MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a ML classifier and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting it functions as a link farm to distribute further malicious content or phish users. The document body is unreadable, but the heuristics strongly indicate a malicious link farm pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://icicle-mountaineering.ltd.uk/ckfinder/userfiles/files/95622290817.pdf In PDF document text
- https://banderlogclub.ru/Files/file/38081747416.pdfIn PDF document text
- http://carefirstwalkathon.com/clients/8/89/89514deb4c0e8807eb046cac28c4977f/File/nelejijima.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d12c051ec---66473374861.pdfIn PDF document text
- http://rustproofingottawa.com/userfiles/file/22871099011.pdfIn PDF document text
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/jsucc0h1dsgi0t5a0833go0ud2/webesodobod.pdfIn PDF document text
- http://resetimpianti.it/reset/public/file/65908464109.pdfIn PDF document text
- https://aradmissions.com/ci/userfiles/files/95874813270.pdfIn PDF document text
- https://arerp.kr/data/file///32651690304.pdfIn PDF document text
- http://americanewbie.com/userfiles/file/dotadedabira.pdfIn PDF document text
- https://esportenerd.com/app/webroot/ckfinder/userfiles/files/fozoxowuwadotet.pdfIn PDF document text
- http://wingprocess.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zizewi.pdfIn PDF document text
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/b0b70dcdf5074045e15d69b336882968/xobutizarijowisonemilidul.pdfIn PDF document text
- http://highlandlynxotic.com/clients/7/73/73cf6ae24f8ea70eb1cbac1dff6b0f9e/File/nolozisazolofa.pdfIn PDF document text
- https://www.sabiamente.es/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb86f556ba---nopozasosavadejapug.pdfIn PDF document text
- https://aradovan.com/userfiles/file/busak.pdfIn PDF document text
- https://www.saltriot.com/wp-content/plugins/super-forms/uploads/php/files/200760b2dff172f67550400961e1b291/53306594070.pdfIn PDF document text
- http://france-ex.com/images/blog//file/14784612383.pdfIn PDF document text
- http://artospace.com/pics/file/68863950504.pdfIn PDF document text
- https://tootooair.com/FileData/ckfinder/files/20210701_722ADA5251BDECF7.pdfIn PDF document text
- http://fecirturizm.com/resimler/files/44251633316.pdfIn PDF document text
- https://churchofgodinjamaica.org/app/webroot/files/gotukabimuwaxetod.pdfIn PDF document text
- https://minipowerpack.net/upload/files/kadodibawupokelekekuwu.pdfIn PDF document text
- https://eurocomm-italia.com/file/61436042760.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+get+the+lucid+nightmare+mountPDF 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_off0000bb09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB09 | 16032 bytes |
SHA-256: e5d211f2a9709fb0a5b96b60d2db1a72decccc97e27463dc72194b42ed42e459 |
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font_01_sfnt_off0000e3d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3D6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fbed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBED | 10828 bytes |
SHA-256: e9e3316b5b1b22dee7e75d787ff82d2db8edc2aa319709bbcfa1c6bcabaecb17 |
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