MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm and a redirector link, indicating a phishing or malicious redirection attempt. The document body text, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=new+album+songs+tamil++video', which is also flagged as a malicious redirector. The presence of numerous PDF links suggests an attempt to manipulate search engine results or distribute further 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.ru/pify?keyword=new+album+songs+tamil++video In PDF document text
- http://nigitenak.dcifulfillment.com/uploads/1/3/0/9/130969176/luguditakado.pdfIn PDF document text
- http://files.costastudentrentals.com/uploads/1/3/0/8/130874598/8714691.pdfIn PDF document text
- http://vujin.kathyskreationsballoonart.com/uploads/1/3/0/7/130739415/4387539.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/1/0430/7025/9357/files/javanigumusabin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7451/9194/files/xinimunawovuxumopo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9628/6111/files/zogigajuvolir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6331/9445/files/biology_class_12_cbse_notes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0210/0899/files/15676731848.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6938/2568/files/83533016153.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4324/0606/files/40599192166.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6191/9390/files/51227828425.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4899/2919/files/kujakesara.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/36920421444.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4162/8053/files/91302228445.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000509b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x509B | 5308 bytes |
SHA-256: c5c3ec3de109f1b009f51c7867d98d1fd7d6e0a0965827ce46827622d6cf95f8 |
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font_01_sfnt_off000062ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62AB | 2732 bytes |
SHA-256: 5a291b7ddca4715798e5002bc0dd57d41ed431acd70ffcb57e5dc517535df6fb |
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font_02_sfnt_off00006d23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D23 | 10052 bytes |
SHA-256: c2684e2008da5c75825135c76e00e4d37b409acce8faa9904c9da851ccf62259 |
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font_03_sfnt_off00008f88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F88 | 16488 bytes |
SHA-256: 6a519f54f5516a02950eed31c222a33217e1daf964577f37e3b402c146ae77cd |
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