MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple domains, some of which are identified as compromised WordPress upload storage or disposable hosting. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates the document likely instructs the user to download a password-protected archive, a common tactic to bypass gateway scanning. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9928
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://bliznacite.com/files/tujigopumijanezewazazanim.pdf In PDF document text
- https://digicpictures.com/downloads/gizusewis.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/16075558d6c8a6---simezidevezoluxinajub.pdfIn PDF document text
- http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a1188c526c9---joxofapixewa.pdfIn PDF document text
- http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/j6f6t5o6usi7493ep8sm6na9p2/53855642922.pdfIn PDF document text
- http://yuli-china.ru/d/files/pitigexifebijifonusepe.pdfIn PDF document text
- http://thietbiotovn.com/Images_upload/files/1325894009.pdfIn PDF document text
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/29428d8f98bd06e3e560329c78512588/11503079208.pdfIn PDF document text
- http://schnauzermountainminiatures.com/clients/17729/File/dakulutonujinofux.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094d1d122393---59697741377.pdfIn PDF document text
- https://aliencosmicexpo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160852983178be---maxet.pdfIn PDF document text
- https://takiminsahada.com/wp-content/plugins/super-forms/uploads/php/files/iu1tr765sgigg133k692agk8ke/zofexolegalusunejared.pdfIn PDF document text
- https://zoldlepes.hu/userfiles/file/denawukuzewu.pdfIn PDF document text
- https://muratay.nl/userfiles/file/77030013020.pdfIn PDF document text
- http://drairtools.com/ckfinder/userfiles/files/27733016612.pdfIn PDF document text
- https://psystat.net/candyticket/uploads/page_images/files/vilaxame.pdfIn PDF document text
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608c6d8214e9e---53506892697.pdfIn PDF document text
- https://www.denisonlandscaping.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608aacde448c8---67640742935.pdfIn PDF document text
- https://www.shopveriamici.com/wp-content/plugins/super-forms/uploads/php/files/rrmbd655kb2o84r16t29788n4d/winadibewuwukezojafosu.pdfIn PDF document text
- http://degeninhotel.ru/admin/ckfinder/userfiles/files/fedogifopijorotelosuvu.pdfIn PDF document text
- http://aucoindeshalles.com/menu/file/26402615083.pdfIn PDF document text
- https://vetranhtuongmamnon.vn/wp-content/plugins/super-forms/uploads/php/files/15jggd3rpevdkt2riuutbp7eb4/zuselajilepobilunoz.pdfIn PDF document text
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/8b5de7dbe64c6668686b72ed4d68f9c5/56383050666.pdfIn PDF document text
- https://heatingboiler.ca/fck_upload/file/41853759715.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=nice+adjectives+that+start+with+oPDF 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_off0001249a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1249A | 10576 bytes |
SHA-256: da90bcf91c6ccffc44aa577b24e00b3b05aa26da33f771a882d6e53396ced56a |
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font_01_sfnt_off00013cef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CEF | 16596 bytes |
SHA-256: e50efc2afaebfa6ef8e77243895ae12047c4d028a522ae394c5f10a665649171 |
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font_02_sfnt_off000167ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x167AD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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