MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF was flagged by multiple critical heuristics indicating malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body contains a URL that appears to be a redirector, and numerous other URLs were extracted, many pointing to shopify.com, likely part of a link farm. The primary malicious URL identified is ttraff.ru, which is known for redirecting to malicious content.
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=cara++video+twitter+mobile
- http://files.careandschool.com/uploads/1/3/1/4/131453022/961151a.pdf
- http://soxeto.roadbeneathourfeet.com/uploads/1/3/0/8/130814328/mipedunudo.pdf
- https://cdn.shopify.com/s/files/1/0432/9802/9733/files/wii_u_torrent.pdf
- https://cdn.shopify.com/s/files/1/0437/4098/7544/files/48672248911.pdf
- https://cdn.shopify.com/s/files/1/0431/8514/3969/files/detus.pdf
- https://cdn.shopify.com/s/files/1/0432/5851/1510/files/munuredix.pdf
- https://cdn.shopify.com/s/files/1/0428/6801/5260/files/bejajafe.pdf
- https://cdn.shopify.com/s/files/1/0432/3259/2040/files/voxivudakadafojegowu.pdf
- https://cdn.shopify.com/s/files/1/0428/7712/4774/files/demopaninujetesofoxemazat.pdf
- https://cdn.shopify.com/s/files/1/0431/2930/7293/files/xokozutilafawu.pdf
- https://cdn.shopify.com/s/files/1/0432/0277/3156/files/nipaxilipudugunomej.pdf
- https://cdn.shopify.com/s/files/1/0437/7188/7767/files/farming_simulator_2017_starting_guide.pdf
- https://cdn.shopify.com/s/files/1/0438/0616/3104/files/pogow.pdf
- https://cdn.shopify.com/s/files/1/0427/4801/8855/files/legal_services_authority_act_1987.pdf
- https://cdn.shopify.com/s/files/1/0440/6598/0581/files/gigibipopesenipa.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_off000070e9.bin7d9a4f9f00a6f615c279204527bc44856f4ec8bce3f2d7e49db2fb7bed8c6701 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70E9 | 4988 bytes |
font_01_sfnt_off000081df.bin60eb89e051aa491f6627fc040ec1cda5d9cffa057db8d9bcfb7e6790248146b7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81DF | 10068 bytes |
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