MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged as malicious due to a high number of embedded links, many of which lead to external PDF files. One critical heuristic identified a link to a known malicious redirector at https://ttraff.ru/pify?keyword=caso+clinico+asma+pediatria+pdf. The document body contains garbled text but includes the same URL and several Shopify-hosted PDF links, suggesting a coordinated effort to distribute content or redirect users. The primary attack pattern appears to be a link farm or redirection scheme, potentially for SEO manipulation or to distribute further malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=caso+clinico+asma+pediatria+pdf
- http://files.destinationally.net/uploads/1/3/2/6/132695343/8653187.pdf
- http://files.triponaship.com/uploads/1/3/1/6/131637014/20ac77bb0e9e40.pdf
- http://files.thebrittabrady.com/uploads/1/3/2/7/132741241/pabojakagozi-vokiva-podalebotedini.pdf
- https://cdn.shopify.com/s/files/1/0432/2656/2722/files/64181247289.pdf
- https://cdn.shopify.com/s/files/1/0429/2732/5343/files/vodolanimoxodiweguxagedak.pdf
- https://cdn.shopify.com/s/files/1/0431/0574/7095/files/two_faces_of_my_girlfriend.pdf
- https://cdn.shopify.com/s/files/1/0434/0832/6812/files/sumowuzimava.pdf
- https://cdn.shopify.com/s/files/1/0434/0462/4021/files/79448116619.pdf
- https://cdn.shopify.com/s/files/1/0430/2451/5229/files/27230818044.pdf
- https://cdn.shopify.com/s/files/1/0431/2779/9957/files/clinical_anesthesia_8e.pdf
- https://cdn.shopify.com/s/files/1/0428/6083/9079/files/70600077132.pdf
- https://cdn.shopify.com/s/files/1/0432/7673/0533/files/naxezekako.pdf
- https://cdn.shopify.com/s/files/1/0431/0528/8352/files/jawago.pdf
- https://cdn.shopify.com/s/files/1/0434/1291/4332/files/nubokomutuwozoxaneved.pdf
- https://cdn.shopify.com/s/files/1/0435/0961/2712/files/be_my_forever.pdf
- https://cdn.shopify.com/s/files/1/0433/3407/4523/files/65664409377.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000769b.bind9f71f3beb832f322dfabf4923db5091aa96d9ec6a064b29c6b8b4b975ddf750 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x769B | 1656 bytes |
font_01_sfnt_off00007edc.binb3579e86c5e6a5d87b797e6c397949712df76402848cdf430b5050e9cb0ad439 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EDC | 5208 bytes |
font_02_sfnt_off00009075.bindfbfe5bd8715ee1deed3f210c1a6667aac441b416e5af9b164fd89ba37f7d64e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9075 | 11632 bytes |
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