MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a lure for 'free online cards games no' and embeds numerous links, including a critical redirector link to 'https://ttraff.ru/pify?keyword=free+online+cards+games+no'. This indicates a social engineering attempt to direct users to malicious infrastructure. The presence of a link farm further suggests an effort to manipulate search engine results or distribute malicious content. The document body, though heavily obfuscated, contains the malicious URL and references to a tip calculator PDF, reinforcing the lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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=free+online+cards+games+no In PDF document text
- http://files.wadehudson-authorpublisher.com/uploads/1/3/2/6/132681901/cc6fded6b.pdfIn PDF document text
- http://letad.poarc.com/uploads/1/3/2/7/132740669/0e71b6ca2.pdfIn PDF document text
- http://files.southwindkennels.com/uploads/1/3/1/4/131438058/zamudijen.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4891/9450/files/tip_calculator_python.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8227/6250/files/wamiwi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1551/1968/files/ford_mustang_service_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5842/9089/files/mi_burrito_sabanero_letra.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1867/3566/files/37316102367.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0667/3574/files/92744420506.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5716/8027/files/60468176890.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5281/7832/files/39600378561.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5187/5494/files/zalekomazeta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0878/5562/files/dowelinogifipazevugowan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4801/8855/files/arduino_basic.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6886/6212/files/xaxibokamidaru.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6809/6661/files/43780067613.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006023.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6023 | 5216 bytes |
SHA-256: 2e97d676957a371e2004233720b499a2a0ab13bf8173f0b261b1d35038ca076e |
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font_01_sfnt_off000071c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71C4 | 10184 bytes |
SHA-256: 63776fd125d8da8baee82a73f2175c4dcab0f723b4f307c6e917c815ef11704f |
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