MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.ru/pify?keyword=declaration+of+conformity+mdr+template'. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to disguise malicious content as a template. The ML classifier strongly supports the malicious nature of this PDF.
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=declaration+of+conformity+mdr+template
- http://files.ffcardkeeper.com/uploads/1/3/2/7/132740606/47583.pdf
- http://files.patagoniaorchardsllc.com/uploads/1/3/1/6/131637839/renuw-pevat.pdf
- http://nunoj.spherenvp.com/uploads/1/3/1/6/131636813/8654046.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/6219719719.pdf
- https://cdn.shopify.com/s/files/1/0439/0780/9448/files/47234055815.pdf
- https://cdn.shopify.com/s/files/1/0430/3015/1330/files/66243340594.pdf
- https://cdn.shopify.com/s/files/1/0430/7084/9181/files/98562026137.pdf
- https://cdn.shopify.com/s/files/1/0440/9825/7048/files/dovapupifavijebepawafiki.pdf
- https://cdn.shopify.com/s/files/1/0434/2048/3751/files/43750179382.pdf
- https://cdn.shopify.com/s/files/1/0435/6790/6975/files/simplification_and_approximation_for_ibps_po.pdf
- https://cdn.shopify.com/s/files/1/0438/0318/1218/files/adjective_exercises_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/22358801333.pdf
- https://cdn.shopify.com/s/files/1/0430/6193/6290/files/wejunixasotik.pdf
- https://cdn.shopify.com/s/files/1/0433/7680/3990/files/14329504828.pdf
- https://cdn.shopify.com/s/files/1/0434/0737/6542/files/vi_cheat_sheet.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_off000063cc.bin7428b13c4db78f6273ef5ecdc247f0fde9c784b897794a6fe209ec0ca3dc9092 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63CC | 5224 bytes |
font_01_sfnt_off00007587.bin6955fd43209cec572f59a8134de729ed51f0b881aa90de83dd5d63785845ae77 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7587 | 10560 bytes |
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