MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised as installation instructions, aiming to lure users to a malicious site. The ML classifier strongly flagged this PDF as malicious. The document body, though heavily obfuscated, contains references to the malicious URL and benign-looking PDF links, likely part of a link farm to improve search engine ranking for 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.com/wb?keyword=shower%20screen%20installation%20pdf
- http://kivolo.fredoniapubliclibrary.org/uploads/1/3/2/8/132814930/wajudiwozipinibofigi.pdf
- http://files.juwhan.com/uploads/1/3/0/8/130873795/mofosatarikagan_najubo_sixebop_nexenanikitixo.pdf
- http://files.shipleyartstudio.org/uploads/1/3/1/8/131856288/gerumumovaxoli.pdf
- http://files.drmrosenfeld.com/uploads/1/3/0/7/130776399/7981372af70.pdf
- http://files.alohavolleyball.com/uploads/1/3/0/8/130874588/1088443.pdf
- https://cdn.shopify.com/s/files/1/0432/9360/6048/files/california_air_tools_5510se.pdf
- https://cdn.shopify.com/s/files/1/0437/9430/1085/files/after_we_collided_download_wordpress.pdf
- https://cdn.shopify.com/s/files/1/0433/0140/4830/files/mikutasenazukafi.pdf
- https://cdn.shopify.com/s/files/1/0434/6196/8025/files/30753668196.pdf
- https://cdn.shopify.com/s/files/1/0433/9780/8279/files/abbott_vertigo_exercises.pdf
- https://cdn.shopify.com/s/files/1/0432/7315/8806/files/gapufezujakuvolegekira.pdf
- https://cdn.shopify.com/s/files/1/0434/0865/4492/files/supercritical_boiler.pdf
- https://cdn.shopify.com/s/files/1/0431/7960/6176/files/cazadora_de_hadas_3_gratis.pdf
- https://cdn.shopify.com/s/files/1/0431/5483/3564/files/sagapolakajij.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_off000045d1.bin41d792351c3688df0b5bb679c1c6810ee0ce9cf48919bd6eb7c38dc877c54ebe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x45D1 | 5440 bytes |
font_01_sfnt_off00005851.binc92821797ba3575ca8ac3ad179a0922a2e65f8c290cf963220a33df366ead99d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5851 | 8812 bytes |
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