MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to SEO-optimized PDF files hosted on Shopify. One of these links, 'https://ttraff.ru/wix?keyword=manhattan+transcripts+summary', is identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body appears to be corrupted or obfuscated, but the presence of the malicious redirector and the link farm suggests a phishing or redirection attempt.
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.ru/wix?keyword=manhattan+transcripts+summary
- https://cdn.shopify.com/s/files/1/0430/9126/3649/files/burushaski_dictionary.pdf
- https://cdn.shopify.com/s/files/1/0433/4492/0734/files/18538433322.pdf
- https://cdn.shopify.com/s/files/1/0434/1432/3356/files/9278469852.pdf
- https://cdn.shopify.com/s/files/1/0433/8080/1701/files/10187850314.pdf
- https://cdn.shopify.com/s/files/1/0438/1795/9586/files/22955033547.pdf
- https://cdn.shopify.com/s/files/1/0433/0792/5654/files/nofizokoriwaro.pdf
- https://cdn.shopify.com/s/files/1/0434/6127/9896/files/tuwiba.pdf
- https://cdn.shopify.com/s/files/1/0433/6776/0028/files/chest_guidelines_2016_pulmonary_embolism.pdf
- https://cdn.shopify.com/s/files/1/0438/8257/8088/files/space_truss_design.pdf
- https://cdn.shopify.com/s/files/1/0432/0693/4688/files/60908802873.pdf
- https://cdn.shopify.com/s/files/1/0432/1925/5454/files/lekukavutoxazogunipuxev.pdf
- https://cdn.shopify.com/s/files/1/0437/6163/1389/files/42359815405.pdf
- https://static.usrfiles.com/ugd/122077_cedf068ebb614febba3d315742e657cf.pdf
- https://static.usrfiles.com/ugd/b8c837_032545bc579f4844a2adcab88841ae67.pdf
- https://static.usrfiles.com/ugd/b8c837_0b220411403f4368be8949c1a6219aab.pdf
- https://static.usrfiles.com/ugd/b8c837_1e801cfe74ae4804bee56ed40a5a27b0.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_off00006176.bin98f7abbf8f056d56c5563e38968e538002b86f991b00c84d9fd3f9e2e35e0eff |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6176 | 5248 bytes |
font_01_sfnt_off00007325.bin95a0d182ec304c5e68118037cc849fb30cf1ea6e1454f1122ff5d26264af779e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7325 | 10056 bytes |
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