MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.com) which is flagged as malicious. The document body, though heavily obfuscated, contains text related to 'Mp3 host direct link' and includes the malicious redirector URL, suggesting a lure for potentially unwanted content or further malware. The presence of a large number of external PDF links also indicates a link farm, likely for SEO manipulation or to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=mp3+host+direct+link In PDF document text
- http://files.esthersurikova.com/uploads/1/3/1/6/131606861/2cd2f0.pdfIn PDF document text
- http://files.pamela-gray.com/uploads/1/3/0/8/130813781/tovomezezusipu.pdfIn PDF document text
- http://files.marchingchiefs5k.com/uploads/1/3/0/8/130874379/8982308.pdfIn PDF document text
- http://files.findyourmagichsp.com/uploads/1/3/1/3/131384185/siximurunura.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7341/3028/files/telasewebikum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0349/3028/files/71513701159.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3067/4597/files/12061185249.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6974/4028/files/62843393548.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0158/5570/files/53276229746.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8385/8080/files/28745218544.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3145/3081/files/80237674454.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8976/5279/files/16928505969.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6125/6091/files/29556809553.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9730/8840/files/36657768559.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4939/4080/files/84001506291.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7007/0690/files/13125436224.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dazexirorojukulovamedifuv.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007554.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7554 | 5184 bytes |
SHA-256: 6eacb92b54c3a79bfeecf4724cf7df4815d9ec2cfea103e1b9b20b8f6fe6fd0e |
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font_01_sfnt_off000086fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86FD | 10352 bytes |
SHA-256: 92d41fdf60e6099a8b49b5aece5b6f583d5c2da288bfc347bce21196572e27da |
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font_02_sfnt_off0000aaa5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAA5 | 16500 bytes |
SHA-256: 14cb1cad40a74d1d86f44c2ced91bf036090f5f6a4aa1227e7c0659877b93e7f |
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