MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector at 'https://ttraff.ru/pify?keyword=collective+nouns+list+pdf'. Another critical heuristic indicates a PDF link farm, suggesting the document's primary purpose is to drive traffic to external sites, potentially for malicious purposes. The ML classifier strongly supports the malicious verdict.
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=collective+nouns+list+pdf
- http://files.monkeymadnessfunbus.co.uk/uploads/1/3/2/7/132740375/9516346.pdf
- http://files.narrabrishow.com/uploads/1/3/2/6/132696210/nuvabagor.pdf
- http://fapume.qicultivation.com/uploads/1/3/1/4/131438177/d01982ceb03c6.pdf
- http://files.crossfitliveloud.com/uploads/1/3/0/9/130969352/5038501.pdf
- https://cdn.shopify.com/s/files/1/0434/3241/1298/files/6595911393.pdf
- https://cdn.shopify.com/s/files/1/0429/7038/2490/files/wakepiwadasajovu.pdf
- https://cdn.shopify.com/s/files/1/0427/8448/9631/files/4976414336.pdf
- https://cdn.shopify.com/s/files/1/0429/9502/4033/files/83706110512.pdf
- https://cdn.shopify.com/s/files/1/0430/8602/0761/files/kafemaxafekoju.pdf
- https://cdn.shopify.com/s/files/1/0438/5443/0368/files/67006125747.pdf
- https://cdn.shopify.com/s/files/1/0431/0453/4692/files/english_grammar_with_examples_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0435/0767/9397/files/fundamentals_of_coding.pdf
- https://cdn.shopify.com/s/files/1/0437/6087/7729/files/knowledge_attitude_and_behaviour.pdf
- https://cdn.shopify.com/s/files/1/0429/8155/6375/files/lufibumef.pdf
- https://cdn.shopify.com/s/files/1/0431/5417/8216/files/gikaxitawedutem.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_off0000760b.binc2f9ebd6be6c1baa53efa8049eaea4d4eafcbf2e6a157fcf1fd8666f0ce07554 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x760B | 4808 bytes |
font_01_sfnt_off00008683.bin9b75ca1a9970069e5fdf070319d148401ea11c9f6045e6d37c34a48ff9b77328 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8683 | 14088 bytes |
font_02_sfnt_off0000b25e.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB25E | 4324 bytes |
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