MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final destination of the malicious payload. The document body and embedded links suggest a lure related to 'Vlive run bts' to entice users to click the malicious link. The PDF also contains a large number of external links, many hosted on Shopify, which is characteristic of SEO link farm techniques used to distribute malicious content.
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.com/pify?keyword=vlive+run+bts In PDF document text
- http://budikarad.americanindianbandmusic.com/uploads/1/3/0/9/130968917/0ffbcb3f4ee157.pdfIn PDF document text
- http://files.cork49gv.com/uploads/1/3/0/7/130775350/7871081.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0448/5585/3218/files/nirotifipulamewi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0908/9434/files/25019007591.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0813/1233/files/soil_erosion_control_methods.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65925238695.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8361/9736/files/xupotovomunewupezog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5104/9370/files/chuyn_file_sang_excel_trc_tuyn.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8446/2745/files/89309207939.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0017/6544/files/mokifoduzepaseguwe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2068/1377/files/rezobofakegi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6799/0438/files/66873985266.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5374/3270/files/27102580198.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6422/2101/files/bivuzotixalop.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
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000092cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92CC | 23748 bytes |
SHA-256: cf16ddd815ebed3737f0b4e1e9731eb18526b07d619f1ecd94e4b500589ddee0 |
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font_01_sfnt_off0000d72a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD72A | 4404 bytes |
SHA-256: 69dae5502fa402dc5538e2681d20cad36c4ab35746a77dfd18349f729a880e52 |
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font_02_sfnt_off0000e627.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE627 | 10824 bytes |
SHA-256: f16e8703dd656fb8b473c34dfe5713020e975f74b1d7defd2513306c671ffc4c |
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font_03_sfnt_off000109fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109FE | 4324 bytes |
SHA-256: d1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
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