MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.ru'. The document body, though heavily obfuscated, contains the same URL. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many hosted on Shopify, likely for SEO manipulation to lure victims. The ML classifier strongly flagged this PDF as malicious.
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/pify?keyword=cargador+solar+para+celular+pdf In PDF document text
- http://files.genestewartrealestate.com/uploads/1/3/0/7/130740256/9184725.pdfIn PDF document text
- http://files.texaspoliticaljobs.com/uploads/1/3/0/8/130874115/7770518.pdfIn PDF document text
- http://files.eastseidedesign.com/uploads/1/3/0/8/130813413/kegofudijegized.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/1/0427/9681/0396/files/nufejuxog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0874/3835/files/mamujerefudokibetejikad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/51982080438.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0333/0208/files/jubimumi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9386/1279/files/nitafenudu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8386/6007/files/36743065705.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1895/2612/files/18125764360.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4190/7110/files/98365034702.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/86671795136.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5007/4269/files/nijosuletigagidobifefar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7673/0533/files/zadoduju.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9109/9805/files/50310112928.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1987/8048/files/formal_and_informal_email_writing.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49726552648.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_off0000786c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x786C | 5228 bytes |
SHA-256: b9d6e37bc17e9559c54618968b08347c1ff67d2a641b6643f80d2da8dbe1b2ee |
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font_01_sfnt_off00008a3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8A3C | 1656 bytes |
SHA-256: 373bca0e6f8b8f150ff397f4116c25dacecd6aed5a6461789daf4f484aaa3853 |
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font_02_sfnt_off00009291.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9291 | 11436 bytes |
SHA-256: bf16107c79382a8ab9fb1498910997f8c60e0eb5c0b0d1825a21d463985b864a |
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font_03_sfnt_off0000b832.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB832 | 16312 bytes |
SHA-256: bf8f9ece8d9d74ce2d7a98a07ee1bb8f4056faf702b3b1702118181e85f1b939 |
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