MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=rubric+assessment+examples+pdf'. This URL is embedded within the document body, suggesting a social engineering lure to trick users into clicking it. The presence of numerous other PDF links, many hosted on shopify.com, indicates a link farm strategy. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted, but the primary attack vector appears to be the malicious redirector.
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/pify?keyword=rubric+assessment+examples+pdf
- http://files.josephineanimates.com/uploads/1/3/0/8/130874328/mozakaxuponasib.pdf
- http://files.elizasmuel.greatwebsitebuilder.com/uploads/1/3/2/6/132681985/xadedivifata_fiwok_werej_moretaruromisi.pdf
- http://files.theroguecherry.com/uploads/1/3/1/6/131606206/328951.pdf
- https://cdn.shopify.com/s/files/1/0432/1175/1588/files/85819376103.pdf
- https://cdn.shopify.com/s/files/1/0430/8680/7201/files/50821909711.pdf
- https://cdn.shopify.com/s/files/1/0432/4560/0936/files/60495438555.pdf
- https://cdn.shopify.com/s/files/1/0443/1472/2460/files/script_writing_format_in_english.pdf
- https://cdn.shopify.com/s/files/1/0432/9222/9797/files/96302380895.pdf
- https://cdn.shopify.com/s/files/1/0428/2230/3911/files/bebevivilibepikokuvomiwig.pdf
- https://cdn.shopify.com/s/files/1/0432/5523/4710/files/tisezox.pdf
- https://cdn.shopify.com/s/files/1/0435/9074/6271/files/load_json_file_javascript.pdf
- https://cdn.shopify.com/s/files/1/0440/2629/8533/files/tapply_function_in_r.pdf
- https://cdn.shopify.com/s/files/1/0431/5119/6314/files/benizejiwap.pdf
- https://cdn.shopify.com/s/files/1/0430/8254/7361/files/93113786348.pdf
- https://cdn.shopify.com/s/files/1/0432/5575/9011/files/jonurufitov.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_off00005f03.binc64606d8b9ab1448138804e6e596c647b56ec33ea1b507d50aa8d0d6caa82b69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F03 | 5516 bytes |
font_01_sfnt_off000071b1.bin9bef9cc58bd5183de3004d64acf8260ea66a917dcfe851e5902f35a64cf15d70 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71B1 | 9684 bytes |
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