MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to external PDFs, a technique often used for SEO poisoning or to obscure malicious destinations. The primary malicious link, 'https://ttraff.com/pify?keyword=gusion+guide+for+beginners', is identified as a known malicious redirector. The ML classifier strongly flagged this PDF as malicious, supporting the conclusion that it is designed to redirect users to harmful 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.com/pify?keyword=gusion+guide+for+beginners
- http://files.fnaq.org/uploads/1/3/0/9/130969944/nivubuluro.pdf
- http://xifepi.mrsthurberhistorycom.com/uploads/1/3/1/3/131380005/2928023.pdf
- http://files.lifewisegifts.com/uploads/1/3/0/8/130874128/6ab8d3.pdf
- http://files.puzzle-pieces.org/uploads/1/3/1/6/131606284/4791720.pdf
- http://worew.cromptonfc.org/uploads/1/3/0/7/130775639/rafatedav.pdf
- https://cdn.shopify.com/s/files/1/0441/4596/7256/files/free_dictionary_for_android_phone.pdf
- https://cdn.shopify.com/s/files/1/0431/2816/0420/files/patologi_klinik_hematologi.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/balevogigadan.pdf
- https://cdn.shopify.com/s/files/1/0437/5796/1374/files/pseudocode_for_loop.pdf
- https://cdn.shopify.com/s/files/1/0428/7873/0403/files/apush_chapter_6.pdf
- https://cdn.shopify.com/s/files/1/0434/7245/3784/files/mezaromunepudoxo.pdf
- https://cdn.shopify.com/s/files/1/0433/8899/3699/files/nexufoxavejiludadalik.pdf
- https://cdn.shopify.com/s/files/1/0428/7417/5644/files/although_even_though_despite_in_spite_of_however.pdf
- https://cdn.shopify.com/s/files/1/0438/4758/1856/files/caiib_advanced_bank_management_pdf.pdf
- https://cdn.shopify.com/s/files/1/0433/0268/2789/files/92579140499.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_off000047e0.bin1b0a5ee19dd33dddea7189bf9a5d24e4384607f4ca2b04380afb7782dce9f866 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x47E0 | 5004 bytes |
font_01_sfnt_off000058f9.binc01773d384ec52c28a345920ff1bee1303cc014a73c28c9b50d75bf5c3acf0a8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58F9 | 9292 bytes |
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