MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs that form a link farm, with several pointing to compromised WordPress sites or disposable hosting. These links likely serve as lures to phishing pages or malware download sites, consistent with a spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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
-
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://chcial.ru/uplcv?utm_term=bedtime+stories+for+stressed+out+adults+read+online+free PDF link annotation
- http://sinproval.it/userfiles/files/94522118922.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140a6bfc3415---90179965259.pdfIn PDF document text
- http://saveursetsavoirs.fr/image/file/33757937833.pdfIn PDF document text
- https://kirmatas.com/userfiles/file/majafilokelimimunubajopod.pdfIn PDF document text
- https://5udua.com/contents/files/14618258776.pdfIn PDF document text
- http://poketomecam.com/uploads/files/69946807871.pdfIn PDF document text
- http://iact2001.com/userData/board/file/94669082085.pdfIn PDF document text
- http://ferien-in-zahren.de/images/file/84746933048.pdfIn PDF document text
- https://milosislandrooms.gr/userfiles/file/14629646940.pdfIn PDF document text
- https://satnamunicipalcorporation.com/admin/ckfinder/userfiles/files/wodixafotififizege.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613727f14f350---jetasigusex.pdfIn PDF document text
- http://www.pointcookelectrician.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16141ca645b69c---23939994471.pdfIn PDF document text
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16141c2f23fcb7---vatomivekikodimavusasate.pdfIn PDF document text
- http://www.bewegeninarnhem.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16136fd174659e---gaviberapofofefi.pdfIn PDF document text
- http://www.sas.edu.mn/ckfinder/userfiles/files/40619197377.pdfIn PDF document text
- http://heryeryesil.com/resimlerfiles/85218768292.pdfIn PDF document text
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/829ee1165620c95a04b94a643a37354e/lafavewix.pdfIn PDF document text
- http://lnianemarzenie.pl/userfiles/file/lozexobakanabuwosoxim.pdfIn PDF document text
- http://saveondealz.com/ckeditor/ckfinder/core/connector/php/uploads/files/tamisemewurafekoxegajo.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_off0000d718.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD718 | 18224 bytes |
SHA-256: ace95560a09f91c7fa0fa9f5f5fccd085d3aa1f912ba5c6ee58de6596e0c1b09 |
|||
font_01_sfnt_off00010641.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10641 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
|||
font_02_sfnt_off00011e58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E58 | 10668 bytes |
SHA-256: d5d52821cc9e72098caafc68d0aec49bf506da745c2bd6d779b5bb750acab409 |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.