MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, with at least one pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains URLs that appear to be part of a link farm designed 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.ru/pify?keyword=risk+analysis+methods+pdf
- http://files.greenpiecenursery.com/uploads/1/3/1/3/131383763/25f634d38.pdf
- http://degabo.kingdommovementglobal.org/uploads/1/3/1/6/131606968/ad6da2df255f.pdf
- http://files.newleafkineticarts.com/uploads/1/3/0/9/130969061/zozeruratorinexawak.pdf
- https://cdn.shopify.com/s/files/1/0433/7372/3800/files/uppercase_and_lowercase_letters_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0448/3537/3213/files/chalte_chalte_movie_all_video_song.pdf
- https://cdn.shopify.com/s/files/1/0427/7207/0556/files/wivijutafemifubazetas.pdf
- https://cdn.shopify.com/s/files/1/0428/4458/6140/files/plural_of_irregular_nouns.pdf
- https://cdn.shopify.com/s/files/1/0434/6393/4109/files/bridges_in_mathematics_grade_5_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0435/2117/9802/files/93744533217.pdf
- https://cdn.shopify.com/s/files/1/0432/8049/8841/files/38586333314.pdf
- https://cdn.shopify.com/s/files/1/0436/5733/0853/files/83585100248.pdf
- https://cdn.shopify.com/s/files/1/0450/1677/6868/files/all_routes_of_drug_administration.pdf
- https://cdn.shopify.com/s/files/1/0437/0428/7383/files/metal_bending_machine.pdf
- https://cdn.shopify.com/s/files/1/0436/7260/0726/files/79389453941.pdf
- https://cdn.shopify.com/s/files/1/0434/5351/3880/files/sonorevofelolewunoga.pdf
- https://cdn.shopify.com/s/files/1/0431/4379/0760/files/fuledubap.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_off00006707.bin678b5de6621c919cb162c3c5e6090650be006f8acc80b29d2149bee4d56d67c6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6707 | 5360 bytes |
font_01_sfnt_off00007923.bin77d88352688c0d871773bf3736200263d17c103719ab3c4b0be7a2faefa6fcf1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7923 | 9844 bytes |
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