MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text suggesting a lure related to a 'nursing drug handbook'. The primary malicious URL identified is https://ttraff.com/wix?keyword=nursing+drug+handbook+jones+and+bartlett+pdf, which likely serves as the initial point of compromise.
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.com/wix?keyword=nursing+drug+handbook+jones+and+bartlett+pdf
- https://cdn.shopify.com/s/files/1/0432/2387/5746/files/mefokinu.pdf
- https://cdn.shopify.com/s/files/1/0462/8126/1205/files/bppv_exercises_epley.pdf
- https://cdn.shopify.com/s/files/1/0435/1547/8176/files/jivufataki.pdf
- https://cdn.shopify.com/s/files/1/0433/4888/5662/files/xibogagerupilulurepuwuz.pdf
- https://cdn.shopify.com/s/files/1/0447/3955/9578/files/business_administration_study_notes.pdf
- https://cdn.shopify.com/s/files/1/0434/0944/0933/files/kujeju.pdf
- https://cdn.shopify.com/s/files/1/0431/0702/5056/files/force_table_physics_lab_answers.pdf
- https://cdn.shopify.com/s/files/1/0435/3346/7808/files/caterpillar_c12_engine_manual.pdf
- https://cdn.shopify.com/s/files/1/0432/2312/2084/files/wizevatokar.pdf
- https://cdn.shopify.com/s/files/1/0433/0966/2366/files/pufimepidoxalopigi.pdf
- https://static.usrfiles.com/ugd/b8c837_88084b219d49446ca5643107649763e7.pdf
- https://static.usrfiles.com/ugd/b8c837_68e2dc9261bb40a9a60e40b5ca68ed52.pdf
- https://static.usrfiles.com/ugd/b8c837_e28ad10048174f96ad44a077dbc55c73.pdf
- https://static.usrfiles.com/ugd/b8c837_d9650739f6e74c8c9943b45048927cb4.pdf
- https://static.usrfiles.com/ugd/b8c837_edd33d551f4f421bb0b5ca9025c349b7.pdf
- https://static.usrfiles.com/ugd/b8c837_e3f6b4ee8161407194d91592018acd25.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_off0000601b.bin11f440b12e863b25b62a02a5ac5f296a6cf54f183925477e293b94792108edf7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x601B | 5552 bytes |
font_01_sfnt_off000072f8.bin803a33e8723a4a28337590f222b1d9d6d84796970026e743a401963a85a8b5f2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72F8 | 10120 bytes |
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