MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm used to distribute malicious content or phish users. The PDF structure and embedded links are consistent with a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://musluogluotomotiv.com/upload/ckfinder/files/medumekisogareja.pdf In PDF document text
- https://qatarsecurityservices.com/public_html/userfiles/file/vixevipinujukarufepigas.pdfIn PDF document text
- http://www.vitrierbxl.be/wp-content/plugins/formcraft/file-upload/server/content/files/1614e79547dff5---78915650361.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/16159d16597157---21024227424.pdfIn PDF document text
- https://vienhung.com/webroot/img/files/fobinawekixevagoxewe.pdfIn PDF document text
- https://agronlogistics.com/userfiles/files/95367251932.pdfIn PDF document text
- https://e-fasteners.eu/media/file/dutugexunirisolofatudam.pdfIn PDF document text
- http://jiuhuapm.com/upfile/file/tekenivefosejusok.pdfIn PDF document text
- http://mensagemcrista.com.br/ckfinder/userfiles/files/rewusukis.pdfIn PDF document text
- http://kalmi.ru/upfiles/files/71313376168.pdfIn PDF document text
- http://srtprogetti.eu/userfiles/files/68024949669.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/vewilemonibugugov.pdfIn PDF document text
- https://ev-owners.jp/userfiles/files/7622292702.pdfIn PDF document text
- http://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/8cf36f88fb20eee6f453928ecbd26d52/nuvilepipu.pdfIn PDF document text
- http://kanizsakran.hu/userfiles/file/67818113429.pdfIn PDF document text
- http://ajk-opakowania.eu/upload/fck/file/logawutifilolalek.pdfIn PDF document text
- http://tainanrup.longi.tw/uploadfiles/files/20210914_170003_3893.pdfIn PDF document text
- http://elmbbq.com/uploads/files/71337851549.pdfIn PDF document text
- http://banquat.com/userfiles/files/87893885660.pdfIn PDF document text
- http://cafesezony.ru/fck_editor_files/files/79136379068.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/b8a4d53684907357b7c712ff1dc9b80f/wukedixagomoxakobor.pdfIn PDF document text
- https://fablab808.com/nbloom/fckuploads/file/furikavapelikegidexofowi.pdfIn PDF document text
- http://suachuamaydemtien.biz/userfiles/file/fekotebixixenubuz.pdfIn PDF document text
- http://feedproxy.google.com/~r/MbOu/~3/6Zflnl449io/uplcv?utm_term=ejercicios+de+distribucion+poisson+resueltosPDF 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_off0000d98d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD98D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f1a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1A4 | 10696 bytes |
SHA-256: dbc26d1ae4b606ed077e6337d9f6a89c4ca3fb333006498407d908d5bdc28ce0 |
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font_02_sfnt_off000109fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109FE | 22684 bytes |
SHA-256: 785317930a6e6bb91fe6d6ddb947bada4ca9c1dbd9adc05456f397ed14c3cbba |
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