MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many hosted on compromised CMS sites, which form a link farm designed to redirect users. The presence of a link with 'among us windows download' in the UTM parameters suggests a lure to trick users into downloading a malicious file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9908
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://u15.ch/ckfinder/userfiles/files/83793948554.pdf In PDF document text
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/1613257e151c43---18102923352.pdfIn PDF document text
- http://vntattoosupply.net/uploads/image/files/biseduxofulofotasajogen.pdfIn PDF document text
- http://songhakbbq.com/uploads/files/sedidinugejebikuzixosud.pdfIn PDF document text
- http://anm-av.de/uploads/files/45333110593.pdfIn PDF document text
- http://xn--80aagkbrca3apkgkee0a1bi.xn--p1ai/ckfinder/userfiles/files/42347821911.pdfIn PDF document text
- http://riasztoszolnok.hu/admin/fck_upload/file/65678315214.pdfIn PDF document text
- https://teamcode.net/upload/files/tenuzisubeguradaxijuj.pdfIn PDF document text
- https://holcom-solar.com/webroot/img/files/dazirakerezizijofumat.pdfIn PDF document text
- http://bodemveenweiden.nl/bodem-veenweiden-img/pakuwoginotolifilufo.pdfIn PDF document text
- http://lexprikson.com/admin/style/images/userfiles/file/64082909987.pdfIn PDF document text
- http://testsitehq.com/ckeditor-ckfinder-integration/uploads/files/kixejumizufev.pdfIn PDF document text
- http://bowie.abwingsmd.com/uploads/files/zijaropato.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613498a141e3d---31749899942.pdfIn PDF document text
- http://tolaniprojects.com/userfiles/file/lurobenaxisivij.pdfIn PDF document text
- http://psycare-spb.com/userfiles/file/neragatisiza.pdfIn PDF document text
- http://cmtl.in/uploads/userfiles/file/file/78597413186.pdfIn PDF document text
- http://baove24h.org/upload/files/ruzabemadumigibuse.pdfIn PDF document text
- https://www.prshots.com/ckfinder/userfiles/files/93088426546.pdfIn PDF document text
- http://themultifold.com/wp-content/plugins/super-forms/uploads/php/files/0nvecmebivoi67tjnfkikhm5o6/16868724365.pdfIn PDF document text
- http://modelseafarm.com/kweb/ckfinder/userfiles/files/14602114509.pdfIn PDF document text
- http://synergienetwork.net/userfiles/file/xajopetavitimuwome.pdfIn PDF document text
- http://hoaisonland.vn/upload/files/39605259900.pdfIn PDF document text
- http://fuhua.tumujike.com/assets/upload/files/202109020943148539.pdfIn PDF document text
- http://quimicahj.com/admin/userfiles/userfiles/file/ruzagojeriwilolivor.pdfIn PDF document text
- http://atlonnuri.org/UpLoadImage/editer/files/biboditatalawokovus.pdfIn PDF document text
- http://cgmorenanews.com.br/ckfinder/userfiles/files/47443105121.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=among+us+windows+downloadPDF 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_off0000c040.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC040 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d857.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD857 | 10428 bytes |
SHA-256: e3a7384a79325bb0abf0553d7be0c7d759d1f950cfda6d8d1906746c1989ca77 |
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font_02_sfnt_off0000efbf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFBF | 15288 bytes |
SHA-256: f702159d416c8a6b86ce6f9410335852705c9db3c06a3ea405f09e85a462cb55 |
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