MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to redirectors and potentially malicious infrastructure, as indicated by the 'PDF_MALICIOUS_REDIRECTOR_LINK' and 'PDF_SEO_LINK_FARM' heuristics. The document body, though partially obfuscated, includes the URL 'https://ttraff.ru/pify?keyword=happy+pongal+images+in+tamil', which is also flagged as a malicious redirector. This suggests a phishing or content-luring attack designed to redirect users to harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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.ru/pify?keyword=happy+pongal+images+in+tamil In PDF document text
- http://soramif.stcatherineschurchlittlehampton.org/uploads/1/3/1/3/131383645/1196933.pdfIn PDF document text
- http://files.lazyacrescampground.net/uploads/1/3/0/7/130775195/7284154.pdfIn PDF document text
- http://files.ottawaherefords.ca/uploads/1/3/0/7/130775704/nukez.pdfIn PDF document text
- http://files.lahabrahighschoolchoir.com/uploads/1/3/1/4/131437978/fizevemevol.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0437/8565/0325/files/bioethics_in_canada_weijer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6750/6837/files/les_miserables_i_dreamed_a_dream_piano_sheet_music.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5240/0789/files/liroduxikivebekeji.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0443/0639/9388/files/advantage_kills_destiny.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2502/1603/files/basketball_game_rules_and_regulations.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/0968/3110/files/28182777079.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1647/8110/files/35723152734.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7433/8454/files/58091154710.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3305/9737/files/english_dictionary_in_marathi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7238/8246/files/8599377573.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_off00005968.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5968 | 4892 bytes |
SHA-256: 6cce6c330aeb4fb23643bd818836a00f1cf031e78dbdd9550e38f0e1a409afc7 |
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font_01_sfnt_off000069f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69F7 | 9352 bytes |
SHA-256: 618fdcec7fbadd7f7507b088ca2ada2a8fd43664c889b0baa485783a04ecb8ff |
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font_02_sfnt_off000089f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89F2 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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