MALICIOUS
152
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, pointing to 'https://ttraff.cc/wb?keyword=orphan%20drug%20list%20pdf'. This URL is presented within the document body, suggesting a lure to trick users into clicking it. The presence of numerous other PDF links, many hosted on Shopify, indicates a potential link farm or SEO poisoning attempt to distribute malicious content. The ML classifier also strongly flagged this PDF as malicious.
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/wb?keyword=orphan%20drug%20list%20pdf
- http://tiguzinox.mary-johnson.com/uploads/1/3/1/3/131379591/4859785.pdf
- http://nutalifet.thesleepingstoryteller.com/uploads/1/3/1/4/131438268/705165.pdf
- http://kotuvenu.lecontent.eu/uploads/1/3/1/6/131607240/wirekagoxatatotutumi.pdf
- http://files.liguangyi.com/uploads/1/3/1/4/131437862/wowebogik_vosidabilixizek.pdf
- https://cdn.shopify.com/s/files/1/0439/4654/1211/files/73766255230.pdf
- https://cdn.shopify.com/s/files/1/0431/5463/6966/files/gilavofuxinoteruzaxutuwu.pdf
- https://cdn.shopify.com/s/files/1/0429/8548/8543/files/36195558419.pdf
- https://cdn.shopify.com/s/files/1/0431/4211/9592/files/42116446916.pdf
- https://cdn.shopify.com/s/files/1/0427/9789/1751/files/2780760712.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/85947343199.pdf
- https://cdn.shopify.com/s/files/1/0434/1248/8348/files/74638357184.pdf
- https://cdn.shopify.com/s/files/1/0437/5350/4917/files/don_t_starve_krampus.pdf
- https://cdn.shopify.com/s/files/1/0430/8090/8954/files/kilemenurog.pdf
- https://cdn.shopify.com/s/files/1/0435/4536/2591/files/58033052650.pdf
- https://cdn.shopify.com/s/files/1/0431/4929/5776/files/bilangan_berpangkat_dan_bentuk_akar.pdf
- https://cdn.shopify.com/s/files/1/0453/5566/3515/files/weight_lifting_for_female_beginners.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_off000060a9.bin299d23ef20e49ceb286e9d71faa22321d94fd36e8b6d661cdb80c0aad895d6c8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60A9 | 5328 bytes |
font_01_sfnt_off000072b6.bin4f0003de886d3266e8542e2855ae15eb6eb7faf46e18b5180ed2aad9ecb98b29 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72B6 | 9980 bytes |
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