MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. It contains numerous links pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The presence of external URIs and link farms indicates the PDF's primary function is to redirect users to potentially malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://smidgel.ru/uplcv?utm_term=summary+chapter+6+lord+of+the+flies PDF link annotation
- http://kindervakantieweekdeurne.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608c09881aa78---15564755382.pdfIn PDF document text
- http://shuswapladystriders.ca/userfiles/file/3752297634.pdfIn PDF document text
- https://afd.me.uk/wp-content/plugins/super-forms/uploads/php/files/o2maaod78l8qekdm6l6sip7i1g/kerakezowido.pdfIn PDF document text
- https://www.mnspineandsport.com/wp-content/plugins/super-forms/uploads/php/files/cf6cd1bc1abe52ff5e097510c1f24a70/wevaxero.pdfIn PDF document text
- https://www.alertgy.com/wp-content/plugins/super-forms/uploads/php/files/dad422df30963103cd1c60bae151aabe/novutejetugigot.pdfIn PDF document text
- https://www.areatransfers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aca17cc70c6---97067958006.pdfIn PDF document text
- https://www.frontierexim.com/wp-content/plugins/super-forms/uploads/php/files/0lld08qqktb1k3jjhjqbvfhhfp/52295318296.pdfIn PDF document text
- http://ngor2-3.com/file_media/file_image/file/fawepawesorarulixo.pdfIn PDF document text
- https://veglifekc.org/wp-content/plugins/super-forms/uploads/php/files//60049764524.pdfIn PDF document text
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/a281a21b6a6987160899fb08a4dffc7a/81373240094.pdfIn PDF document text
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c481367062---vosodogagitijirapu.pdfIn PDF document text
- https://www.dartmusicfestival.co.uk/wp-content/plugins/super-forms/uploads/php/files/26a5616a2eaeb559fc1988621d88cd7e/rukivade.pdfIn PDF document text
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080f1cb7a384---78992068331.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae401f506c6---mazekubuwilev.pdfIn PDF document text
- http://absigorta.com/E/file/togided.pdfIn PDF document text
- https://master.plus/wp-content/plugins/super-forms/uploads/php/files/7c28c14506061dd0e689aacfa30a07a7/tateg.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dba3049bca4---98033365957.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/p67b696endsghaoqvcnr3n4fnp/rivavokekovowori.pdfIn PDF document text
- http://3suntech.com/UploadFile/file/20210619101147773.pdfIn PDF document text
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607ae314deb3a---memamonazeboloxasagijez.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/16078373a26ee8---nokanin.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/90768649846.pdfIn PDF document text
- http://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085058795e14---75179186050.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/fa5gom6a2fbl2hujcegj16pmtb/21942768019.pdfIn PDF document text
- 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_off0000effc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFFC | 16516 bytes |
SHA-256: 41d0284359915ddf6ebf31830d7f0cf2ea4b5f15c5131f4f49c8ea061aeed8f1 |
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font_01_sfnt_off00011acf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11ACF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000132e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132E6 | 11240 bytes |
SHA-256: d6c30baf4674c4b1a3d21070685677279aea135285731dff3f254d8f801cec0d |
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