MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to a known malicious redirector at 'https://ttraff.ru/pify?keyword=i+ready+math+book+answers+7th+grade'. The document body, though partially corrupted, also contains this URL and appears to be a lure for educational content. The ML classifier strongly supports the malicious nature of this PDF.
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=i+ready+math+book+answers+7th+grade
- http://files.rsschool.org/uploads/1/3/1/4/131453560/51b0ef4fce5.pdf
- http://files.koonyagarlicfestival.com/uploads/1/3/0/7/130776141/miravadisupixofedar.pdf
- https://cdn.shopify.com/s/files/1/0431/0879/4530/files/87139170785.pdf
- https://cdn.shopify.com/s/files/1/0432/0739/3439/files/keriponop.pdf
- https://cdn.shopify.com/s/files/1/0432/2725/0848/files/wugugosexuxenulekiw.pdf
- https://cdn.shopify.com/s/files/1/0433/1651/0873/files/minecraft_skin_shading.pdf
- https://cdn.shopify.com/s/files/1/0435/3343/5032/files/28615035191.pdf
- https://cdn.shopify.com/s/files/1/0452/4064/7841/files/fajotoxasarem.pdf
- https://cdn.shopify.com/s/files/1/0428/2574/4547/files/mupudak.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9142282406.pdf
- https://cdn.shopify.com/s/files/1/0434/4990/9415/files/cutting_diet_plan_female.pdf
- https://cdn.shopify.com/s/files/1/0430/0655/8359/files/napawuvilo.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005b05.binabdffd2863520e3e6a7c0cbba1bb6d0056be4655b66b3db94daa91ee7ccfe744 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B05 | 5360 bytes |
font_01_sfnt_off00006d2e.binece746b779622aa09ec2253c578edf3bf1fc2c919c4e7d24499f9dfe5e677f3c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D2E | 10628 bytes |
font_02_sfnt_off0000918e.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x918E | 4324 bytes |
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