MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. The heuristics indicate it functions as a link farm, directing users to multiple compromised or disposable hosting sites. The embedded URLs, such as 'https://pixomot.ru/uplcv?utm_term=e+balagurusamy+c%2B%2B', are likely used to distribute further malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://pixomot.ru/uplcv?utm_term=e+balagurusamy+c%2B%2B PDF link annotation
- http://mwbright.com/upload_fck/file/2021-9-3/20210903185005352619.pdfIn PDF document text
- https://aarushimukhwas.idealviews.com/userfiles/files/segasanekizogatefuka.pdfIn PDF document text
- http://eco-versute.com/app/webroot/ckfinder/userfiles/files/48718020515.pdfIn PDF document text
- https://www.vibrationmonitoring.asia/wp-content/plugins/formcraft/file-upload/server/content/files/16134a7b763eb4---82359884832.pdfIn PDF document text
- https://svetplus.com/userfiles/files/romafilolomonuko.pdfIn PDF document text
- https://costarica4d.com/contents/files/36627809897.pdfIn PDF document text
- http://dansungsala.com/uploads/files/66200044805.pdfIn PDF document text
- http://cjmfgx.morefriendship.com/upload/files/38188025647.pdfIn PDF document text
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/16131c7a266c50---56827086169.pdfIn PDF document text
- https://pottoka.info/files/galeria/files/sawixutovuva.pdfIn PDF document text
- https://clubforeducation.com/FCKeditor/userfiles/file/rufer.pdfIn PDF document text
- http://singlesync.com/userfiles/file/65582785800.pdfIn PDF document text
- http://kunmobile.vn/files/uploaded/20210915/file/58390881804.pdfIn PDF document text
- https://edu-mate.kr/_UploadFile/Images/file/46813930003.pdfIn PDF document text
- https://www.budgetskemaet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1613f85e59b4f0---kemik.pdfIn PDF document text
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/varnk5rov9m5v1jibop26dvsp3/pizine.pdfIn PDF document text
- http://yey.uw52.com/upload/files/zogarukilalekurigiv.pdfIn PDF document text
- http://pc-driver.ru/userfiles/files/jumirunizaxeredipajinuw.pdfIn PDF document text
- http://professional-tuner.at/uploaded/file/guzaz.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_off0000ac4a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC4A | 16844 bytes |
SHA-256: 4c4c54333c126a09e4ec5f66304e92ce1e621bcf117cba3430c5d4f30ae74dd7 |
|||
font_01_sfnt_off0000d6f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6F3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off0000ef0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF0A | 10364 bytes |
SHA-256: b84aa0ede15ae6f582f836660b580cc064ada303c0ff6a077f0a5ff06da0f981 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.