MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a redirector URL that is flagged as malicious, suggesting an attempt to lead the user to a harmful site. It also hosts a large number of other PDF files, likely for SEO manipulation to improve the ranking of the malicious link. The document body, though partially corrupted, contains the malicious URL and a lure for free mp3 downloads, indicating a phishing or malware distribution attempt.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.me/wix?keyword=sublime+mp3+free+download
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0441/2299/6888/files/ancestors_legacy_dlc.pdf
- https://cdn.shopify.com/s/files/1/0450/7975/6963/files/poesias_cecilia_meireles.pdf
- https://cdn.shopify.com/s/files/1/0427/8714/3839/files/witubufes.pdf
- https://cdn.shopify.com/s/files/1/0432/3013/4427/files/popagesido.pdf
- https://cdn.shopify.com/s/files/1/0432/3573/7764/files/13864719304.pdf
- https://static.usrfiles.com/ugd/e3ff21_99c4a2e7dc3c4036aabfd6a97a09f3e5.pdf
- https://static.usrfiles.com/ugd/97aff7_3e9b94657e27422c9349a3171191edaf.pdf
- https://static.usrfiles.com/ugd/b8c837_503930efaa134338ab701eb24487daf0.pdf
- https://cdn.shopify.com/s/files/1/0439/4336/2715/files/86215841717.pdf
- https://cdn.shopify.com/s/files/1/0438/0069/0848/files/belopunekopozigi.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000472e.bind461934fa0a84ff769a222c0ea86d6180977d56593342bb8f8c842b6a40ad951 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x472E | 5508 bytes |
font_01_sfnt_off000059da.bin768d2534d6fb35e8c26ba079c8698eee0bd8eb2107bfd96a80e962841a9ff6ac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59DA | 10568 bytes |
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