MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external websites, many hosted on compromised CMS platforms or disposable domains, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://petek.biz/resimler/files/kimisukesunuverupona.pdf In PDF document text
- http://www.sudaff.com/pics/file/levozuvixadeji.pdfIn PDF document text
- http://lex-ter.ru/admin/ckfinder/userfiles/files/nidirubel.pdfIn PDF document text
- http://vakantie-noordlimburg.nl/ckfinder/userfiles/files/zaleru.pdfIn PDF document text
- https://newat.ru/wp-content/plugins/super-forms/uploads/php/files/84634179a7519db0b63510646776b643/muzawunasusanopifiv.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/775472912d63cca0636dd4be27a4cb18/damibemuzaf.pdfIn PDF document text
- https://noble-worldwide.com/wp-content/plugins/super-forms/uploads/php/files/dafff0d00dd45f3a29a34192c5dfc586/nojifis.pdfIn PDF document text
- http://startent.ru/SITE/files/editor/file/4631537531.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/63482540897.pdfIn PDF document text
- http://clairvoyantinfotech.com/demo/images/45812107999.pdfIn PDF document text
- http://personnelstrategies.net/userfiles/file/kojarekajilogerodivo.pdfIn PDF document text
- http://xn----7sbab1bcaqplb0ccyi9d.xn--p1ai/files/file/38154674946.pdfIn PDF document text
- http://www.nowsingapore.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160a1f994e23af---48845817266.pdfIn PDF document text
- http://wirheiraten.de/images/file/44046406004.pdfIn PDF document text
- http://elateridae.com/images/FCKeditor/file/16457971809.pdfIn PDF document text
- https://telorgabus.com/contents//files/dalutatuta.pdfIn PDF document text
- https://mavismanagement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0575d57367---10714299266.pdfIn PDF document text
- http://cbgnfinance.com/userfiles/file/48791241638.pdfIn PDF document text
- http://olsztyntransportmedyczny.pl/userfiles/file/suparirakuvebavanevifuki.pdfIn PDF document text
- http://ntep2008.com/UserFiles/File/kafawewamivevibimafo.pdfIn PDF document text
- https://www.masismarketing.com/wp-content/plugins/super-forms/uploads/php/files/de4c63e7a4e91ef0093f4154c0b61134/21132857618.pdfIn PDF document text
- http://jfac.kr/ckfinder/userfiles/files/24034320984.pdfIn PDF document text
- http://korean-school.hu/hangul/userfiles/file/81053878630.pdfIn PDF document text
- http://scsychem.com/upload/files/60087624652.pdfIn PDF document text
- https://kantankacreative.com/wp-content/plugins/super-forms/uploads/php/files/fe0be8f6c9537c638dbf22fa8abdb6f6/91548370478.pdfIn PDF document text
- http://nesthomes.in/userfiles/file/65986491706.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=body+by+jake+hip+and+thigh+machine+instructionsPDF 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_off0000b962.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB962 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d174.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD174 | 15608 bytes |
SHA-256: 2249ae36d476cc099e451f6ac10b424c5d139d759c426393957d778ea5b133ef |
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font_02_sfnt_off0000f900.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF900 | 11544 bytes |
SHA-256: 6754a5457fc7dcd8bf5fbe34b85aca86bb4ba3cbe159f44345052c35dc63f3f7 |
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