MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=aprender+japones+romaji+pdf', which is identified as a malicious redirector. This suggests the document's purpose is to redirect the user to malicious infrastructure, likely for further exploitation or phishing.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=aprender+japones+romaji+pdf In PDF document text
- http://files.ahgu.net/uploads/1/3/0/7/130739978/zinaladeg.pdfIn PDF document text
- http://files.l912f.org/uploads/1/3/0/7/130775953/1301858.pdfIn PDF document text
- http://files.gardeniacafeonline.com/uploads/1/3/0/7/130775659/6547816.pdfIn PDF document text
- http://files.bridgendtennis.club/uploads/1/3/1/3/131398134/fijananij_sorifiguzelu_wakitolasu.pdfIn PDF document text
- http://barav.magicboundtravel.com/uploads/1/3/2/8/132814930/ad7665bfb53cd.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/1/0429/9948/0473/files/67509978925.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/7573/7502/files/1194788180.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5537/3720/files/sinosapemufidukajobu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1896/0545/files/ielts_reading_test.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6028/0982/files/jenowajatovizubatil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7726/1729/files/62237183256.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7065/1542/files/xalufomelekusevoxaporo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0127/2729/files/dulutexefepiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7325/7118/files/21244101592.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8582/4154/files/pajaguselebukibige.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
🗂 Part of campaign:
rattlesnakesafe.com
6 samples
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006d7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D7E | 12740 bytes |
SHA-256: 0c603c5e90f776ed647637a5920ebf55136b2f7dd6e195050f1535c1fea43a7e |
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font_01_sfnt_off00009732.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9732 | 5220 bytes |
SHA-256: e94dd5c3c4f1ab911548ab4c49a217307d2386edaad13f378e3225e578ed7b7a |
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font_02_sfnt_off0000a8e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA8E5 | 10392 bytes |
SHA-256: 71224acc3dfa13f001ccb950b57615d3fd294fb6dcdd88b75acb54ca40502bf5 |
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font_03_sfnt_off0000cc4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC4B | 16312 bytes |
SHA-256: 975089639afea594160f6daa1ae948ffc4125994d61a9fd32dce02580f7b6b15 |
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