MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=tabela+riscos+ambientais+pdf'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded URLs, including 'https://cdn.shopify.com/s/files/1/0431/7901/6349/files/i_ll_fly_with_you_lyrics.pdf'. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains these URLs, suggesting an attempt to lure users to 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.cc/pify?keyword=tabela+riscos+ambientais+pdf
- http://files.cardifflittleathletics.org.au/uploads/1/3/2/7/132740511/jivar_zupefo_regekowivajav_menono.pdf
- http://files.giuliapieralivi.com/uploads/1/3/0/9/130969986/9b36e704.pdf
- http://nedux.martinstrieborny.com/uploads/1/3/1/1/131164250/9405956.pdf
- http://polubijiv.yuanyiiagency.com/uploads/1/3/1/4/131408103/ec5822d4d4a8dd7.pdf
- https://cdn.shopify.com/s/files/1/0431/7901/6349/files/i_ll_fly_with_you_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0438/9391/5800/files/nedajavezasobi.pdf
- https://cdn.shopify.com/s/files/1/0428/0310/1863/files/pebopekuzutuxilewako.pdf
- https://cdn.shopify.com/s/files/1/0433/9187/7283/files/lojosagefi.pdf
- https://cdn.shopify.com/s/files/1/0428/0988/4838/files/sejapoz.pdf
- https://cdn.shopify.com/s/files/1/0432/1899/3320/files/90494638029.pdf
- https://cdn.shopify.com/s/files/1/0430/5806/9655/files/27366018856.pdf
- https://cdn.shopify.com/s/files/1/0430/3477/1610/files/sedenav.pdf
- https://cdn.shopify.com/s/files/1/0434/2022/1607/files/lesuwaperamowe.pdf
- https://cdn.shopify.com/s/files/1/0433/9027/1642/files/staff_analyst_trainee.pdf
- https://cdn.shopify.com/s/files/1/0428/8974/0441/files/lakimatefekifutatavurej.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064b1.bineae386b6f2a80e70859591ce42147e2da854b28e189e9e8dc0b0555a2c645a2b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64B1 | 5392 bytes |
font_01_sfnt_off000076e5.bind14c2fcd94e984f296d28ffac4ea9ab72925b7ad25e674a4e4d082879c51d9a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76E5 | 12492 bytes |
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