MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link redirects to a known malicious domain (ttraff.ru). This indicates a link farm or redirection tactic. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains the URL https://ttraff.ru/pify?keyword=kindle+app+android+read+aloud, suggesting a lure to download or view content related to Kindle apps, which then redirects to malicious infrastructure.
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=kindle+app+android+read+aloud
- http://raluxejeb.kookabubble.com/uploads/1/3/1/3/131398020/revupaz.pdf
- http://files.theschenectadytradingcompany.com/uploads/1/3/0/7/130740213/vosukevero.pdf
- http://files.hannibaltruechurch.com/uploads/1/3/1/4/131438418/7458681.pdf
- http://files.novotekcorp.com/uploads/1/3/1/3/131381679/dawisox.pdf
- https://cdn.shopify.com/s/files/1/0434/5970/7037/files/fejemuzinug.pdf
- https://cdn.shopify.com/s/files/1/0427/4916/5734/files/52979848068.pdf
- https://cdn.shopify.com/s/files/1/0440/7053/5318/files/xetema.pdf
- https://cdn.shopify.com/s/files/1/0439/9939/5998/files/79407496557.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65496272691.pdf
- https://cdn.shopify.com/s/files/1/0431/6066/6274/files/43810174399.pdf
- https://cdn.shopify.com/s/files/1/0433/7300/2906/files/vuvofiju.pdf
- https://cdn.shopify.com/s/files/1/0432/8993/6025/files/interesting_facts_about_space_and_planets.pdf
- https://cdn.shopify.com/s/files/1/0432/2073/0011/files/fivezotofozawixe.pdf
- https://cdn.shopify.com/s/files/1/0440/9645/4808/files/mimuweregegikopapip.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_off000060a0.bin120f8eadd878f7c87e10c33c142eee69bc45a15abf80876591c56d31d437c76f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60A0 | 4744 bytes |
font_01_sfnt_off000070c2.binee8354601bbcb8235837e5a2198a77d42040fe7c7324ddad8639ffa59f5e4c0f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70C2 | 10352 bytes |
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