MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF contains a link farm and a specific redirector URL, indicating a phishing or malicious content delivery attempt. The document body, though partially corrupted, suggests a lure related to 'anxiety disorder research pdf'. The presence of numerous external links, including one to a known malicious redirector, strongly suggests the document's purpose is to drive traffic to malicious sites. The ML classifier also flagged this PDF with high confidence.
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=anxiety+disorder+research+pdf
- http://files.johnhenryiii.com/uploads/1/3/2/6/132682663/riligolajim_juwubikofiki_sukeg.pdf
- http://files.therosecottagestudio.co.uk/uploads/1/3/1/4/131483265/2499566.pdf
- http://files.prairiedogpottery.ca/uploads/1/3/2/6/132682076/80456802629f5.pdf
- http://files.preciousgemminis.com/uploads/1/3/1/0/131070336/disirifelonafewu.pdf
- http://files.somersscienceresearch.com/uploads/1/3/0/9/130969986/2792853.pdf
- https://cdn.shopify.com/s/files/1/0431/1502/0448/files/sepirew.pdf
- https://cdn.shopify.com/s/files/1/0440/2728/1558/files/wunavira.pdf
- https://cdn.shopify.com/s/files/1/0429/1808/4771/files/hookah_bar_song.pdf
- https://cdn.shopify.com/s/files/1/0432/9956/9829/files/88629542462.pdf
- https://cdn.shopify.com/s/files/1/0432/7591/1321/files/sejufojajakari.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vemuvuferakodumi.pdf
- https://cdn.shopify.com/s/files/1/0431/8406/2622/files/72201673290.pdf
- https://cdn.shopify.com/s/files/1/0433/8896/0919/files/kojalebejewezabowe.pdf
- https://cdn.shopify.com/s/files/1/0434/7422/3269/files/waroxok.pdf
- https://cdn.shopify.com/s/files/1/0430/4479/8613/files/tuwadutir.pdf
- https://cdn.shopify.com/s/files/1/0434/2376/0536/files/91874249329.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_off0000da95.binb870f444c7d765435da581491a5294272a2437306e8c6f5e2a1a833509eeb284 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA95 | 5372 bytes |
font_01_sfnt_off0000ece1.bina291f45e2e515c111d3f8996c9aa1d14a13a2b6264c9f30dee180306dec31ba5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECE1 | 11772 bytes |
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