MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and contains a large number of embedded links to external PDF files, many of which are hosted on Shopify. One of the primary links, 'https://ttraff.cc/pify?keyword=steins+gate+ending+song', is identified as a malicious redirector. This suggests the document's purpose is to act as a link farm or redirector, potentially leading users to malicious sites or phishing pages.
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=steins+gate+ending+song
- http://zuzumo.kpollack.com/uploads/1/3/1/4/131454165/5251272.pdf
- http://kibugob.davehickson.net/uploads/1/3/0/8/130814168/c83ba9a65be7.pdf
- https://cdn.shopify.com/s/files/1/0434/0157/6604/files/nih_guidelines_for_acute_asthma_exacerbation.pdf
- https://cdn.shopify.com/s/files/1/0431/3215/8116/files/voxezux.pdf
- https://cdn.shopify.com/s/files/1/0434/5282/5767/files/grade_10_math_module_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0429/2768/5798/files/50764003982.pdf
- https://cdn.shopify.com/s/files/1/0432/5310/4790/files/risariwaniposem.pdf
- https://cdn.shopify.com/s/files/1/0428/1031/0822/files/21105162444.pdf
- https://cdn.shopify.com/s/files/1/0431/0705/7825/files/79910412641.pdf
- https://cdn.shopify.com/s/files/1/0435/3271/4139/files/jatevagileniwigexeke.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000914c.bin6f97b4b0b97ed412e070b89585a8edcf158dbeee5ee6420e37da71e6e11602df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x914C | 5144 bytes |
font_01_sfnt_off0000a368.bin516232b70525e78e6fcddaf112d05b79811993ad3b71a5b8da25f48d02c78911 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA368 | 4968 bytes |
font_02_sfnt_off0000b457.bin1923c201c387a6eef9a4c1e2d2c52a7cbd25a7f78e866c1ede78901afb20bb8d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB457 | 11924 bytes |
font_03_sfnt_off0000dbf2.bin694cb46132884d6ffec1b1e2f9b970d4d0e25e9dc5ee6178f318000fbb6b07e6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBF2 | 17008 bytes |
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