MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text that appears to be SEO-related keywords and a URL that matches the malicious redirector. The presence of many external PDF links suggests an attempt to manipulate search engine results or distribute malicious content.
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.cc/pify?keyword=artritis+idiopatica+juvenil+pdf+gpc
- http://files.unlvhosa.com/uploads/1/3/0/8/130873794/8868675.pdf
- http://files.indianamorganhorse.com/uploads/1/3/1/3/131398598/2150234.pdf
- http://files.hyeleedesign.com/uploads/1/3/1/4/131407552/9f7d65e9e7d06.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/7808/0925/files/2112536145.pdf
- https://cdn.shopify.com/s/files/1/0429/2601/4620/files/zogedavijorijixabasipufe.pdf
- https://cdn.shopify.com/s/files/1/0433/2240/9125/files/java_swing_o_reilly.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/sazofafusogowo.pdf
- https://cdn.shopify.com/s/files/1/0430/6118/2617/files/28272304527.pdf
- https://cdn.shopify.com/s/files/1/0427/7967/2735/files/mupiwe.pdf
- https://cdn.shopify.com/s/files/1/0431/3150/2749/files/48895521135.pdf
- https://cdn.shopify.com/s/files/1/0437/2283/4071/files/ravikew.pdf
- https://cdn.shopify.com/s/files/1/0430/8857/6673/files/github_push_to_new_repo.pdf
- https://cdn.shopify.com/s/files/1/0439/1773/8152/files/tudurezipijijugop.pdf
- https://cdn.shopify.com/s/files/1/0435/2219/5608/files/osrs_skeletal_wyvern_slayer_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/2558/7610/files/72742141200.pdf
- https://cdn.shopify.com/s/files/1/0435/3762/9348/files/jijikiporajojexogudaw.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_off0000c8ec.bin1ea87a8448a45f830807f9518e071ec83c0fa643698b6f803bb0405f096ea668 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8EC | 5448 bytes |
font_01_sfnt_off0000db93.bin9b1deaac80d1465ee2489de62c21c5c2e4bef2c949afd1f5d03434c3a3099355 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB93 | 10420 bytes |
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