MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. It contains numerous embedded URLs, many of which point to compromised WordPress upload directories, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated and appears to contain metadata rather than user-readable content, indicating the primary malicious function is likely executed via embedded scripts or links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://cructi.ru/uplcv?utm_term=the+periodic+table+notes+pdf PDF link annotation
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/sezixe.pdfIn PDF document text
- http://ne-moloko.ee/wp-content/plugins/super-forms/uploads/php/files/e6003409425c6e01f67d8a7773c52a8a/nifupowedoliresabutevos.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f396552bd4---56327863140.pdfIn PDF document text
- https://lastcallslc.com/wp-content/plugins/super-forms/uploads/php/files/9143388e3037a3631f91022e0f58e52d/tisuruzolarolaribotip.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/1607033cb320b9---58043333939.pdfIn PDF document text
- https://maisonforville.be/documents/file/56137462009.pdfIn PDF document text
- https://pediatricpotentialsnj.com/PP/PPpng/files/dinaxilejorarunotedoji.pdfIn PDF document text
- https://precisionautoandac.com/wp-content/plugins/super-forms/uploads/php/files/dfae2b20d9232262e0234367edd080a2/poromobarimiwurita.pdfIn PDF document text
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/00c90a9d62e0e41694af55cb49a7b35a/670894397.pdfIn PDF document text
- https://www.euroservicemilano.it/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa355ee0f6---86152719108.pdfIn PDF document text
- https://bursaceviritercume.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b510ec26b97---texutepa.pdfIn PDF document text
- https://shared401k.com/wp-content/plugins/super-forms/uploads/php/files/178931d839f95093251d8f03c57fb972/38564303500.pdfIn PDF document text
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/6a1eee8aae7b79e2fa4cfc9b4dceb9c6/muwekezokepir.pdfIn PDF document text
- https://thegioidongphuc.net/ckfinder/userfiles/files/rovewojafodozasilix.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e7f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7F0 | 5120 bytes |
SHA-256: 93661ce5578f3ab3e2a5d2e226c581e8894be3ceab6d96c0451f6ac4147e4750 |
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font_01_sfnt_off0000f93f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF93F | 10676 bytes |
SHA-256: d5c7eebc373a63c174a734c310ab1bfb56ec5fd7207b69a7ce4499b2cb618e3c |
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font_02_sfnt_off00011d3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D3E | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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