MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links, many pointing to compromised CMS upload storage and disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of URLs like 'https://wastran.ru/uplcv?utm_term=mixed+research+design+pdf' indicates a lure using a research design theme to encourage clicks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
-
PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
-
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://wastran.ru/uplcv?utm_term=mixed+research+design+pdf PDF link annotation
- https://ismart99.net/upload/files/5087983083.pdfIn PDF document text
- http://2018.letnifestiwal.pl/ckfinder/userfiles/files/nakem.pdfIn PDF document text
- http://rorolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/91323105648.pdfIn PDF document text
- https://marathonblainville.com/userfiles/files/rimaf.pdfIn PDF document text
- http://xn--80aer5aza.xn--19-kmcm3c.xn--p1ai/ckfinder/userfiles/files/duparolawavir.pdfIn PDF document text
- http://yanartextil.com/firma/files/84311041782.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/161327da716322---53601452206.pdfIn PDF document text
- http://xmzhj.com/UserFiles/file/48067266938.pdfIn PDF document text
- http://aodaiminhhanh.com/app/webroot/uploads/files/xikifoxadux.pdfIn PDF document text
- http://zlzljc.com/uploadfile/file///2021090205541520.pdfIn PDF document text
- https://alley.52886.tw/uploads/files/vosofenaladopisukovemixe.pdfIn PDF document text
- https://medpressa.ru/files/file/13024213832.pdfIn PDF document text
- https://pmms-online.com/assets/file/16813701746.pdfIn PDF document text
- https://renteci.com/imagens/file/solutepa.pdfIn PDF document text
- https://nam.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612efd9aed1b7---mavodadodukika.pdfIn PDF document text
- https://masukpt1.com/contents/files/23793400692.pdfIn PDF document text
- http://avandcie-automation.fr/ckfinder/userfiles/files/59506599776.pdfIn PDF document text
- http://daithanhnam.com/upload/files/78109550764.pdfIn PDF document text
- https://chp-travel.ir/data/file/54028359747.pdfIn PDF document text
- http://dxqzx.com/ckfinder/userfiles/files/20210910_200206.pdfIn PDF document text
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161339a511629c---41445777369.pdfIn PDF document text
- http://ortopediaszombathely.hu/editor_up/29486320720.pdfIn PDF document text
- http://kingsap.com/file_media/file_image/file/zoroserizezupizeraw.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b785.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB785 | 10732 bytes |
SHA-256: 0f81e1acd7bf3808671a8026911cb6e26ff4a041734e0f4748bb45217e28ec95 |
|||
font_01_sfnt_off0000cfe5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFE5 | 16828 bytes |
SHA-256: 1a37e2c174624f53abd706c8da2390fca9b24d865932596eb79515573560fe07 |
|||
font_02_sfnt_off0000fade.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFADE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.