MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that redirect to malicious infrastructure, specifically identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The primary malicious URL identified is https://ttraff.com/pify?keyword=nikon+capture+nx-+d+user+guide. The document body, though heavily obfuscated, contains references to this URL, suggesting a lure to download or access malicious content. The ML classifier also strongly indicated maliciousness.
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=nikon+capture+nx-+d+user+guide
- http://files.darlingtonlecture.org.uk/uploads/1/3/1/4/131453213/pamarefizo.pdf
- http://xufid.zoesternstillinger.com/uploads/1/3/1/1/131164312/kedakibenixoxof_kuliribufakimam_kolosivasal_safiwerepe.pdf
- http://bozowetek.bajarallymoto.com/uploads/1/3/0/7/130738591/7449745e999f50.pdf
- https://cdn.shopify.com/s/files/1/0434/3539/3191/files/wordly_wise_3000_book_7_lesson_10_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0431/4536/3616/files/5255538024.pdf
- https://cdn.shopify.com/s/files/1/0430/4853/4167/files/baba_kotodin_kotodin_dekhina_tomay_song.pdf
- https://cdn.shopify.com/s/files/1/0434/0937/5383/files/desi_desi_na_bolya_kar_dj.pdf
- https://cdn.shopify.com/s/files/1/0444/5500/2279/files/brazilian_jiu_jitsu_techniques.pdf
- https://cdn.shopify.com/s/files/1/0433/0081/4998/files/99895066593.pdf
- https://cdn.shopify.com/s/files/1/0431/8127/7342/files/81690815104.pdf
- https://cdn.shopify.com/s/files/1/0434/2670/9665/files/balloon_car_project.pdf
- https://cdn.shopify.com/s/files/1/0429/6792/4899/files/81370946397.pdf
- https://cdn.shopify.com/s/files/1/0435/0096/1947/files/gagivujixose.pdf
- https://cdn.shopify.com/s/files/1/0438/6629/2389/files/sahih_al_bukhari.pdf
- https://cdn.shopify.com/s/files/1/0439/5266/8830/files/7_network_layers.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_off0000a2ba.bin88f47f179cabf0b2526b5a687bbd4fb9c249140f92675f7fabb65eff9f0a1997 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA2BA | 5344 bytes |
font_01_sfnt_off0000b4f7.bin12dcb244937abcdc1669ffffddfd08fefe562826ec34551e60d80a5451f3e8e9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB4F7 | 10200 bytes |
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