MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable hosting, suggesting a link farm designed to redirect users. The presence of these links and the overall structure point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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.
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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.
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External URI info PDF_URIPDF contains an external URL action
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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.
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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 http://mitra.su/uploads/ckeditor/files/8921600166.pdf In PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160bd7983e1ac6---66564440103.pdfIn PDF document text
- https://trichynext.com/wp-content/plugins/super-forms/uploads/php/files/23470f024b4c44abdd4ff9c6cf77cd45/kuzagoxexegodotopawab.pdfIn PDF document text
- https://hoangphatdanang.com/uploads/image/files/53476558480.pdfIn PDF document text
- https://pacie.vn/web/uploads/files/neludaj.pdfIn PDF document text
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/89ed97d33e6f81f4c398609b09563d95/rirukewajobaxegegigafinon.pdfIn PDF document text
- https://thinkhigh-tech.com/d/files/wurebotenojib.pdfIn PDF document text
- http://ilpeace.org/assets/ckfinder/core/connector/php/uploads/files/xesijapovuvigadaraxixab.pdfIn PDF document text
- http://greenbiotech.vn/uploads/userfiles/file/56996278961.pdfIn PDF document text
- http://argyler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160758f5571c87---tivubivoz.pdfIn PDF document text
- http://verynailscm.com/user_img/file/63414607752.pdfIn PDF document text
- https://vegastel.eu/components/com_mijoshop/opencart/image/data/files/fiwimidobiwalafiluzip.pdfIn PDF document text
- http://congtrinhnhaviet.vn/upload/files/rabixoga.pdfIn PDF document text
- http://audiohrestomatiya.ru/content/file/wujukusotuludugura.pdfIn PDF document text
- https://hasekei.jp/userfiles/file/2833105992.pdfIn PDF document text
- http://www.combatsim.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160b7b884edc68---7837434745.pdfIn PDF document text
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/16078c63206c37---74311142277.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/cb9dbd4889743ac7836cf4aeb97ef7a4/21691107421.pdfIn PDF document text
- http://e-skala.pl/userfiles/file/sajotefuxa.pdfIn PDF document text
- http://skup-laptopow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f49745a918---89625748995.pdfIn PDF document text
- https://functionalmovement.gr/wp-content/plugins/super-forms/uploads/php/files/8e3ae25dff5a628786511b1b8c3d7074/98426890438.pdfIn PDF document text
- http://maszyny.pl/userfiles/file/25153327021.pdfIn PDF document text
- http://www.jcca.co.in/wp-content/plugins/formcraft/file-upload/server/content/files/160a4fc764339b---46642690743.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=socioeconomic+status+parenting+and+child+development+pdfPDF link annotation
- 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_off0000e65c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE65C | 18620 bytes |
SHA-256: 8c53a0b85374a1edf1bf2d4ee29f5de58e750e6883487699d8597c65ca6ea2b8 |
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font_01_sfnt_off00011629.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11629 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012e40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E40 | 11308 bytes |
SHA-256: 8db75ea67534d3c8d58a710bcb92b099447aa6f6ededfc5897867127eac6a852 |
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