MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a redirector infrastructure, indicating a malicious intent to lead the user to a harmful destination. The document body and embedded links suggest a lure related to 'physical therapy exercises for sciatica pdf', likely a pretext to disguise the malicious link. The presence of numerous external PDF links further supports the classification as a link farm, often used for SEO manipulation or distributing 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.com/wb?keyword=physical%20therapy%20exercises%20for%20sciatica%20pdf
- http://files.cveducators.org/uploads/1/3/1/4/131438211/bobiwubitilijev.pdf
- http://files.saujs.co.za/uploads/1/3/2/6/132681824/8694376.pdf
- http://files.bigcoveresort.com/uploads/1/3/1/1/131164100/pegodovilonodagos.pdf
- http://files.magnusaircraftinc.com/uploads/1/3/1/4/131483154/vokeba.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/5209/0022/files/old_man_s_war_john_scalzi.pdf
- https://cdn.shopify.com/s/files/1/0428/4320/9895/files/ruwafovotowugizijus.pdf
- https://cdn.shopify.com/s/files/1/0432/3291/9720/files/glycosylation_in_golgi_complex.pdf
- https://cdn.shopify.com/s/files/1/0437/9826/6016/files/1972_cutlass_supreme.pdf
- https://cdn.shopify.com/s/files/1/0439/0735/0696/files/khan_academy_flappy_bird.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nisexabidubukov.pdf
- https://cdn.shopify.com/s/files/1/0430/7622/3129/files/23151805297.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gidawibozifuniji.pdf
- https://cdn.shopify.com/s/files/1/0430/6026/5117/files/81442188694.pdf
- https://cdn.shopify.com/s/files/1/0437/6517/0334/files/free_perfect_attendance_certificate.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_off00006a26.bin08a4284c940ab731664c32cc001f98d65bc7dbc5b9aaf06bae5ab481335a3d51 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A26 | 5412 bytes |
font_01_sfnt_off00007c84.bin2f39dd32a7f718ab46df3b6e7ce1f16a9b27cc0f315127e8b9de39a4f89e87bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C84 | 9920 bytes |
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