MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.cc/pify?keyword=improve+analytical+skills+pdf'. This URL is presented within the document body, suggesting a social engineering lure. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to manipulate search engine results or distribute content, further supporting the malicious intent. The ML classifier also strongly flagged this PDF as malicious.
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.cc/pify?keyword=improve+analytical+skills+pdf In PDF document text
- http://files.glamourouskitty.com/uploads/1/3/1/3/131380420/vekul_vobitalepirom.pdfIn PDF document text
- http://files.polarcenter-bg.com/uploads/1/3/0/9/130970004/c40b681752.pdfIn PDF document text
- http://files.cyrenawellbeing.com/uploads/1/3/0/7/130776326/tirevize.pdfIn PDF document text
- http://files.clcem.net/uploads/1/3/1/8/131871658/resukenutuwimi_womekukamo_tukurinajuxemes.pdfIn PDF document text
- http://files.historiaflorals.com/uploads/1/3/1/4/131407148/jatipinasogetomikix.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/1/0435/5712/6295/files/ageless_body_timeless_mind_full.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3387/7914/files/40499431378.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8833/9361/files/52740670161.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2917/6232/files/46562518900.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5841/1158/files/varices_esofagicas_tratamiento_farmacologico.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49186839350.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6118/2617/files/vubolipibisejawu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9775/9643/files/refimutumuzotuvubal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0182/2875/files/tuzaveromabefo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5393/0904/files/54762859382.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0351/8882/files/goviviniwikoxonadoziwige.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8131/1132/files/minediduzemawazuguleguliv.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007a5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A5F | 5464 bytes |
SHA-256: 21aae0b963d819759069ea2ac2174097253bead49cf0f59dc395fbbee0536d8b |
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font_01_sfnt_off00008ceb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CEB | 10684 bytes |
SHA-256: 315732c88f006d1fbba7ff085c9e88d11e0323e28ef942f6df48dc01d7572175 |
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