MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous links to external websites, many of which are hosted on compromised WordPress installations or disposable domains, suggesting a phishing or malware distribution scheme. The presence of embedded URLs and the nature of the heuristics indicate that the file is designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/462691047084c2b69e377567a7b52549/maneguwapazokobev.pdf
- http://studioboscono.it/userfiles/files/54505065250.pdf
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/pqralp4mfrqfub7oi6n5e2iv35/57094475082.pdf
- http://espokebar.com/uploads/files/28087264835.pdf
- http://uyaviation.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076dcebea027---furabigubapezipovunepeta.pdf
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/16097dd41d3545---83255876178.pdf
- https://pypconsultores.mx/userfiles/file/joxewokegaxevoba.pdf
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607fdc0017cf4---jeboguke.pdf
- https://thejinglelab.com/wp-content/plugins/super-forms/uploads/php/files/3cf5cr413t2dk927qt2erg9cr9/4142685320.pdf
- http://aitrans.cn/UploadFile/file/F1202106101742536157.pdf
- http://hndgyl.com/v15/Upload/file/2021871042438360.pdf
- http://rockpapersun.com/upload_mce_image/file/49310685.pdf
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607af88566936---66793835955.pdf
- http://oaklandscreche.ie/userfiles/files/somazokovures.pdf
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/4ddaecf8901fe15ab031d02a97f49cab/56808746934.pdf
- https://angkagenap.com/contents//files/96992667959.pdf
- https://weblative.com/wp-content/plugins/super-forms/uploads/php/files/fl487dj6rngfcmqb17955dcdj3/33941573911.pdf
- http://castrolmintabolt.hu/images/upload/file/15291681424.pdf
- http://raykingcarroll66.com/clients/2/29/292092747e06e0ab09130fa737b110c0/File/mujunet.pdf
- http://firmen-bekleidung.at/userfiles/file/zevubeponoburevuz.pdf
- http://cnpair.com/userfiles/file/51793353663.pdf
- https://goactive.hu/wp-content/plugins/super-forms/uploads/php/files/6df7ad714c5ab448139e9a0c1e8cfd0c/95960918483.pdf
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/cck4fuce470093at6s37cuiivs/netulevuninokobejunobal.pdf
- http://bethanybaptistcolumbus.org/clients/75549/File/zutotu.pdf
- http://www.finanzanlagen-honorarberatung.de/wp-content/plugins/formcraft/file-upload/server/content/files/160785f3fe570c---2146761344.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=10+good+manners+for+students
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fc35.bin1ab1c225fb89f682dbfee49aadb08baab011c5c73d75fa9bcdfb307301eb1d0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC35 | 10736 bytes |
font_01_sfnt_off000114b5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114B5 | 16792 bytes |
font_02_sfnt_off00012cc7.bin8ff28671dc236ef96007f814532a3c45a957ad1c274e6fd9868d7fe5ec2f868d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CC7 | 18116 bytes |
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