MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, which points to 'https://ttraff.cc/pify?keyword=chemistry+notes+for+class+11+sindh+board+pdf+free+download'. This URL is presented within the document body, disguised as a link to educational content. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm designed to improve search engine ranking for malicious content. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=chemistry+notes+for+class+11+sindh+board+pdf+free+download
- http://files.koerpertherapie-massagen.com/uploads/1/3/0/7/130776855/zoloradito-fasemev.pdf
- http://files.simeonsolomon.com/uploads/1/3/0/9/130969879/wekuruwuvo-wajin-vofam-porisanaxo.pdf
- http://files.jeelsphoto.com/uploads/1/3/0/8/130813881/7e1cf9fa5f6.pdf
- http://files.hyggeorganic.com/uploads/1/3/1/3/131379719/a330fd59c01.pdf
- https://cdn.shopify.com/s/files/1/0437/1687/0296/files/37013424306.pdf
- https://cdn.shopify.com/s/files/1/0437/3214/0186/files/badubeterowelokizali.pdf
- https://cdn.shopify.com/s/files/1/0429/9443/4207/files/33680055115.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tobilefoseparavako.pdf
- https://cdn.shopify.com/s/files/1/0428/9868/6111/files/98982635997.pdf
- https://cdn.shopify.com/s/files/1/0434/1691/2037/files/49039454519.pdf
- https://cdn.shopify.com/s/files/1/0434/4217/6150/files/73169780356.pdf
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/18429741728.pdf
- https://cdn.shopify.com/s/files/1/0434/2710/2887/files/54689998240.pdf
- https://cdn.shopify.com/s/files/1/0450/4734/9406/files/millennium_development_goals_2020.pdf
- https://cdn.shopify.com/s/files/1/0434/5495/5672/files/xasawitaburinilurapik.pdf
- https://cdn.shopify.com/s/files/1/0429/3656/5923/files/falolexumomuxenudozimodor.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_off0000793a.binbe9544723da4ef0cf686dc8dbf9ceb61f459ab0a87bd8a8aba469e358e7101e6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x793A | 5684 bytes |
font_01_sfnt_off00008c75.bind90bc1cebafc2c40e55b32f3c2357e49ae2ebe0d2b293644cc6c39ffc0f67d82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C75 | 10272 bytes |
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