MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.ru, which is designed to lead users to malicious content. The document body, though heavily obfuscated, contains the same URL and keywords related to game cheats, suggesting a lure. The presence of numerous external PDF links, many hosted on Shopify, further indicates a link farm or SEO poisoning attempt to drive traffic to the malicious 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=madden+12+ps2+cheats
- http://binalom.vinoetamicis.com/uploads/1/3/1/4/131406821/1425fc6c8d4.pdf
- http://files.scitc.org/uploads/1/3/1/4/131437535/beniruv.pdf
- http://files.unioncongregationalucc.org/uploads/1/3/0/7/130739480/2ac5a.pdf
- https://cdn.shopify.com/s/files/1/0433/6225/5006/files/14806053188.pdf
- https://cdn.shopify.com/s/files/1/0433/4862/3510/files/acousticsamples_sunbird_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/8032/7070/files/vasojijoro.pdf
- https://cdn.shopify.com/s/files/1/0433/5170/3706/files/bowiginirenos.pdf
- https://cdn.shopify.com/s/files/1/0427/7652/7014/files/96087412904.pdf
- https://cdn.shopify.com/s/files/1/0427/9749/8535/files/arcus_foundation_annual_report.pdf
- https://cdn.shopify.com/s/files/1/0436/4340/4441/files/candy_iggy_pop.pdf
- https://cdn.shopify.com/s/files/1/0431/4641/2188/files/sesujurexuta.pdf
- https://cdn.shopify.com/s/files/1/0433/9020/6117/files/xudesoka.pdf
- https://cdn.shopify.com/s/files/1/0434/0006/9287/files/84372302778.pdf
- https://cdn.shopify.com/s/files/1/0429/1022/0447/files/44041524523.pdf
- https://cdn.shopify.com/s/files/1/0430/8307/1642/files/sakol.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_off0000be1c.bin30b42b1c8a1776d630ea2e0f23633cc5e246b5fc583daad50ea6cf63b628313e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE1C | 5224 bytes |
font_01_sfnt_off0000cfe2.bind9533804a68f7ed5a331b56d052c518fc8317bf2c6ba9b2f42af920448bfebde |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFE2 | 11396 bytes |
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