MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, with one specifically identified as a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the same redirector URL and numerous other links hosted on Shopify, suggesting a link farm or SEO manipulation tactic to distribute malicious content.
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=northern+territory+ambulance+clinical+practice+guidelines
- http://files.next-level-impression.com/uploads/1/3/1/4/131408364/2401374.pdf
- http://banate.mysrbc.com/uploads/1/3/0/7/130776542/4421fa1205bdc4f.pdf
- http://files.livinginalegalworld.com/uploads/1/3/2/8/132814241/lavujos.pdf
- http://files.manningartclass.com/uploads/1/3/0/7/130775518/3417994.pdf
- http://files.carimelane.com/uploads/1/3/2/6/132696104/2087689.pdf
- https://cdn.shopify.com/s/files/1/0431/0859/7927/files/acr_practice_guidelines_cardiac_mri.pdf
- https://cdn.shopify.com/s/files/1/0430/4093/1991/files/puporutowatitosutobotez.pdf
- https://cdn.shopify.com/s/files/1/0434/3182/1468/files/zootopia_dvd_rip.pdf
- https://cdn.shopify.com/s/files/1/0435/7236/3432/files/5572300433.pdf
- https://cdn.shopify.com/s/files/1/0432/5123/7022/files/wesawigaserunepu.pdf
- https://cdn.shopify.com/s/files/1/0427/6381/3020/files/85843644642.pdf
- https://cdn.shopify.com/s/files/1/0432/3858/8584/files/96893811797.pdf
- https://cdn.shopify.com/s/files/1/0437/3705/5393/files/kaspersky_antivirus_free_for_mac.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vuvitew.pdf
- https://cdn.shopify.com/s/files/1/0435/8730/5629/files/fizajaxejapig.pdf
- https://cdn.shopify.com/s/files/1/0435/3789/1482/files/basel_iii_regulations.pdf
- https://cdn.shopify.com/s/files/1/0431/3546/7682/files/adobe_pro.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_off00004af0.bin3113300430a6e81a3d56083bd3423050668d2e8c4072212a52a4e1034ec915bb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4AF0 | 5700 bytes |
font_01_sfnt_off00005e29.bina7efe46b505a0ed7e7a3f5413c611f94adb96d61fbbc7aca25ebbcd3b440ca61 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E29 | 10004 bytes |
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