MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector service known for malicious activity. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains a URL that appears to be part of this link farm, suggesting an attempt to lure users to 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.com/pify?keyword=appareil+digestif+vache+pdf
- http://files.selfcarefusion.com/uploads/1/3/1/8/131856065/rerex_bukuj_netipo_pizigaxagux.pdf
- http://files.nicolas-rigaux-photographe.com/uploads/1/3/1/1/131163563/d346a.pdf
- http://files.cashatmservices.com/uploads/1/3/1/4/131406811/8833175.pdf
- http://files.swiss-german-online.com/uploads/1/3/0/9/130969151/xedoga.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/0512/4516/files/83672989884.pdf
- https://cdn.shopify.com/s/files/1/0440/5706/7685/files/dejekemenis.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/suton.pdf
- https://cdn.shopify.com/s/files/1/0430/0704/9877/files/nejijatage.pdf
- https://cdn.shopify.com/s/files/1/0434/7409/2196/files/midinejigatatorofofaro.pdf
- https://cdn.shopify.com/s/files/1/0436/0847/3763/files/adventurer_pledge_and_law.pdf
- https://cdn.shopify.com/s/files/1/0438/2490/6400/files/91148014322.pdf
- https://cdn.shopify.com/s/files/1/0437/2794/5889/files/44996860892.pdf
- https://cdn.shopify.com/s/files/1/0435/3989/0327/files/15968787237.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_off00007bf2.bin3f50bc801a75d27c4a44ce3043811a01a1ef335823d880134301736ea34f6c59 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BF2 | 5464 bytes |
font_01_sfnt_off00008e83.bin6346f5c88bbfcd1c995aa16da6c4d4d17916e8cc8c2ef2e136583515dfbcd60f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E83 | 12908 bytes |
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