MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm designed to redirect users to potentially harmful content. The embedded URLs and the heuristic findings strongly suggest this document is part of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://pistant.ru/pbw?utm_term=mathematical+analysis+by+malik+and+arora+pdf+free PDF link annotation
- https://static.s123-cdn-static.com/uploads/4490367/normal_5ffa3a4b2fe79.pdfIn PDF document text
- https://derixajulinam.weebly.com/uploads/1/3/4/3/134356287/limesanejan-sewajetawesapa-numid-mijigokukebe.pdfIn PDF document text
- https://vorebalulu.weebly.com/uploads/1/3/5/9/135962534/6f35f940b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4424997/normal_60226202276b6.pdfIn PDF document text
- https://juzopuxenepin.weebly.com/uploads/1/3/5/3/135383483/gijanobasazugodaxegu.pdfIn PDF document text
- https://dawosovakix.weebly.com/uploads/1/3/6/0/136097295/puvebob-xevuleg.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4412582/normal_600cb634d82be.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4480399/normal_602283e4db1ff.pdfIn PDF document text
- https://sotogirepatobob.weebly.com/uploads/1/3/1/4/131453915/rerani.pdfIn PDF document text
- https://tojetipa.weebly.com/uploads/1/3/4/2/134234581/9123779.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4451035/normal_6039489501186.pdfIn PDF document text
- https://wofenexezut.weebly.com/uploads/1/3/4/3/134310974/niwididono_puvikufor.pdfIn PDF document text
- https://gorejirulikem.weebly.com/uploads/1/3/4/7/134738880/8416055.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4390684/normal_60002af330a75.pdfIn PDF document text
- https://ferodamogeko.weebly.com/uploads/1/3/5/3/135330017/dbd0b5cc9caea.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369166/normal_605368ce33443.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://sodopateduke.pbworks.com/w/file/fetch/144419952/sadexegizalafomozexoko.pdfIn PDF document text
- http://jifesepapo.pbworks.com/w/file/fetch/144441951/waranugakuxozilef.pdfIn PDF document text
- http://pazimonofe.pbworks.com/w/file/fetch/144450819/oh_lord_my_redeemer_sheet_music_free.pdfIn PDF document text
- http://zowonixepor.pbworks.com/w/file/fetch/144439803/why_are_the_greek_and_roman_gods_so_similar.pdfIn PDF document text
- http://kedetuwi.pbworks.com/f/my_talking_tom_2_mod_apk_ios_download.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d8cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8CF | 5704 bytes |
SHA-256: 4a7b64cd78c17cdc3d5907ee6eae1cb6c47c0d3599b54b8a256d9d4e3942d989 |
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font_01_sfnt_off0000ec1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC1B | 10704 bytes |
SHA-256: aa1dc1195ac7dc713cf8eb6a973a73562ea600157eebe5fa1ab0c815c87c7632 |
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