence of a visual download button lure further supports a malicious intent. While no scripts were extracted, the embedded URLs are the primary mechanism for delivering a payload, likely leading to further malicious activity.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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 is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://yafferge.ru/award?keyword=advanced+trainer+second+edition+with+answers+pdf+free+download In PDF document text
- http://srakan.space/how_do_i_get_my_hdmi_to_work_on_my_toshiba_tv4oflb.pdfIn PDF document text
- http://topfrag.rip/24815949221dndux.pdfIn PDF document text
- http://nibelv.xyz/860960170161x72f.pdfIn PDF document text
- http://timelessdecorum.com/228321512587dg32.pdfIn PDF document text
- http://wejnpowk.space/samsung_washing_machine_servicing_near_mea9kr4.pdfIn PDF document text
- http://wozutujetotox.iblogger.org/bstc_solved_paper_2018.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4456728/normal_5ffc4c1e4b7e8.pdfIn PDF document text
- http://dodapim.22web.org/is_braun_series_3_good.pdfIn PDF document text
- http://good-production11.site/24868001947jmhwt.pdfIn PDF document text
- http://tiktoktop.design/the_great_depression_facts_america1lpzs.pdfIn PDF document text
- http://arthromedshop.xyz/zmodo_camera_systemesvt3.pdfIn PDF document text
- http://trastqort.online/funlux_camera_wiringpoz4n.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4410443/normal_6041c627ec6c0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://nuvofuniwurux.epizy.com/boucherie_cursive_font_free.pdfIn PDF document text
- https://cda84be5-0c54-4c05-8389-97bb004c798d.filesusr.com/ugd/fa9f00_87bae5a8fde34efb8a32e1a4b9ad6883.pdf?index=trueIn PDF document text
- https://c2267750-1f6d-4c2f-944a-eb302c7f07d7.filesusr.com/ugd/93971e_674ab9dc5c5f4f56941be42a042ef373.pdf?index=trueIn PDF document text
- https://7095e710-59ac-4d27-8a5a-f3bbcaf65deb.filesusr.com/ugd/418e76_ec554dee2bbb4cc1a0a2f5231c183547.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/813114cf-6061-4aa4-9622-0803c080de51/hearts_of_iron_3_tutorial.pdfIn PDF document text
- http://fefamoru.rf.gd/orthopedic_clinical_examination.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f684e0ea-c1d8-4553-8ed7-b83e4a460a07/random_sum_product_networks.pdfIn PDF document text
- https://315736c7-1030-4200-8d24-05c9f4951019.filesusr.com/ugd/d19ca0_ae79fe0c56fc44c3b89c645505bdf32f.pdf?index=trueIn PDF document text
- https://3794eb9c-cc8b-492c-aecc-44533f76aaa6.filesusr.com/ugd/1ee69b_10769c5955de4eb185cf06097622b420.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/90e2f273-bfb2-4f06-9732-587ecd2ecba2/54237657305.pdfIn PDF document text
- http://vexukaxazixaxet.epizy.com/shampoodle_guide_animal_crossing_new_leaf.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00012570.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12570 | 5384 bytes |
SHA-256: 47bbfe51d06be1bd76c92f0f0a5503a9791052269559f980ebe5ff4acc2519a6 |
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font_01_sfnt_off000137d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x137D2 | 13640 bytes |
SHA-256: 19136b95b7d49e29a66127cf827367259f1d564839cabed44603e42d253b4ba8 |
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