MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded URLs, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The primary attack pattern appears to be a link farm for SEO manipulation or to distribute further malicious content, leveraging the 'ttraff.ru' redirector.
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=apostrophe+practice+pdf
- http://xuzij.proceng.co.uk/uploads/1/3/0/7/130740496/tobewi_dazaf_dalabinifetubo_pedamekanatem.pdf
- http://bigumof.kamiza.com/uploads/1/3/2/7/132710621/pesafop.pdf
- http://files.tomfosterclippers.com/uploads/1/3/1/4/131453541/novilorul-punok.pdf
- http://maroku.forlianofarm.com/uploads/1/3/0/8/130814297/jivutoxepukinux.pdf
- https://cdn.shopify.com/s/files/1/0438/9827/3944/files/17729541969.pdf
- https://cdn.shopify.com/s/files/1/0434/7779/4982/files/programa_arquitectonico_restaurante.pdf
- https://cdn.shopify.com/s/files/1/0428/1548/8163/files/learning_php_the_hard_way.pdf
- https://cdn.shopify.com/s/files/1/0438/8945/9368/files/56553735199.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/66656561998.pdf
- https://cdn.shopify.com/s/files/1/0434/4440/4374/files/yoga_for_back_pain_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0434/1910/7495/files/janusonumuruzi.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/3152232763.pdf
- https://cdn.shopify.com/s/files/1/0428/2135/3635/files/first_law_of_thermodynamics_experiment.pdf
- https://cdn.shopify.com/s/files/1/0437/9947/8434/files/36863100500.pdf
- https://cdn.shopify.com/s/files/1/0431/6148/5471/files/95314539839.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_off00004b5a.bin5e338e84dcf07348dbc350d5c974d50dc906c4e8b642255e26bf83087fa6d8b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B5A | 5200 bytes |
font_01_sfnt_off00005d00.bine2271fce79355b2b915b6eb169ef43c3ae7009cef361fda176725a65b013ee79 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D00 | 10032 bytes |
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