MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to external resources, a technique often used for SEO poisoning or to host malicious content. One of the primary links redirects to a known malicious domain, ttraff.cc, suggesting a phishing or malware distribution attempt. The document body, though partially corrupted, indicates an attempt to disguise the malicious intent as an educational worksheet.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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.cc/wb?keyword=present%20tense%20worksheet%20for%20grade%203
- http://files.caresga.org/uploads/1/3/1/3/131379343/xaxukebutuzinup.pdf
- http://duzolirim.roundthecampfire.org/uploads/1/3/1/1/131164250/e8c9b5f5f7c71.pdf
- http://files.changlaoshiclassroom.com/uploads/1/3/1/8/131857758/5489288.pdf
- http://files.mrrclassroom.com/uploads/1/3/0/8/130873995/zifupekeluxut_lijavopupuwima.pdf
- http://files.humboldtcountychamber.com/uploads/1/3/1/1/131163740/badifinolage.pdf
- https://cdn.shopify.com/s/files/1/0438/2559/4530/files/93308059463.pdf
- https://cdn.shopify.com/s/files/1/0432/4163/5997/files/30439349652.pdf
- https://cdn.shopify.com/s/files/1/0439/3009/1688/files/sample_resume_for_assistant_professor_fresher.pdf
- https://cdn.shopify.com/s/files/1/0431/8406/2626/files/adjetivos_en_ingls.pdf
- https://cdn.shopify.com/s/files/1/0430/2805/4169/files/situmusene.pdf
- https://cdn.shopify.com/s/files/1/0434/0976/8600/files/mapominerunasoxe.pdf
- https://cdn.shopify.com/s/files/1/0427/7246/3772/files/43366651524.pdf
- https://cdn.shopify.com/s/files/1/0431/6214/0840/files/24191286318.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/87463685859.pdf
- https://cdn.shopify.com/s/files/1/0433/9014/0583/files/56269075777.pdf
- https://cdn.shopify.com/s/files/1/0430/7134/0698/files/dutotagadufuwixagimasiw.pdf
- https://cdn.shopify.com/s/files/1/0434/5787/2033/files/kuxesafetozekiteme.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_off00005ba3.bin694fe9fb1b7e0919a8dea1818de77bdece674d9847c3ac87189081fa094aa213 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BA3 | 5460 bytes |
font_01_sfnt_off00006e3c.bind2102c532b2e34bff1c78f4a2c6af34b1f596b0fbb86a20ac7b99506c8e43f27 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E3C | 10616 bytes |
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