MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file contains a large number of embedded links, many of which point to a redirector URL known to host malicious content. The document body itself appears to be malformed or obfuscated, but the presence of the redirector and the link farm heuristic strongly suggest a malicious intent to lure users to harmful sites. The primary malicious IOC is the redirector URL.
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.cc/wix?keyword=the+jazz+piano+book+pdf
- https://cdn.shopify.com/s/files/1/0434/0023/3110/files/reflexive_verbs_in_french_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0441/4016/7320/files/xekufovijef.pdf
- https://cdn.shopify.com/s/files/1/0429/1634/8057/files/motorukifujiverute.pdf
- https://cdn.shopify.com/s/files/1/0430/3486/9921/files/nasejofakedawudafezekefa.pdf
- https://cdn.shopify.com/s/files/1/0437/2017/9864/files/zesovawosas.pdf
- https://cdn.shopify.com/s/files/1/0432/7122/5494/files/28892482883.pdf
- https://cdn.shopify.com/s/files/1/0430/8343/2096/files/agile_methodology_free_ebook.pdf
- https://cdn.shopify.com/s/files/1/0432/5857/7046/files/57971191114.pdf
- https://cdn.shopify.com/s/files/1/0440/7784/2584/files/30771120240.pdf
- https://static.usrfiles.com/ugd/b8c837_3f6e0a5b89b14037a7c44b6d91043543.pdf
- https://static.usrfiles.com/ugd/b8c837_7965b7021d734b74bcf01906dc02aa5d.pdf
- https://cdn.shopify.com/s/files/1/0465/3052/7382/files/36176317141.pdf
- https://cdn.shopify.com/s/files/1/0453/3986/9339/files/hacker_book_in_english.pdf
- https://cdn.shopify.com/s/files/1/0436/0873/5907/files/surah_al_mulk_dan_artinya.pdf
- https://cdn.shopify.com/s/files/1/0437/1503/5291/files/genie_pro_98.pdf
- https://cdn.shopify.com/s/files/1/0434/5567/6580/files/batman_who_laughs_7.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_off00006ffd.binf826b86d61580cd17ded6ae5d572565ea23e67b54515acc5a6c2656fa9887517 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6FFD | 5100 bytes |
font_01_sfnt_off00008160.bin5f9fcb27098ab723092844231d75a29847d2283ba6451f512c2accde8af8d019 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8160 | 10000 bytes |
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