MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF document flagged by ML classifiers and ClamAV as malicious, exhibiting characteristics of a phishing or trojan delivery mechanism. It contains a link farm pointing to multiple domains, some of which are hosted on compromised CMS upload storage, suggesting an attempt to obscure the final destination. The 'SE_CALLBACK_LURE' heuristic indicates a potential callback phishing or tech-support scam pattern, although the document body itself is heavily obfuscated and unreadable.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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://soudurelauziere.com/upload/editor/file/56607460425.pdf In PDF document text
- http://benetalent.com/upload/files/vagijonefejasotagowuwu.pdfIn PDF document text
- http://churchliferesources.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ad12b25f30c---tekigizolititomijadat.pdfIn PDF document text
- https://elearning-chemistry.ro/userfiles/file/52159557253.pdfIn PDF document text
- http://www.northeastmarquees.com/wp-content/plugins/super-forms/uploads/php/files/5ec602d6323dd469049909797505b8f3/81838198143.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160c6b89878104---wenevefekogu.pdfIn PDF document text
- https://europartner2.pl/uploads/21490429000.pdfIn PDF document text
- https://suemsas.com/wp-content/plugins/super-forms/uploads/php/files/2vkjk1rn1mtiodhk2aqt565iq6/59115156288.pdfIn PDF document text
- http://www.wallisandemmanuel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2e0c6d7876---dexexopawisog.pdfIn PDF document text
- http://softwarefactory.nl/images/file/30136006344.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160e2871c74faa---duvutifavu.pdfIn PDF document text
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160a6f951dc4ea---muduvakaf.pdfIn PDF document text
- http://www.siscard.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c9f79093a3---22669082143.pdfIn PDF document text
- http://minhphucvietnam.com/uploads/userfiles/file/5614319348.pdfIn PDF document text
- https://majorsagilekvaros.hu/uploads/file/vubonezafituba.pdfIn PDF document text
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/rpqm0e0f77hhf9t9anmfagrpa4/99000223542.pdfIn PDF document text
- http://atenngo.com/admin/sites/site/documents/zurigelixurukogosekafaw.pdfIn PDF document text
- https://ahha.az/userfiles/file/tujozokuvepolo.pdfIn PDF document text
- https://www.cpro.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160853b5085500---winovaneverolasulaxedim.pdfIn PDF document text
- http://thepokewave.com/uploads/files/18628092262.pdfIn PDF document text
- http://farmaciacogliate.it/userfiles/files/zexefixabulogamigatafij.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=what+is+dunkin+donuts+promo+codePDF 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_off00010877.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10877 | 17512 bytes |
SHA-256: 259f08eee6085335ee418c67670a72cef7ca03bc0bd5937a3b8cd7f2a92e319d |
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font_01_sfnt_off000136a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x136A8 | 10920 bytes |
SHA-256: 5fc43ecfe9b87aa6ff1a0c879f877ac6b09289f6c9faa0591f4fa933e56c0d41 |
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font_02_sfnt_off00014fcb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14FCB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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