MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, also contains the malicious URL. This suggests the primary goal is to lure the user to a malicious site, likely for further exploitation or credential harvesting. The presence of a link farm further supports a malicious intent to distribute malicious content.
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.com/pify?keyword=affections+touching+across+time+piano+pdf In PDF document text
- http://vaguju.laura-walters.com/uploads/1/3/1/0/131071164/talirovimonukumeni.pdfIn PDF document text
- http://files.elliottforrest.com/uploads/1/3/2/8/132815054/juzepiketopiv.pdfIn PDF document text
- http://files.illustrationpad.com/uploads/1/3/0/7/130775583/60d2ba971a953.pdfIn PDF document text
- http://files.journeybackancestry.com/uploads/1/3/1/4/131483279/8695e47d9d79cd.pdfIn PDF document text
- http://mijako.saverycreekfurniture.com/uploads/1/3/1/6/131606289/fe3d776.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6779/3820/files/stem_bridge_building.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7887/7337/files/approximating_square_root.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0124/2022/files/mevujofetak.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3192/8740/files/pamewijivuzajajekoded.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2280/3366/files/87831353948.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6163/2406/files/hindu_baby_boy_names_file.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2568/6951/files/pixumewuxurapojanumaxene.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6900/4190/files/articles_a_an_the_zero_article_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4392/1820/files/sovedowinusuwinewekuxavu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0080/7074/files/73118890993.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8286/6083/files/isotropic_orthotropic_and_anisotropic_materials.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4248/5910/files/96417836476.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4991/8362/files/66822924790.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5307/2022/files/gutuvejobewivuxuzoduxepa.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009372.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9372 | 6988 bytes |
SHA-256: 09791c99936d199da5d819f4261fa65858b27a922ce230f8cb05e92a9a649e8d |
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font_01_sfnt_off0000aaea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAEA | 5528 bytes |
SHA-256: 8215401d49ff48b082e54bbce71c15131c814f3e03f1d35f1f48d94c34ec73f3 |
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font_02_sfnt_off0000bd83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD83 | 9976 bytes |
SHA-256: c60eedac2abd928a5148376af4fe4064cb74b000ba0b27170f7aada1b0ba7f55 |
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