MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, many of which point to a link farm designed to redirect users to malicious infrastructure. The primary malicious URL identified is https://ttraff.ru/pify?keyword=dijkstra+algorithm+python+3, which is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to disguise its malicious nature.
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=dijkstra+algorithm+python+3
- http://files.my-spiritual-garden.net/uploads/1/3/1/3/131379111/bezobose-nigamebul-mevefawaw-najolilu.pdf
- http://files.thesweetfarm.com/uploads/1/3/1/3/131382590/8099358.pdf
- http://files.kcorneliusimagesandmarketing.com/uploads/1/3/2/6/132681201/0f9e1c4b844779.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/6809/6661/files/jojowiwabif.pdf
- https://cdn.shopify.com/s/files/1/0432/3196/9438/files/farotobirifurikimoxudi.pdf
- https://cdn.shopify.com/s/files/1/0439/3733/3406/files/koxunovalidamotirikurazof.pdf
- https://cdn.shopify.com/s/files/1/0429/6710/5687/files/lezuzoxevekepabez.pdf
- https://cdn.shopify.com/s/files/1/0431/4916/4705/files/xagasetewagewe.pdf
- https://cdn.shopify.com/s/files/1/0428/2174/6847/files/35107069794.pdf
- https://cdn.shopify.com/s/files/1/0428/9714/6019/files/84995996615.pdf
- https://cdn.shopify.com/s/files/1/0427/6623/7852/files/fuvofowe.pdf
- https://cdn.shopify.com/s/files/1/0433/4842/6910/files/21348488376.pdf
- https://cdn.shopify.com/s/files/1/0438/3614/5814/files/32692110184.pdf
- https://cdn.shopify.com/s/files/1/0431/5689/7947/files/dizodomaxepaduvum.pdf
- https://cdn.shopify.com/s/files/1/0433/6150/1336/files/strike_the_blood_ex.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_off0000620c.bine3ac695d7ffb291753d371807b04a6b9af753a659ed59cfe870b92d24a5c4ec3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x620C | 5640 bytes |
font_01_sfnt_off0000752a.bin5203a3156102f5f4aea31da1a9a6a25590a24b7e64a2ce62de6d5ad0bbcacf9e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x752A | 12692 bytes |
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