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 malicious redirector. The ML classifier also strongly indicated maliciousness. The primary attack pattern appears to be SEO poisoning or a link farm designed to drive traffic to malicious infrastructure or potentially host further 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=restless+heart+john+parr
- http://vuruji.briansweetdesign.com/uploads/1/3/0/7/130775169/wudilisiper.pdf
- http://kutonug.watergirlcreations.com/uploads/1/3/2/3/132303382/vovufivos-newen-leduda.pdf
- http://vazizali.patersonsland.co.uk/uploads/1/3/1/4/131407424/nizuxojevexod-wigeramupufuxud-gejotewazi.pdf
- http://files.unrefined29.com/uploads/1/3/1/3/131383533/449499.pdf
- https://cdn.shopify.com/s/files/1/0428/2135/3635/files/visawirozepimufoke.pdf
- https://cdn.shopify.com/s/files/1/0433/5969/9109/files/xuramemetizabakuru.pdf
- https://cdn.shopify.com/s/files/1/0428/9023/1974/files/imdb_the_purge_election_year_parents_guide.pdf
- https://cdn.shopify.com/s/files/1/0430/6305/0394/files/mahabharat_full_story_in_english_download.pdf
- https://cdn.shopify.com/s/files/1/0435/8311/1323/files/41995433806.pdf
- https://cdn.shopify.com/s/files/1/0454/4033/6030/files/guvapumawovosobotemu.pdf
- https://cdn.shopify.com/s/files/1/0432/7899/1518/files/makinisozikisofezup.pdf
- https://cdn.shopify.com/s/files/1/0437/4849/1425/files/vivaldi_four_seasons_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0430/5007/4269/files/joy_air_compressor_manual_download.pdf
- https://cdn.shopify.com/s/files/1/0433/2571/8678/files/56066725494.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000052c7.bin60519cced5431751831d2d843f90dc0cfab0165afbc8530820e2f0af7f71bd6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x52C7 | 4988 bytes |
font_01_sfnt_off000063bb.bin06712b3817b9e7abd09de873caa851e6fe15df79df780991bab40fa19f10ea44 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63BB | 10000 bytes |
font_02_sfnt_off0000865d.bine9fe716c2abc985b12a899a49d5539e4e8be1b56d50c083b30290d85a2a7c848 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x865D | 16092 bytes |
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