MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for PDF_MALICIOUS_REDIRECTOR_LINK, pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the text 'English to tamil dictionary pdf online' and the URL 'https://ttraff.com/pify?keyword=english+to+tamil+dictionary+pdf+online', suggesting a lure. Additionally, a PDF_SEO_LINK_FARM heuristic indicates the presence of numerous external links, with 'cdn.shopify.com' being a dominant host, further supporting a malicious distribution or phishing attempt.
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=english+to+tamil+dictionary+pdf+online In PDF document text
- http://files.hannahfairchild.com/uploads/1/3/1/4/131406365/7473160.pdfIn PDF document text
- http://files.davertskate.com/uploads/1/3/2/7/132740415/2706649.pdfIn PDF document text
- http://dimamufe.vathespian.org/uploads/1/3/1/8/131871699/namamawamogabafo.pdfIn PDF document text
- http://files.diain.co.uk/uploads/1/3/0/7/130775475/bamivopukugofod.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/1/0431/5109/8007/files/discord_bot_specific_channel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7786/1527/files/tepaner.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6976/7842/files/fuluvemugiferisiloroxili.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/damegadunuje.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8721/6293/files/tuwurigotizutafeju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1592/8997/files/wunagilu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9579/3557/files/dezodewoxupogo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3860/4450/files/lionel_richie_i_call_it_love.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0168/2843/files/42914685410.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3337/9487/files/zugaradeworu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rinavupomun.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7365/9290/files/nupaseroveravoge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0973/5845/files/rerepug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1514/2567/files/kilugojuwasijovuvolebeti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1518/4277/files/wajabanosojedukigekunad.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 |
|---|---|---|---|
stream_004_off00008acd.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x8ACD | 21824 bytes |
SHA-256: 4e8c74754e005cb71151b8ca8e152470f4670ba0c8b5500861e38e4137176174 |
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font_00_sfnt_off000077cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77CB | 5628 bytes |
SHA-256: 6338685fe41c514abf7de03802a7f5feed8f7b5b675f0c1150f1541b0f8d06ea |
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font_02_sfnt_off0000b9d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9D8 | 14320 bytes |
SHA-256: 97350f4b81e8daced200f2ab6fc505ebadf3438bc041589da6df40d8eaee57e3 |
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