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, indicating a high likelihood of malicious intent. The heuristics reveal a link farm structure pointing to various domains, some of which are associated with compromised CMS uploads. The presence of 'utm_term=download+wat+remover+for+windows+7' in one URL suggests a lure for potentially unwanted software. The document body is heavily obfuscated and does not provide clear textual content, but the overall structure and heuristic firings strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
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://aokman-drive.com/d/files/42867617824.pdf In PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160ffbad5a0a1d---pepedokul.pdfIn PDF document text
- https://www.abrasco.org.br/ckfinder/userfiles/files/wekuzababefujuno.pdfIn PDF document text
- http://netcentricnj.com/ckfinder/userfiles/files/lixutogafemipotomotivikoz.pdfIn PDF document text
- http://littlefreddieking.com/clients/65037/File/bofivobesozuwi.pdfIn PDF document text
- https://wilsonbarrera.com/inicio/wp-content/plugins/formcraft/file-upload/server/content/files/1608ceb4a75ead---39040718902.pdfIn PDF document text
- https://lightspec.ca/wp-content/plugins/super-forms/uploads/php/files/09b88630d002349fb72d7cc9edfddc05/49263570902.pdfIn PDF document text
- http://master-sign.ru/ckfinder/userfiles/files/sipolixifemaxububezewuwix.pdfIn PDF document text
- https://nnkcreations.com/userfiles/file/76392772719.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083ea271955a---71066320584.pdfIn PDF document text
- https://merydian.pl/nowymerydian/userfiles/file/99281340001.pdfIn PDF document text
- https://leesman.com/wp-content/plugins/super-forms/uploads/php/files/60b8e15962e82e774c05f1ddf66515e6/82279185631.pdfIn PDF document text
- http://nbpcpentecostalchurch.com/clients/65183/File/31722354133.pdfIn PDF document text
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/160f1f04634c93---28659995081.pdfIn PDF document text
- http://thumpamonpally.com/userfiles/file/78052425880.pdfIn PDF document text
- https://skinrepublic.vn/webroot/img/files/49950699349.pdfIn PDF document text
- https://vrindaindia.com/php/joseph/uploads/file/gipugexod.pdfIn PDF document text
- http://studiotravenzolo.it/userfiles/files/19776646147.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075b97517afb---javujiguralalidox.pdfIn PDF document text
- https://dsodrecital.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fa1da3830f---janigenafe.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/16098330e80aec---32479099408.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/03d70f7867bb87955622fbd2ed05f842/riduvazajoxeni.pdfIn PDF document text
- http://colantuono.it/userfiles/files/96796102728.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607421ae4713f---27615921030.pdfIn PDF document text
- https://pepinieramontana.ro/ckfinder/userfiles/files/21281921473.pdfIn PDF document text
- https://takiminsahada.com/wp-content/plugins/super-forms/uploads/php/files/412cvp7isvbqh37rnd80hue9gq/46045725975.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=download+wat+remover+for+windows+7PDF 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_off0000f658.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF658 | 16628 bytes |
SHA-256: 273c025d975fa8c4df878a5650621214ef4a97ed9fca7612a76d5a539998a12a |
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font_01_sfnt_off00012181.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12181 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013998.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13998 | 10720 bytes |
SHA-256: 09746a62ca12eb882ab890849f2b42b1e858b4deddf88e201a5bddcf49773a7d |
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