MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with the primary URL pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=punctuation+marks+chart+pdf', suggesting a lure to trick users into visiting a malicious site. The ML classifier also strongly indicated maliciousness.
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=punctuation+marks+chart+pdf
- http://files.policetrailer.com/uploads/1/3/1/6/131606859/140011f86695377.pdf
- http://files.gift2giving.com/uploads/1/3/0/8/130874655/42452c.pdf
- http://wusos.ashlynnsboutique.com/uploads/1/3/1/4/131437594/tuganixesifatur.pdf
- https://cdn.shopify.com/s/files/1/0440/8393/7432/files/lurepedunebilu.pdf
- https://cdn.shopify.com/s/files/1/0431/7170/9079/files/81082028410.pdf
- https://cdn.shopify.com/s/files/1/0440/7522/1144/files/tamil_astrology_chart.pdf
- https://cdn.shopify.com/s/files/1/0430/2707/1130/files/51375318591.pdf
- https://cdn.shopify.com/s/files/1/0430/7661/6346/files/opposite_words_in_english_for_class_1_worksheets.pdf
- https://cdn.shopify.com/s/files/1/0431/1187/4716/files/76362722490.pdf
- https://cdn.shopify.com/s/files/1/0430/8575/8617/files/9498736298.pdf
- https://cdn.shopify.com/s/files/1/0437/7244/4823/files/tavilekivadevan.pdf
- https://cdn.shopify.com/s/files/1/0434/5951/0425/files/cardioversion_farmacologica_y_electrica.pdf
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/car_bill_of_sale_example.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_off000076b7.binaab9658ce2eb8ea4d3702a89aa26b59aa2e2c7ce524605dc7081254fc725f253 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76B7 | 5428 bytes |
font_01_sfnt_off000088fd.bin516d498e17570686c6514ba67171c3b76cdb7dfcd394647ad06dd8516653c374 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x88FD | 10060 bytes |
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