MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged by a machine learning classifier and contains numerous embedded links. One critical heuristic identified a link to known malicious redirector infrastructure at https://ttraff.ru/pify?keyword=boss+2+songs+free. Another critical heuristic indicated a PDF link farm with 28 external links, many hosted on cdn.shopify.com. The document body contains text related to 'Boss 2 songs free' and the authoring application 'wkhtmltopdf', suggesting a lure to potentially pirated content which is then used to host malicious links.
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/pify?keyword=boss+2+songs+free
- http://files.mgturpin.com/uploads/1/3/2/6/132680853/tamozusojijolugos.pdf
- http://gijozif.delmarvawireless.net/uploads/1/3/1/1/131164250/c1ed98dd.pdf
- http://sitenobu.globalpetport.com/uploads/1/3/1/4/131438114/416deb7.pdf
- http://zalepu.cibolahistory.org/uploads/1/3/0/8/130814288/kumepo_dimukinat_levomuwoni_fexozu.pdf
- https://cdn.shopify.com/s/files/1/0432/9085/3541/files/video_introduction_templates_free.pdf
- https://cdn.shopify.com/s/files/1/0434/0337/8839/files/96617390969.pdf
- https://cdn.shopify.com/s/files/1/0432/4815/6835/files/aflatoxinas_en_cerdos.pdf
- https://cdn.shopify.com/s/files/1/0440/5808/3480/files/ielts_answer_sheet_free.pdf
- https://cdn.shopify.com/s/files/1/0435/8579/8301/files/83028589173.pdf
- https://cdn.shopify.com/s/files/1/0431/1787/1255/files/buxoxigupuvako.pdf
- https://cdn.shopify.com/s/files/1/0427/7541/2902/files/quartic_equation_download.pdf
- https://cdn.shopify.com/s/files/1/0433/1136/6309/files/84050496772.pdf
- https://cdn.shopify.com/s/files/1/0428/3321/5654/files/ford_f53_motorhome_chassis_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/9433/4870/files/89272413801.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_off00005776.bin1ecf03dbf966632a54a4c35aa1aaaac19ad31ff6197314842230e54e00ff67a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5776 | 4872 bytes |
font_01_sfnt_off00006824.binfbb65f5a6a9a43c15561d151f94edc6abc6ce3df5bf9bcf8d86ec2e11d5ecdfa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6824 | 10932 bytes |
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