MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, many pointing to Shopify domains, but a critical heuristic identifies a link farm and a redirector at 'https://ttraff.com/wb?keyword=sankata%20nasana%20ganapati%20stotram%20in%20tamil%20pdf'. This suggests the document is designed to drive traffic to malicious infrastructure, likely for phishing or malware delivery. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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/wb?keyword=sankata%20nasana%20ganapati%20stotram%20in%20tamil%20pdf In PDF document text
- http://files.saundrajain.com/uploads/1/3/1/8/131857390/wuvopimuseb.pdfIn PDF document text
- http://files.yajindustries.com/uploads/1/3/2/7/132740564/67a532859.pdfIn PDF document text
- http://files.livingbarsaddles.com/uploads/1/3/1/4/131437733/8902d9.pdfIn PDF document text
- http://fedorahosted.org/lohitIn 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/1/0429/3407/5558/files/3_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4782/2236/files/sign_with_certificate_adobe_reader_dc.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0664/7717/files/hadoop_installation_on_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2515/4716/files/nubovaton.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/78187547102.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2316/1768/files/ds3_champion_gundyr.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4244/6231/files/34334138409.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4639/5304/files/avl_tree_in_java.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1369/1799/files/furufemaninipub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4091/3046/files/xupexonufaforivoguxuz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4396/3559/files/motorcycle_oil_filter_cross_reference.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
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_005_off00010409.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x10409 | 65044 bytes |
SHA-256: f8b4f15f1e7f1ea1c8c926b6803117fee4ac81c1d21788f31526f1227d47505e |
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font_00_sfnt_off0000e5aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5AA | 5528 bytes |
SHA-256: 20d06a9e1b03af24b15c5e88f1cf6de48093325fb632e1dc85150974ed889cb0 |
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font_01_sfnt_off0000f865.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF865 | 3772 bytes |
SHA-256: 9f9735dfffc8c011bc9e8ef237ff2436957f0c37a3f9eed5660ee2153b6c9474 |
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font_03_sfnt_off00016569.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16569 | 14948 bytes |
SHA-256: 8ac82a56edac667a4a71130aeeac043979da156e3f09f80e53af9c6b640bf4de |
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font_04_sfnt_off00019432.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19432 | 6460 bytes |
SHA-256: 881633287527f3e4a7c0df68c839b1dc31a2930b5d0c8d0e1346e7634ca5850e |
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