MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic identifying a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL https://ttraff.ru/pify?keyword=list+of+cities+in+kansas, suggesting a lure to a malicious site. The presence of many external PDF links also indicates a link farm, a common tactic for SEO poisoning or distributing malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=list+of+cities+in+kansas
- http://files.mysaintbarx.com/uploads/1/3/1/4/131406827/suzumik-nekipokijev-sekaz-tefekikas.pdf
- http://files.yongintaekwondocollege.com/uploads/1/3/0/8/130814980/2644989.pdf
- http://files.sacontracting.org/uploads/1/3/1/4/131437149/gutabi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/3680/3233/files/ramenosid.pdf
- https://cdn.shopify.com/s/files/1/0428/5179/5107/files/67950205898.pdf
- https://cdn.shopify.com/s/files/1/0435/3468/0216/files/reludibu.pdf
- https://cdn.shopify.com/s/files/1/0437/3368/0282/files/68791062781.pdf
- https://cdn.shopify.com/s/files/1/0431/6174/7605/files/viveruje.pdf
- https://cdn.shopify.com/s/files/1/0437/3128/8216/files/43861724879.pdf
- https://cdn.shopify.com/s/files/1/0430/7740/2778/files/xavalalawemenolesowiremi.pdf
- https://cdn.shopify.com/s/files/1/0427/9474/6023/files/zadoxabikiremoj.pdf
- https://cdn.shopify.com/s/files/1/0431/5090/1402/files/wamom.pdf
- https://cdn.shopify.com/s/files/1/0434/6953/7432/files/39394157673.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007cb7.bin690439c80fd2a0e1c3805f8fb539f031d5ffa48eae5a17279901769d0ad6a58c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7CB7 | 4752 bytes |
font_01_sfnt_off00008d03.bine9b17874d67405583d43bb224ff8aed58ed6b0248cfad7d257af78c8e4d1a407 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D03 | 15080 bytes |
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