MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple critical heuristics indicating malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body contains a URL that points to a redirector, which is likely used to obscure the final destination or distribute further malicious content. The presence of numerous links to other PDF files, many hosted on Shopify, suggests a link farm strategy, potentially for SEO manipulation or to host a large number of malicious documents.
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=gettysburg+licensed+battlefield+guides
- http://files.pianobeautiful.com/uploads/1/3/2/7/132740361/kosavikadulovatimi.pdf
- http://files.oscarbaptistchurch.com/uploads/1/3/1/4/131438418/menoxiwisosenimiza.pdf
- https://cdn.shopify.com/s/files/1/0434/1760/0152/files/wimumezabusoziwuves.pdf
- https://cdn.shopify.com/s/files/1/0439/7383/6958/files/metallica_hardwired_torrent.pdf
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/fokozinurutopagefe.pdf
- https://cdn.shopify.com/s/files/1/0431/2730/8454/files/lesabusiwinegidemoxobur.pdf
- https://cdn.shopify.com/s/files/1/0428/1240/7967/files/woxopojugifabudo.pdf
- https://cdn.shopify.com/s/files/1/0430/8592/2466/files/jeffrey_archer_books.pdf
- https://cdn.shopify.com/s/files/1/0427/4552/8487/files/simple_business_partnership_agreement.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/68513135127.pdf
- https://cdn.shopify.com/s/files/1/0431/3225/6407/files/78557406398.pdf
- https://cdn.shopify.com/s/files/1/0430/3667/2162/files/46909046745.pdf
- https://cdn.shopify.com/s/files/1/0432/5556/2402/files/29785277816.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_off00005d59.bin354a77c3fc4318f62057a6c0f1c023636fcba6f651d45e4befd0d149bc69b2b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D59 | 5464 bytes |
font_01_sfnt_off00007005.bin4abbfa1180c00ca57fe52352edd7bafc598f038e46cc03203fb70c02e67dd808 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7005 | 10092 bytes |
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