MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded URLs that point to a known malicious redirector, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains text related to a worksheet and the malicious URL, suggesting a lure. The PDF_SEO_LINK_FARM heuristic indicates a large number of outbound links, many of which are to external PDFs, further supporting the malicious intent of redirecting users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 3
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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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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://gettraff.ru/strik?keyword=the+pythagorean+theorem+and+its+converse+worksheet+practice+8-1
- https://cdn-cms.f-static.net/uploads/4388432/normal_5f8d629484a84.pdf
- https://cdn-cms.f-static.net/uploads/4366407/normal_5f9556ce7254d.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/cf3aeaa4-b835-4657-891e-6fa3375919c1/86907366746.pdf
- https://uploads.strikinglycdn.com/files/a41831bd-b502-4702-89ef-5630e45ddf8e/gogomu.pdf
- https://uploads.strikinglycdn.com/files/f2646d08-86d4-4b7b-b5f6-594fcfc8f864/nopunavajegopake.pdf
- https://uploads.strikinglycdn.com/files/fd3da063-69f6-4505-827f-804a95366666/zitiwerogufipak.pdf
- https://uploads.strikinglycdn.com/files/90d8c1b8-294a-4eb9-9e5f-8c22a079d7b3/28141047948.pdf
- https://s3.amazonaws.com/najubu/jaborujivajidub.pdf
- https://s3.amazonaws.com/xafaxotaful/psychological_testing_and_assessment_cohen_free.pdf
- https://cdn.shopify.com/s/files/1/0437/1084/0981/files/medujazamowivunarozewuwop.pdf
- https://uploads.strikinglycdn.com/files/375035b4-1446-4612-b8fe-b70be2d926f9/safety_first_thermometer_instructions.pdf
- https://s3.amazonaws.com/litunux/absurd_person_singular_script.pdf
- https://uploads.strikinglycdn.com/files/e61a5c4a-9328-4e40-9397-9fc52bdf7950/momo_traders_brady_dahl.pdf
- https://uploads.strikinglycdn.com/files/fb76336f-388c-452c-bea7-329a8c5b9118/noruromewotomurafar.pdf
- https://cdn.shopify.com/s/files/1/0498/7401/0273/files/59876510839.pdf
- https://uploads.strikinglycdn.com/files/1dfa2c7f-b4fd-445d-b5c5-31fa5cafb914/scholastic_reading_comprehension_gra.pdf
- https://uploads.strikinglycdn.com/files/0606aa86-a49b-4ce1-a988-86da6996cd8f/lakituk.pdf
- https://s3.amazonaws.com/kewuxejikiwe/biblia_catolica_para_nios_ilustrada.pdf
- https://s3.amazonaws.com/migivewuwe/b_tech_information_technology_syllabus.pdf
- https://uploads.strikinglycdn.com/files/be8d49f5-6cd2-4fca-a084-f7226a69ab8b/10775732762.pdf
- https://cdn.shopify.com/s/files/1/0430/1484/8671/files/recessed_dryer_vent_box_lowes.pdf
- https://uploads.strikinglycdn.com/files/3335fd59-e468-4ac1-9cc2-59b59cbf3e6a/bodadomivedov.pdf
- http://scripts.sil.org/OFL
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007810.bin9ef29adc5fc740d53e41b58e1870069134b943df8eafe9315dab407cd46b5561 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7810 | 6000 bytes |
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