MALICIOUS
150
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.cc/wb?keyword=sample%20solicitation%20letter%20for%20donations%20pdf'. This indicates a social engineering attempt to trick the user into visiting a malicious site. The document body, though heavily obfuscated, also contains this URL and numerous other links, many hosted on Shopify, suggesting a link farm for SEO poisoning or redirection. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/wb?keyword=sample%20solicitation%20letter%20for%20donations%20pdf
- http://files.lovehealthyme.com/uploads/1/3/1/0/131070894/bbfc027a3d.pdf
- http://files.wencinja.com/uploads/1/3/0/7/130776246/vanivufigede-xexolewukun.pdf
- http://fumodu.bronwen-jones.com/uploads/1/3/1/4/131438137/jebogil.pdf
- http://begon.communitycreditrepair.org/uploads/1/3/2/7/132710780/jisarafod.pdf
- https://cdn.shopify.com/s/files/1/0437/5543/8234/files/75954821192.pdf
- https://cdn.shopify.com/s/files/1/0430/9378/6791/files/2013_chrysler_200_owners_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/5981/4306/files/alerting_services_in_library.pdf
- https://cdn.shopify.com/s/files/1/0440/7102/6853/files/apple_mobile_device_support_download.pdf
- https://cdn.shopify.com/s/files/1/0437/8702/6590/files/force_checkout_git.pdf
- https://cdn.shopify.com/s/files/1/0431/5742/2240/files/notepujowapowezuvusapiv.pdf
- https://cdn.shopify.com/s/files/1/0440/1732/0094/files/attendance_sheet_template.pdf
- https://cdn.shopify.com/s/files/1/0430/4925/5061/files/12279222335.pdf
- https://cdn.shopify.com/s/files/1/0432/7656/6684/files/57483663574.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rejupabofutub.pdf
- https://cdn.shopify.com/s/files/1/0431/8255/5297/files/mavaxusefeb.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_off000062c8.bin037f8e30e6bde297d35a444a0737c2277517b5d39ebec5543ae883ee9a356a47 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62C8 | 5404 bytes |
font_01_sfnt_off00007510.binf5283b392ca7d095a86c8ccf62244546d2aa87985e9ccc067131219d81ecbdc7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7510 | 9868 bytes |
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