MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a mass of external links, including a known malicious redirector at https://ttraff.ru/wix?keyword=backpack+sprayer+reviews+consumer+reports. The document body, though heavily obfuscated, appears to contain keywords related to product reviews, suggesting a lure to trick users into clicking the malicious links. The presence of numerous links and the ML classifier's high confidence indicate a malicious intent to redirect users to 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.ru/wix?keyword=backpack+sprayer+reviews+consumer+reports
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_fa0309fac60d46d7bf4e023b674c999e.pdf
- https://static.usrfiles.com/ugd/c1108c_9f01ac10adbd47499e06129db27cf0ff.pdf
- https://static.usrfiles.com/ugd/d2751c_fab96d39de2644359920801b9aa0a7d1.pdf
- https://cdn.shopify.com/s/files/1/0437/5461/9041/files/strengthening_exercises_for_lower_back_pain.pdf
- https://cdn.shopify.com/s/files/1/0432/6558/9414/files/tisobawewomap.pdf
- https://static.usrfiles.com/ugd/41f880_59278be5a99949b88e358339e55cc020.pdf
- https://static.usrfiles.com/ugd/f09a9d_753b108e432e49e89fc65a8e80f1b987.pdf
- https://static.usrfiles.com/ugd/77eba6_b4dec6267c3549ffae56a85442cd05af.pdf
- https://cdn.shopify.com/s/files/1/0431/9969/2958/files/nafavedosa.pdf
- https://cdn.shopify.com/s/files/1/0432/5064/7204/files/forklift_certification_card_template.pdf
- https://cdn.shopify.com/s/files/1/0434/4633/7693/files/wurebukezo.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068fe.bina5e6eecab863ec33db952419d6126ff14f201ffa4aa5843f7dc18545225989c1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68FE | 5416 bytes |
font_01_sfnt_off00007b76.binc8b65bf65327beea246975efc07a0194ba09efab21e5fba8e042827b9b073f73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B76 | 9896 bytes |
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