MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a redirector service (ttraff.com) that is known to host malicious content. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=alkyl+halides+iit+jee+questions+pdf', suggesting a lure related to academic material to entice clicks. The ML classifier strongly supports the malicious nature of this PDF.
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=alkyl+halides+iit+jee+questions+pdf In PDF document text
- http://files.tallahasseechinesemedicine.com/uploads/1/3/1/4/131483361/4324964.pdfIn PDF document text
- http://files.lanesboroughprimaryschool.ie/uploads/1/3/1/4/131453329/8924204.pdfIn PDF document text
- http://files.young-knives.co.uk/uploads/1/3/2/7/132740747/voxexazu_keravuzuzu.pdfIn PDF document text
- http://kumitazek.chtechlab.com/uploads/1/3/0/7/130775934/sanekukoz-vuwopopejen-pefum-beveler.pdfIn PDF document text
- http://pukam.nativityfaithformation.org/uploads/1/3/1/4/131407668/wuzapeb.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/1/0431/7757/4562/files/29418617820.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8797/8913/files/tefuxizeki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0844/0990/files/80876105814.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1615/7344/files/challenges_of_democracy.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8691/3431/files/55564759700.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6877/4807/files/77351541028.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8259/6004/files/52920422246.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6958/8124/files/redbox_rental_time.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7152/7325/files/23671836116.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6370/4729/files/all_mathematics_formula_of_class_10.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/1661/3014/files/bobcat_610_service_manual_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9899/4856/files/36950156986.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_off000062fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62FC | 5272 bytes |
SHA-256: 0872e4c9278cf9bce842c35332cf3ffa7cd9036b7c9bbedd7677763af50435d0 |
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font_01_sfnt_off000074e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74E9 | 10280 bytes |
SHA-256: 0840f6cafc56cc375510edade2f2b071fc2286958c376f78e0a404ed04fc8b78 |
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font_02_sfnt_off00009805.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9805 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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