MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to external resources, suggesting a link farm or SEO manipulation tactic. One of the primary links, 'https://ttraff.com/pify?keyword=electromagnetism+class+10+icse+questions+and+answers', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains this URL, indicating an attempt to direct users to malicious infrastructure under the guise of educational material.
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=electromagnetism+class+10+icse+questions+and+answers
- http://xadiwal.microendeavors.com/uploads/1/3/0/9/130969679/00370e719219b.pdf
- http://files.mkquilts.com/uploads/1/3/1/4/131483019/e29292478e70.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/6220/6357/files/55241409807.pdf
- https://cdn.shopify.com/s/files/1/0430/6147/7527/files/62560267687.pdf
- https://cdn.shopify.com/s/files/1/0429/2821/0073/files/diwuwezise.pdf
- https://cdn.shopify.com/s/files/1/0434/8982/0836/files/cell_structure_and_function_mcq.pdf
- https://cdn.shopify.com/s/files/1/0431/7128/3098/files/17210331045.pdf
- https://cdn.shopify.com/s/files/1/0432/3403/3824/files/kasodoram.pdf
- https://cdn.shopify.com/s/files/1/0427/6027/4087/files/74602744128.pdf
- https://cdn.shopify.com/s/files/1/0450/1300/8534/files/ap_calculus_ab_review_book.pdf
- https://cdn.shopify.com/s/files/1/0429/7778/8057/files/plutie_irisa_ffxiv.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
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b3c8.binc1357837b5698336fc4e8c6db9821806ad30774eb160faf9a8829373947a9a93 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB3C8 | 5628 bytes |
font_01_sfnt_off0000c6d8.bin03f92e1177bdbf55e296d6ac8e7e58d8d9c84c107896a07f37714e23935a94a6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6D8 | 14592 bytes |
font_02_sfnt_off0000f449.bin51b8d4c4f17389d80b23040d591c0dccb099bca9103ea84f58116e310badbe13 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF449 | 16088 bytes |
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