MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, identified as a PDF SEO link farm. The primary external link points to a URL that appears to be part of a keyword-stuffed SEO strategy. While no scripts were explicitly extracted, the presence of numerous external links and the ML classifier's high confidence suggest a malicious intent, likely to redirect users to malicious sites or for SEO manipulation. The document body itself is heavily obfuscated and contains embedded URLs.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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External URI info PDF_URIPDF contains an external URL action
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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://trafffi.ru/123?keyword=shroud+hearth+barrow+puzzle+bridge
- https://cdn-cms.f-static.net/uploads/4428054/normal_5f9d71fe04c56.pdf
- https://jasasenud.weebly.com/uploads/1/3/4/1/134131975/69e0a0b6c891.pdf
- https://detosujedeke.weebly.com/uploads/1/3/4/3/134371576/4848818.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://s3.amazonaws.com/fofeguj/66004961299.pdf
- https://s3.amazonaws.com/kulinisokakewi/37867099651.pdf
- https://s3.amazonaws.com/xanebavifamopez/appetizer_recipes_book.pdf
- https://s3.amazonaws.com/falufusu/dance_plus_5_2019.pdf
- https://uploads.strikinglycdn.com/files/994a2498-4dc3-4d57-9483-fb87e5cf6675/ice_boy_and_watergirl_2.pdf
- https://uploads.strikinglycdn.com/files/afef8f63-4899-4335-b175-4e0b905b1a90/dd_air_genasi_monk.pdf
- https://s3.amazonaws.com/boxujetanonikuv/2423300694.pdf
- https://s3.amazonaws.com/pewebopufupe/xatozuvakamew.pdf
- https://s3.amazonaws.com/varolexexus/naporad.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008751.bin1de7e4bce3d3c9fca10319014dbad5c5062734b4ff2292933b9846e6cc524386 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8751 | 5204 bytes |
font_01_sfnt_off0000992b.bin00914017f400de59b1020839d955a6725b3c116ca946cef96c4786ccc791a4d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x992B | 10892 bytes |
font_02_sfnt_off0000be48.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE48 | 4324 bytes |
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