MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF document contains a large number of embedded links, with one identified as a known malicious redirector. The document body itself is heavily obfuscated but contains references to URLs that are likely part of a link farm designed to distribute malicious content. The ML classifier strongly indicated maliciousness, supporting the conclusion that this PDF is used for malicious redirection.
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.link/pify?keyword=persona+5+alice+build
- http://files.califiltrations.com/uploads/1/3/1/4/131438443/1822011.pdf
- http://files.androsoutdooradventures.com/uploads/1/3/1/3/131398351/54bc90a.pdf
- http://xofote.amcirealestate.com/uploads/1/3/0/8/130874523/9d016b5df04.pdf
- http://tukisemi.sspeterandpauluoc.org/uploads/1/3/1/3/131398097/duwoxedikija.pdf
- https://cdn.shopify.com/s/files/1/0465/4917/2382/files/difficult_brain_teasers_riddles_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0436/5287/4390/files/current_affairs_april_2020_adda_247.pdf
- https://cdn.shopify.com/s/files/1/0440/8826/2821/files/nafuwe.pdf
- https://cdn.shopify.com/s/files/1/0433/2837/2904/files/bluestacks_for_laptop_filehippo.pdf
- https://cdn.shopify.com/s/files/1/0429/6717/1223/files/nudagojodipevoxi.pdf
- https://cdn.shopify.com/s/files/1/0429/7375/7603/files/27818984142.pdf
- https://cdn.shopify.com/s/files/1/0430/4227/5485/files/pdf_akuntansi_perusahaan_dagang.pdf
- https://cdn.shopify.com/s/files/1/0433/5036/0232/files/82810051745.pdf
- https://cdn.shopify.com/s/files/1/0450/9663/2472/files/consumer_reports_tv_brands.pdf
- https://cdn.shopify.com/s/files/1/0434/2143/4005/files/zikuvebeledojatikab.pdf
- https://cdn.shopify.com/s/files/1/0437/8676/4446/files/71537754136.pdf
- https://cdn.shopify.com/s/files/1/0436/3105/0915/files/tritton_usb_vga_drivers.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_off00006722.binc260861e39e8ab5fc4fb2ccfbaba1104ede53d8b4899bf74ac0142c241219746 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6722 | 5200 bytes |
font_01_sfnt_off000078d3.binb90dba29fd1232a6a48557ea6ffd125260788294a13e9635c12d6de45f4f4fdd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78D3 | 10360 bytes |
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