MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, with the primary link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains references to URLs, including the malicious redirector. The heuristic firings strongly indicate malicious redirection and a link farm, suggesting the document's purpose is to drive traffic to malicious sites.
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=adjectives+in+english+language+pdf
- http://files.pattikitson.com/uploads/1/3/1/6/131607866/xowizabijon-zozutisogab-pazogo.pdf
- http://files.naplesbesthairsalon.com/uploads/1/3/2/6/132682640/lupaxogol.pdf
- http://files.unparalleledtransformation.com/uploads/1/3/0/7/130738894/dazix-fukosisumiwe-xusavaniruwukiv-xilanel.pdf
- http://files.ryabutterfield.com/uploads/1/3/1/1/131164117/6080261.pdf
- https://cdn.shopify.com/s/files/1/0429/8702/8641/files/regegidofidojofafitudox.pdf
- https://cdn.shopify.com/s/files/1/0435/8907/5102/files/piezo_buzzer_working.pdf
- https://cdn.shopify.com/s/files/1/0431/8471/7979/files/7082674752.pdf
- https://cdn.shopify.com/s/files/1/0427/5005/0460/files/roadmaster_mountain_bike.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/45397061855.pdf
- https://cdn.shopify.com/s/files/1/0440/5175/9269/files/convert_file_online_for_free.pdf
- https://cdn.shopify.com/s/files/1/0435/3386/1018/files/third_generation_cephalosporins.pdf
- https://cdn.shopify.com/s/files/1/0433/5032/7451/files/kifenaporagitogi.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mufuma.pdf
- https://cdn.shopify.com/s/files/1/0427/7354/5116/files/mipuzujuwosuwizofide.pdf
- https://cdn.shopify.com/s/files/1/0428/9229/6358/files/nanatixome.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_off00005e86.bin6c356e2bf4cb4bfe56b65ebad7c28af1537775315c77b2124348c6914d9645c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E86 | 5444 bytes |
font_01_sfnt_off00007122.bin17214b098f4d1126d043a787dc4c3525b63a2fe3db24ce30538d5f06e35dc737 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7122 | 9880 bytes |
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