MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm and a specific malicious redirector URL, indicating a phishing or scam attempt. The document body, though partially corrupted, contains text related to an 'answer key' which serves as a lure. The presence of multiple PDF links suggests an attempt to distribute further malicious content or engage in SEO manipulation for malicious purposes.
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.ru/pify?keyword=aakash+aiats+answer+key+test+2+2018
- http://files.meetingmilestonesinitiative.org/uploads/1/3/1/6/131606631/2489286.pdf
- http://xulup.1corinthiens15.com/uploads/1/3/0/8/130874113/lokuzanosafajovowok.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/3521/4503/files/vebajotogukowi.pdf
- https://cdn.shopify.com/s/files/1/0428/8384/2215/files/surikozed.pdf
- https://cdn.shopify.com/s/files/1/0432/5595/5613/files/tilurubazusakimorumagij.pdf
- https://cdn.shopify.com/s/files/1/0433/0664/7717/files/jesorozijopaxolituxelikew.pdf
- https://cdn.shopify.com/s/files/1/0433/1234/9334/files/marvel_movies_dubbed_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0433/9535/0684/files/18407750831.pdf
- https://cdn.shopify.com/s/files/1/0432/3088/8094/files/46643736750.pdf
- https://cdn.shopify.com/s/files/1/0434/5249/8070/files/mw3_hacks_xbox_360.pdf
- https://cdn.shopify.com/s/files/1/0433/2689/8344/files/kataxuz.pdf
- https://cdn.shopify.com/s/files/1/0433/8424/2337/files/fuguvabu.pdf
- https://cdn.shopify.com/s/files/1/0435/8638/8123/files/0._as_a_fraction.pdf
- https://cdn.shopify.com/s/files/1/0428/8711/9007/files/52767267969.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000624f.bin610bc0e5b31b0297b397aaf09274af1ac94cdbca198d380e983ea1f22f0e4232 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x624F | 5508 bytes |
font_01_sfnt_off0000750f.bin1c0536514e3afbd27a8a4274c9f5d39c8ebfaff8f92303e89f59fba6354920c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x750F | 14244 bytes |
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