MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, identified as a PDF link farm. One of these links, 'https://ttraff.ru/wix?keyword=blackweb+headphones+review', is flagged as a malicious redirector. The document body, though partially corrupted, includes this URL and appears to be a lure for a product review, suggesting a social engineering tactic to drive traffic to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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/wix?keyword=blackweb+headphones+review In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_dda84f96314644a59f6707ce6feb0fd8.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_0725ec1cacfc4d5fa647dcaf7a2bfee7.pdfIn PDF document text
- https://static.usrfiles.com/ugd/b8c837_fdfa90182a5d4bc28e25f13ed5d7ec77.pdfIn PDF document text
- https://static.usrfiles.com/ugd/dd4472_4165cf3d3f134b91903b3038fe72e681.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5458/8316/files/melody_of_the_night_piano_sheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5399/6442/files/wunegotivegoxitefojuxej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8126/0440/files/bigunoburufod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4642/1158/files/bloatware_android_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3673/7699/files/factorio_uranium_processing.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2825/8726/files/customer_service_training_schedule_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0396/9689/files/38884848647.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0138/6920/files/11175565534.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9963/4326/files/tonisisigesufatudew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8388/8808/files/dilapovakarututatape.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000752b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x752B | 2952 bytes |
SHA-256: e211f2d6e0d1bf1fd17bd5150bc2724fb7c0f1d37b1c69b855d9dcad8de34ab0 |
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font_01_sfnt_off00007fb9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7FB9 | 5568 bytes |
SHA-256: 958dd31fb73ce986abf7aaf0534326ff2f3138bff81c16bac507fb7cf71a749d |
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font_02_sfnt_off0000929e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x929E | 13316 bytes |
SHA-256: cee7a66a14b137ad762071459aeec0d7c5402609ebbe3587eb0f49e63d828b32 |
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font_03_sfnt_off0000bd32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD32 | 16132 bytes |
SHA-256: 051837a0337477dfbb6902371460c1670985facfce249cf256f6d038aeae7303 |
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