MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one pointing to a known malicious redirector (ttraff.ru). The document body, though heavily obfuscated, contains text suggesting it is a 'html5 canvas game tutorial pdf' and includes the malicious URL. This indicates a lure to a malicious site, likely for further exploitation or credential harvesting. The presence of many Shopify links suggests a link farm for SEO poisoning or to obscure the primary malicious destination.
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=html5+canvas+game+tutorial+pdf
- http://files.aboutmom.nl/uploads/1/3/2/6/132682093/5253853.pdf
- http://files.legacycaengineering.com/uploads/1/3/2/7/132711961/pomudaranupifad-tidototijidodeb.pdf
- http://judal.mbbicycle.com/uploads/1/3/2/3/132302978/b6eb9c213ee8.pdf
- https://cdn.shopify.com/s/files/1/0432/8233/3856/files/i_see_you_baby.pdf
- https://cdn.shopify.com/s/files/1/0440/7004/3813/files/zexugu.pdf
- https://cdn.shopify.com/s/files/1/0439/7318/1598/files/40541564147.pdf
- https://cdn.shopify.com/s/files/1/0431/5830/6965/files/24936860345.pdf
- https://cdn.shopify.com/s/files/1/0430/3912/9751/files/asme_y14_5m_1994_free_download.pdf
- https://cdn.shopify.com/s/files/1/0432/6303/3502/files/jujopupixos.pdf
- https://cdn.shopify.com/s/files/1/0435/9821/7378/files/30485597095.pdf
- https://cdn.shopify.com/s/files/1/0435/4398/6340/files/70901409131.pdf
- https://cdn.shopify.com/s/files/1/0435/7000/4126/files/68365662789.pdf
- https://cdn.shopify.com/s/files/1/0431/3242/0264/files/fikipizolikabobifemopej.pdf
- https://cdn.shopify.com/s/files/1/0428/9432/7975/files/rekozakasetowe.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_off0000769a.bin8f1a02247adad16facddc4fbe5d311e965a8069b449bfbf0cd06e2a52d93b86a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x769A | 5620 bytes |
font_01_sfnt_off000089a7.bin533f60dd08312efae0a32945a3f573e2de41d7e7a90a5b1f301808f32ca3480d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x89A7 | 10156 bytes |
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