MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=vtech+cs6124+manual', suggesting a lure to disguise malicious activity. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is part of a phishing or malware distribution campaign.
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=vtech+cs6124+manual
- http://files.trffoodshelf.org/uploads/1/3/1/6/131636602/pufikapoxutoga.pdf
- http://files.cranstoneastsoccer.com/uploads/1/3/0/7/130739974/442a05ed.pdf
- http://files.kimsminis.com/uploads/1/3/0/7/130775405/dazoxevajonapon-koregel-boxuj.pdf
- http://files.crysis-cake-scene.com/uploads/1/3/2/6/132681901/noraposorolor.pdf
- http://files.betsyleebaileymusic.com/uploads/1/3/1/4/131453215/fumuripaw_xofidirawekimu.pdf
- https://cdn.shopify.com/s/files/1/0431/9235/2928/files/9223241328.pdf
- https://cdn.shopify.com/s/files/1/0434/4987/6630/files/rezaredefelejup.pdf
- https://cdn.shopify.com/s/files/1/0432/4550/2626/files/39894573412.pdf
- https://cdn.shopify.com/s/files/1/0431/3861/3415/files/xorovoxamo.pdf
- https://cdn.shopify.com/s/files/1/0431/3789/2509/files/witiwunibejazagerowulot.pdf
- https://cdn.shopify.com/s/files/1/0429/4865/7311/files/nekanapebepujo.pdf
- https://cdn.shopify.com/s/files/1/0430/0003/7527/files/90649247120.pdf
- https://cdn.shopify.com/s/files/1/0433/8280/0542/files/talugatalukalafuseso.pdf
- https://cdn.shopify.com/s/files/1/0430/9162/4097/files/begigoxuripagizaxubizuro.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_off00004ebd.bin4f54eea32b61aa23eb519994166a74a0e269b55b55fb3fc7691b11a74d1eef1d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4EBD | 5336 bytes |
font_01_sfnt_off000060d0.binc5cd28a7be9891a20c361ff4bddbaa143b760d35798843b8b2317b915ab69c80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60D0 | 10092 bytes |
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