MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link that leads to a link farm of other PDFs, indicating a phishing or redirection attempt. The ML classifier strongly flagged this PDF as malicious. The embedded URLs and the document body content suggest a lure to engage the user with a quiz, ultimately leading them to potentially harmful 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/pify?keyword=interpersonal+communication+quiz
- http://ropena.marita-wild-cat.com/uploads/1/3/1/4/131437402/019cd.pdf
- http://files.glanfield.org/uploads/1/3/0/8/130813804/fezidipisubuf.pdf
- http://goleji.annawitte.org/uploads/1/3/0/7/130776367/48aa61.pdf
- http://dirijitam.cozmoblack.com/uploads/1/3/1/1/131164097/sawifunumobiku_narubavuxa_nageru.pdf
- https://cdn.shopify.com/s/files/1/0433/1569/1678/files/how_to_achieve_goals_in_life.pdf
- https://cdn.shopify.com/s/files/1/0429/3584/5017/files/rufizowukeretigevi.pdf
- https://cdn.shopify.com/s/files/1/0432/2154/9217/files/anti_tank_guided_missile_nag.pdf
- https://cdn.shopify.com/s/files/1/0433/1618/3198/files/value_proposition_canvas_book.pdf
- https://cdn.shopify.com/s/files/1/0446/9293/0716/files/22715609044.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/jewepogepavab.pdf
- https://cdn.shopify.com/s/files/1/0434/0501/7238/files/wixofojenemesumemupumuma.pdf
- https://cdn.shopify.com/s/files/1/0433/7644/3543/files/gevemawujibaga.pdf
- https://cdn.shopify.com/s/files/1/0439/2363/6379/files/organic_chemistry_aromatic_compounds.pdf
- https://cdn.shopify.com/s/files/1/0434/2215/4908/files/2944865893.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_off000069cc.bin2ee946cd5582096ad69c0ba673f7d0a7183957bd59f98836b13fb62f979581ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69CC | 5192 bytes |
font_01_sfnt_off00007b5c.bin949fc685dcac749836ba6cc443ec3c7d0ba661eabd8569971490713bd62b1db6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B5C | 9824 bytes |
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