MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous links to external PDFs hosted on compromised CMS upload storage and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the overall structure point towards a phishing attempt, likely using a lure related to software updates or file downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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) 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 http://pneusmarene.it/images/file/89202576672.pdf In PDF document text
- http://alemotta.com/resources/original/file/20084915677.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072d44b68628---vugotirimin.pdfIn PDF document text
- http://interiorconsignments.com/media/file/dipipu.pdfIn PDF document text
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16084cf0dacbe3---26406041394.pdfIn PDF document text
- http://www.korayozelguvenlik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608599a4a8a51---2613112272.pdfIn PDF document text
- https://debcopharma.com/userfiles/file/laniwomajarowujuzokilube.pdfIn PDF document text
- http://aquatrustfina.com/userfiles/file/93446447119.pdfIn PDF document text
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606d692f23703---48361599311.pdfIn PDF document text
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607fff03dc678---85930356069.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1606c8374e5c40---82394634155.pdfIn PDF document text
- http://csc025.com/userfiles/file/20210618075512_2ag9h4.pdfIn PDF document text
- https://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c34343e5212---39120808615.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/f1b5f97566086d348db88a3d4c0d92f6/62364822331.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/160aec213b7f23---56515792118.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=title+mogrt+for+premiere+proPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC23 | 4784 bytes |
SHA-256: ddb54219756ae6a8626bb656d843dd616b9eafea3c225158d59de1a32f3373d7 |
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font_01_sfnt_off0000ec58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC58 | 10556 bytes |
SHA-256: 7cc64c5e9240811877254614c8e53fa1eeb190cc43f1674767ee39a18af49b2f |
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