MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, appears to contain a URL that is part of a link farm designed to attract traffic. This suggests the primary goal is to redirect users to malicious sites, likely for further exploitation or phishing.
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=apache+hadoop+cookbook+pdf
- http://xirim.cathyanneross.com/uploads/1/3/2/7/132712116/wikib.pdf
- http://files.luxesalonmaui.com/uploads/1/3/1/3/131378985/850932.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0439/2042/5115/files/red_tide_report_siesta_key_fl.pdf
- https://cdn.shopify.com/s/files/1/0436/9104/9115/files/13940077446.pdf
- https://cdn.shopify.com/s/files/1/0431/7410/1160/files/vidumeperelupesat.pdf
- https://cdn.shopify.com/s/files/1/0427/5719/3895/files/42223523518.pdf
- https://cdn.shopify.com/s/files/1/0431/9245/1235/files/niwomorago.pdf
- https://cdn.shopify.com/s/files/1/0434/4378/1792/files/apostila_de_coquetelaria.pdf
- https://cdn.shopify.com/s/files/1/0433/9105/8070/files/xukazi.pdf
- https://cdn.shopify.com/s/files/1/0434/1638/7733/files/56166034254.pdf
- https://cdn.shopify.com/s/files/1/0428/2250/0518/files/64047855563.pdf
- https://cdn.shopify.com/s/files/1/0436/0008/5149/files/69842449593.pdf
- https://cdn.shopify.com/s/files/1/0430/5489/1161/files/i_cherish_you.pdf
- https://cdn.shopify.com/s/files/1/0441/3734/9272/files/evinrude_88_spl_manual.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_off00006af5.bin44221294837db2d7f6ebdbaba43f576f492389233b6f0f01dc7799401492227c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AF5 | 5132 bytes |
font_01_sfnt_off00007c5d.bin029ee2236d2d0ef0a5a7f594accc245a2678ae05ea244604ff06354ec9add82f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C5D | 10184 bytes |
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