MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link to a known malicious redirector, ttraff.cc, which is likely used to obscure the final destination. The document body, though heavily obfuscated, contains the same URL and a reference to 'harry potter', suggesting a lure. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to improve search engine ranking for malicious content.
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/pify?keyword=all+series+of+harry+potter
- http://files.putnamchurch.org/uploads/1/3/1/3/131381640/9666935.pdf
- http://files.williamkdeugenio.com/uploads/1/3/0/7/130775768/c98184f28de902.pdf
- http://files.k7-13.org/uploads/1/3/1/4/131437689/caa7ca23dba0.pdf
- https://cdn.shopify.com/s/files/1/0437/9839/7085/files/noxovopawuluwid.pdf
- https://cdn.shopify.com/s/files/1/0431/6335/3244/files/taxuvur.pdf
- https://cdn.shopify.com/s/files/1/0445/3462/8516/files/the_little_drummer_boy_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0430/6986/6141/files/95424220000.pdf
- https://cdn.shopify.com/s/files/1/0437/9430/1085/files/ciliated_protozoa.pdf
- https://cdn.shopify.com/s/files/1/0431/4152/9754/files/71152176439.pdf
- https://cdn.shopify.com/s/files/1/0432/2826/6654/files/wojiretoxomebe.pdf
- https://cdn.shopify.com/s/files/1/0432/5575/9006/files/86169372786.pdf
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/96649061840.pdf
- https://cdn.shopify.com/s/files/1/0429/7906/6009/files/86021658640.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_off00006315.bin1a6d352a90ecdd4456041007146ecfe62cde76fe9488e32e675fe91ff8116296 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6315 | 5080 bytes |
font_01_sfnt_off0000745e.bin45cfae0354717375f8a17cc602911edfe647773d0d3879e72aba8f5cc3f6c0dc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x745E | 10420 bytes |
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