MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1539 Steal Application Data
T1056.004 Webnamese
This PDF file was detected as malicious by ClamAV and an ML classifier, exhibiting characteristics of a credential harvesting lure. The document's content and embedded links suggest an attempt to trick users into approving MFA requests or entering one-time codes, likely to steal session tokens or gain unauthorized access. The numerous embedded URLs pointing to compromised CMS uploads and disposable hosting further support this phishing-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 7
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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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MFA / one-time-code harvesting lure high SE_MFA_LUREDocument asks for a one-time code, authenticator approval, or MFA confirmation — consistent with credential phishing kits that steal session tokens or abuse multi-factor authentication
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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://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/f6d122ff349af2d7ba5c45bcc2562c25/82039910218.pdf In PDF document text
- https://maximatrimony.com/ckfinder/userfiles/files/tumadavagigavikilejenuj.pdfIn PDF document text
- http://www.alexgis.com/siteuploads/editorimg/file/36520314251.pdfIn PDF document text
- https://razdolle.by/wp-content/plugins/super-forms/uploads/php/files/ird6hvbhs640v33qd98736h9t4/778916296.pdfIn PDF document text
- http://spl-designs.com/ckfinder/userfiles/files/46650395742.pdfIn PDF document text
- https://baconbites.com/wp-content/plugins/super-forms/uploads/php/files/r50ajm393idj7bn78bu6udqho1/89496920987.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/mdjcs2ij3f8pfvgf2qfoorv516/22597582769.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/4l8ovooupechaia30ck18qhmro/mewonoguxunive.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609a770df22fa---23430877898.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/f4d4461d33ebcf4ef6638d15b10cde2a/muporej.pdfIn PDF document text
- https://elpmarketing.ca/wp-content/plugins/super-forms/uploads/php/files/6a097e8f2567a181313f5f38695e7925/46846154121.pdfIn PDF document text
- https://aulacvn.com/upload/fck/file/xelanuxilolu.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/99c5554e9b8a24b35d8d56d43e480b60/watiteti.pdfIn PDF document text
- https://atolab.it/wp-content/plugins/super-forms/uploads/php/files/4343a714992d12c815d2b2c16a40e269/2684939741.pdfIn PDF document text
- http://kag.fr/userfiles/file/16927678823.pdfIn PDF document text
- https://roadtoring.com/wp-content/plugins/super-forms/uploads/php/files/47f00da2ab1f262c694603e363a02f13/43889636046.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b58619a2583---niridugetevifuforu.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b94f0dc3b57---6477795533.pdfIn PDF document text
- http://starinviter.com/ckimagefiles/lizutodadinopa.pdfIn PDF document text
- http://poltinik.ru/userfiles/file/jikima.pdfIn PDF document text
- http://cesishotel.lv/res/wysiwyg/file/55199418521.pdfIn PDF document text
- http://mousike.it/img_ins/files/52491548644.pdfIn PDF document text
- http://mas.vacations/wp-content/plugins/formcraft/file-upload/server/content/files/1608adea68c436---51553141434.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+fill+out+a+form+from+an+email+attachmentPDF 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_off0000ec0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC0C | 17332 bytes |
SHA-256: d2f9ccf5c3aaeae45d46915ac0173498427ae87ffdb11d6f740f46f8d1e9f325 |
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font_01_sfnt_off000119a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119A0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000131b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x131B7 | 10608 bytes |
SHA-256: 93d9804e681f16acbab07d718de5b89421721d347fe8c8c149de8b0431f05e73 |
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