MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links that are part of a link farm, with one critical link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to interview questions and the malicious URL, suggesting a social engineering lure. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=interview+questions+and+answers+tell+me+about+yourself+pdf
- http://files.swimscaape.com/uploads/1/3/2/7/132712050/280937.pdf
- http://files.navakarnatakanirmana.com/uploads/1/3/1/4/131453365/komenarelimuz.pdf
- http://files.playmusiccompany.com/uploads/1/3/1/0/131070938/sowazolenogeg_volenuxupowor_fanibukolineja.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/demesudixagivok.pdf
- https://cdn.shopify.com/s/files/1/0440/1460/0342/files/maths_worksheets_grade_4.pdf
- https://cdn.shopify.com/s/files/1/0430/5492/3925/files/64671455192.pdf
- https://cdn.shopify.com/s/files/1/0428/1057/2966/files/20415750746.pdf
- https://cdn.shopify.com/s/files/1/0441/1781/9544/files/fios_channel_lineup_2015.pdf
- https://cdn.shopify.com/s/files/1/0430/0174/1463/files/44166837413.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pafinekumukomotutawewokab.pdf
- https://cdn.shopify.com/s/files/1/0428/5041/8847/files/98911647662.pdf
- https://cdn.shopify.com/s/files/1/0435/2763/5096/files/arboles_de_decision_en_r.pdf
- https://cdn.shopify.com/s/files/1/0433/1280/8091/files/74115518116.pdf
- https://cdn.shopify.com/s/files/1/0432/2318/7616/files/college_budget_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0429/9957/8773/files/73920807720.pdf
- https://cdn.shopify.com/s/files/1/0435/5234/2184/files/70407250791.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006cea.bind5ec3700a6e22e00f14ae78d8ae2850f6026be4cd147d171ad2cdac2f89f991c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6CEA | 5644 bytes |
font_01_sfnt_off00008018.bind99aa8df6a6f5de87f2525916e8b88f143d69ce87e53dea0c1d17338674a0ba3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8018 | 10316 bytes |
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