MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a large number of external links, suggesting it's part of a link farm designed to redirect users to potentially malicious sites. The primary URL observed is 'https://vilenefex.ru/strik?utm_term=what+guys+want+to+hear+on+their+birthday', which appears to be a lure for a phishing or scam campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://vilenefex.ru/strik?utm_term=what+guys+want+to+hear+on+their+birthday PDF link annotation
- https://fulopovesaj.weebly.com/uploads/1/3/0/7/130740112/fiwexe-xedabodubemo-ladigekejekutal-pesilob.pdfIn PDF document text
- https://cdn.sqhk.co/tesosunimew/bj4J651/fitbit_charge_3_replacement_bands_walmart.pdfIn PDF document text
- http://sakivometo.medianewsonline.com/40299275789.pdfIn PDF document text
- https://vafukomoruf.weebly.com/uploads/1/3/4/8/134862603/tixemunu.pdfIn PDF document text
- https://cdn.sqhk.co/mawebugo/jiXhiww/any_idea_about_call_center.pdfIn PDF document text
- https://cdn.sqhk.co/jigotove/FPOgdhe/nawelepurifovakujerumak.pdfIn PDF document text
- https://gebonevoduxap.weebly.com/uploads/1/3/1/6/131606392/tapelazufaz_koder.pdfIn PDF document text
- https://cdn.sqhk.co/gipekoma/RiaQjgL/joxefuwonimur.pdfIn PDF document text
- https://rotexutipuz.weebly.com/uploads/1/3/5/9/135966590/1412031.pdfIn PDF document text
- http://mereritijazos.scienceontheweb.net/annual_report_apple.pdfIn PDF document text
- https://cdn.sqhk.co/vizefejij/GihLp05/retroarch_ios_games_download.pdfIn PDF document text
- https://cdn.sqhk.co/sifujubagis/gfhgicG/31007699329.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://d7179dab-c972-4501-9f4a-16044ca71e84.filesusr.com/ugd/434f74_ead6236f60fc484eb23f65875e9d1d84.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2bb614e4-821b-45f6-bc9e-153f6cdf42cc/bexeperetapotesati.pdfIn PDF document text
- https://ddf64d59-5240-4154-9987-17dfc28e22c7.filesusr.com/ugd/cec570_c2ded122eb844f31a7056f5099863b4a.pdf?index=trueIn PDF document text
- https://69f7c7ec-f776-4f8b-90c4-e8126cd531e3.filesusr.com/ugd/772020_87ab6fe26f784ed881527583104772f4.pdf?index=trueIn PDF document text
- https://441dbedc-201a-49d7-bb2a-292980023e2b.filesusr.com/ugd/473728_bca2bb1695864ef7bb7e684233bd92db.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/51e13a8a-2beb-4fd4-a2e6-b0ee17a51df0/koraf.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/404bf26b-1e72-409c-9013-328c5b2c0894/liwitemuwubivumuwimurodu.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_off00010a01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A01 | 5400 bytes |
SHA-256: cd28b3e71243a5fc5a9d94cab3a9cdbb51924d586ac9b9d0df0cd0bbd7883184 |
|||
font_01_sfnt_off00011c77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C77 | 10500 bytes |
SHA-256: 8ea1c17ac646f11bdfcab0087f8a8612a6a2ba1c837d9f4b6005665bbe0e6603 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.