MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that redirect to a malicious domain, likely to facilitate the download of further malware. The document body and heuristics indicate a lure for free downloads, specifically mentioning 'business administration pdf free download'. The presence of numerous links, many pointing to file hosting services, suggests a link farm designed to attract users seeking content, with at least one link identified as a malicious redirector.
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.cc/pify?keyword=business+administration+pdf+free+download
- http://files.gracelaneboutique.com/uploads/1/3/1/4/131452988/sogulinujotam_xukufukunolimo.pdf
- http://kemax.allthingsclown.com/uploads/1/3/1/6/131636664/247465f6.pdf
- http://files.wsbra2020.com/uploads/1/3/1/8/131871699/951c9012ea.pdf
- http://files.harlowrockschool.com/uploads/1/3/0/8/130874510/4536296.pdf
- http://files.tangns.ie/uploads/1/3/1/4/131406149/8aa58bd5.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/7853/2758/files/widobonikutolix.pdf
- https://cdn.shopify.com/s/files/1/0432/3531/1775/files/jewifisom.pdf
- https://cdn.shopify.com/s/files/1/0436/5022/0185/files/twilight_graphic_novel_volume_2.pdf
- https://cdn.shopify.com/s/files/1/0429/0360/1308/files/87507745267.pdf
- https://cdn.shopify.com/s/files/1/0428/8489/0790/files/vuzuzuboxeloxuzifeki.pdf
- https://cdn.shopify.com/s/files/1/0431/9382/7485/files/33808586211.pdf
- https://cdn.shopify.com/s/files/1/0433/5065/5129/files/40040174304.pdf
- https://cdn.shopify.com/s/files/1/0428/6955/5356/files/15283975885.pdf
- https://cdn.shopify.com/s/files/1/0432/9888/1704/files/93494387254.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/41078692832.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006463.bin556f877d060abcadbe338d8e62692199d1484569ac724cf6f3490d176e38b219 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6463 | 5328 bytes |
font_01_sfnt_off0000767f.bina182de83ba8052eb3d9016964178f7dfd62726d76bc60199e13bb576240c0d84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x767F | 10924 bytes |
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