MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, many of which point to a link farm designed to redirect users. The primary redirector URL is associated with malicious activity. The document body, though heavily obfuscated, suggests a lure related to a book PDF, likely to entice clicks on the malicious links.
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=wrinkle+in+time+book+pdf
- http://files.goldeneardigital.com/uploads/1/3/2/6/132695213/451726.pdf
- http://files.artfulcatholic.net/uploads/1/3/1/4/131482882/vusakadig.pdf
- http://files.theduangroup.com/uploads/1/3/0/9/130969551/8b810d0a04c.pdf
- http://files.theyogatreegardner.com/uploads/1/3/1/1/131163550/sevitewenevo.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/4754/1146/files/xamenofevarozot.pdf
- https://cdn.shopify.com/s/files/1/0434/5158/0568/files/vikawirut.pdf
- https://cdn.shopify.com/s/files/1/0434/7854/8630/files/zeziv.pdf
- https://cdn.shopify.com/s/files/1/0431/0643/5232/files/3883969722.pdf
- https://cdn.shopify.com/s/files/1/0439/4716/3806/files/bekaf.pdf
- https://cdn.shopify.com/s/files/1/0440/6971/6118/files/xuguzuvososobivozegada.pdf
- https://cdn.shopify.com/s/files/1/0435/8491/3563/files/fubevasupubibizer.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/laxefasigapabaxirasu.pdf
- https://cdn.shopify.com/s/files/1/0430/9005/1221/files/25795814430.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/93366398369.pdf
- https://cdn.shopify.com/s/files/1/0429/7061/1861/files/25482550196.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_off0000755b.bin22d1ab6fdba4591700efb2816aa27d41c3de446aa43b2c4c63411b75f4cd122f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x755B | 4804 bytes |
font_01_sfnt_off00008595.binf5c70099385a1f48147c0bb8b3ded723d250a5dd95c62b761ec7d4cc75d00fb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8595 | 10272 bytes |
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