MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated and unreadable, indicating an attempt to hide its true purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9968
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://queure.ru/uplcv?utm_term=smart+launcher+theme PDF link annotation
- http://musorcentrum.hu/files/article/file/luwoni.pdfIn PDF document text
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/fui3pcmqsb5n8sqctgkd8fa8u5/wekokitafepefebuzivagexa.pdfIn PDF document text
- http://makaifruits.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141387650119---23959415476.pdfIn PDF document text
- http://rs-entp.com/upload/file/36773660898.pdfIn PDF document text
- http://crosswaysrecruitment.com/userfiles/file/70644108085.pdfIn PDF document text
- https://eghamatkade.com/basefile/eghamatkadecom/files/62185307526.pdfIn PDF document text
- http://ratchee.com/ckfinder/userfiles/files/60329101291.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/namugixodetisenu.pdfIn PDF document text
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613fe992e9013---36470291727.pdfIn PDF document text
- https://altsovmun.ru/userfiles/file/21927060194.pdfIn PDF document text
- http://michalpavlicek.com/uploaded/file/zezibifegerezozugawokup.pdfIn PDF document text
- http://qualityfirstservices.pro/testingsites/advantage_aviation/assets/media/file/92336476742.pdfIn PDF document text
- https://cairparavel.ro/app/webroot/files/userfiles/files/xurimo.pdfIn PDF document text
- https://taechoclub.com/FileData/ckfinder/files/20210911_E2B265E2B1D18BFF.pdfIn PDF document text
- http://studiosaletta.it/userfiles/files/84491669757.pdfIn PDF document text
- http://serdceprirody.ru/userfiles/file/tetevizajefurosabe.pdfIn PDF document text
- http://tranhdaquydep.vn/upload/files/29049672899.pdfIn PDF document text
- https://vanvoorst.info/uploaded/file/panib.pdfIn PDF document text
- http://yuanhebiotech.com/upload/files/37094345564.pdfIn PDF document text
- https://linker.tw/files/14657355068.pdfIn PDF document text
- https://thepetrichortouch.com/wp-content/plugins/super-forms/uploads/php/files/qad0n4iv25h56tk20h4nvdajpc/bewigi.pdfIn PDF document text
- http://bikaji.zohukum.com/ckfinder/userfiles/files/xoxeneridafomuse.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_off0000db3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB3A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_01_sfnt_off0000f351.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF351 | 10288 bytes |
SHA-256: 4c5462b3d8acbc81b9acee372b98ac3d486c8f2372187021a37ddf9f0f745b78 |
|||
font_02_sfnt_off00010a47.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A47 | 18088 bytes |
SHA-256: 251003d3a0b435fdbdfef1b0f061da266b85b712c622f929ffad818e6e15e0d2 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.