MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded links, with a heuristic identifying it as a PDF link farm. Many of these links point to Shopify-hosted PDFs, suggesting an attempt to artificially inflate search engine results or distribute content. One critical heuristic indicates a link to known malicious redirector infrastructure at 'ttraff.ru'. The ML classifier strongly flagged this PDF as malicious.
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=osrs+ping+checker
- http://files.exploringoverload.com/uploads/1/3/1/3/131383255/wijirenejasewo_wezuwurebejusi_seguzuvoweti_vunok.pdf
- http://files.drivenbrand.com/uploads/1/3/1/4/131438539/3353507.pdf
- http://files.hlfmgoats.com/uploads/1/3/1/3/131383553/jopaxubesoz.pdf
- http://files.ankatriencasselman.com/uploads/1/3/1/4/131437889/8f3519.pdf
- http://files.libbyfarrelly.com/uploads/1/3/2/6/132683267/vimofamemusiv_pofonuvo_zesili_kelopesugujop.pdf
- https://cdn.shopify.com/s/files/1/0434/8831/3506/files/nofitipe.pdf
- https://cdn.shopify.com/s/files/1/0429/1526/6713/files/49708745663.pdf
- https://cdn.shopify.com/s/files/1/0433/4731/2789/files/wukarona.pdf
- https://cdn.shopify.com/s/files/1/0435/5611/0487/files/zadasa.pdf
- https://cdn.shopify.com/s/files/1/0432/6470/4665/files/9988291088.pdf
- https://cdn.shopify.com/s/files/1/0433/2044/3045/files/33472427422.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nebisineseboji.pdf
- https://cdn.shopify.com/s/files/1/0434/5197/3794/files/81198041261.pdf
- https://cdn.shopify.com/s/files/1/0428/9812/9062/files/22306732385.pdf
- https://cdn.shopify.com/s/files/1/0431/1184/1958/files/gowiluzofatuki.pdf
- https://cdn.shopify.com/s/files/1/0434/4378/1792/files/giwifivesewupiketejefodo.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_off00009c64.binc1e35e1beb0a622ed13c579c5b41c0294eaff2ac77865a59a91b530419f01ab7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C64 | 5044 bytes |
font_01_sfnt_off0000ad8d.bin0abf558470db9c8912544b936c442a3880e6183dde5d35b094c913833509b75f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD8D | 10960 bytes |
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