MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Numerous heuristics point to the PDF acting as a link farm, directing users to various external websites, many of which are hosted on disposable domains or compromised CMS uploads. The presence of 'utm_term=get+on+top+unblocked' in one URL suggests a phishing or scam lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 https://philabc.ru/uplcv?utm_term=get+on+top+unblocked PDF link annotation
- http://www.eatvirukai.lt/uploads/files/kevuzokorigituluvawa.pdfIn PDF document text
- http://tycoonmedical.com/userfiles/file/93042020332.pdfIn PDF document text
- http://www.electricman.in/demo/frontend/web/uploads/files/45488577556.pdfIn PDF document text
- http://klimagra.pl/images/wysiwyg_img/file/dusekitemovuvegiwikuxafu.pdfIn PDF document text
- http://badischer-kunstverein.de/ckfinder/userfiles/files/44990810852.pdfIn PDF document text
- https://implant-drill.com/userfiles/file/50555336106.pdfIn PDF document text
- http://lovepetclinics.com/file_media/file_image/file/subarazasex.pdfIn PDF document text
- http://wenfengsi.com/wfs/WebFiles/file///2021092113140925.pdfIn PDF document text
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131ac52e19fd---rezuduposa.pdfIn PDF document text
- https://efficimm.fr/userfiles/files/13264374610.pdfIn PDF document text
- http://caratow.eu/userfiles/file/88605611009.pdfIn PDF document text
- http://cukrarska-vyroba.cz/UserFiles/File/zizitufemozovadiwen.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614a0cb4d59c4---74089595832.pdfIn PDF document text
- http://congseng.com/uploadfile/files/91185798522.pdfIn PDF document text
- http://ffarchitettura.it/userfiles/files/gimuwugagabujizodalatoj.pdfIn PDF document text
- https://hometeamcorp.com/images/usr/filagidarexogadij.pdfIn PDF document text
- http://futureinfashion.com/ckfinder/userfiles/files/98258031174.pdfIn PDF document text
- https://photographerin.agency/wp-content/plugins/super-forms/uploads/php/files/i65p0erdk96c7ipppgmmq7ajr2/42212479439.pdfIn PDF document text
- https://sport-jicin.cz/dokumenty/89431865346.pdfIn PDF document text
- http://printrun.nl/userfiles/files/pukunumokizizivonafolebid.pdfIn PDF document text
- http://cesishotel.com/res/wysiwyg/file/wijob.pdfIn PDF document text
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16149582693ec9---lorukaximizab.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_off0000b33f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB33F | 10356 bytes |
SHA-256: a6f427ed684d4ebdbc3006ecc572c7b334b78146da59cdef5802dd08bd88f6b1 |
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font_01_sfnt_off0000ca89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA89 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000e29b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE29B | 17788 bytes |
SHA-256: 884ee23903b76399d990380543f9411d431bc084f6fcf1e69949e41293bf5866 |
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