MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to potentially compromised websites or disposable hosting, suggesting a phishing or malware distribution scheme. The presence of multiple PDF link farm indicators reinforces this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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://hotelpancharatna.com/assets/userfiles/files/75745952366.pdf In PDF document text
- http://bkmarine.net/ckfinder/userfiles/files/1631753318.pdfIn PDF document text
- http://bmfjhjk.friend-match.com/upload/files/novir.pdfIn PDF document text
- http://ch-bovi.com/upload/files/51920056549.pdfIn PDF document text
- http://harckocsik.hu/userfiles/file/jaravazegapalagipoj.pdfIn PDF document text
- http://tachikawa-derma.biz/ckfinder/userfiles/files/70638700259.pdfIn PDF document text
- http://fkm-lux.by/var/upload/file/36817794944.pdfIn PDF document text
- http://tafgambiatours.com/userfiles/file/62222172002.pdfIn PDF document text
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1613d0ec2ac559---74410496781.pdfIn PDF document text
- https://calprin.com/ckfinder/userfiles/files/juxosunimigekoxapurolefiv.pdfIn PDF document text
- http://sangtaoad.com/uploads/userfiles/file/49884148781.pdfIn PDF document text
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/fe2ad9f92339834b60ee83d0bf91fc6e/29374877211.pdfIn PDF document text
- http://clinicaveterinariagussago.com/userfiles/files/vijilujan.pdfIn PDF document text
- https://sysyanginguvenlik.com/uploads/files/pugive.pdfIn PDF document text
- http://ternovykh.ru/content/file/42913680581.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/161379f5ecc86f---ludazuzobinoxa.pdfIn PDF document text
- http://szyqjsj.com/UploadFile/file/20210903085746404.pdfIn PDF document text
- https://brukspec.pl/upload/file/borogapanitoxipovizisij.pdfIn PDF document text
- http://stardentalcare.org/userfiles/file/gutumuwuvizuwumutemixize.pdfIn PDF document text
- https://digicpictures.com/downloads/ledepu.pdfIn PDF document text
- http://transgusto.ch/userfiles/file/buwulaxowizebapo.pdfIn PDF document text
- http://fatamorgana.fr/uploads/assets/file/dopazedumatojebeketul.pdfIn PDF document text
- https://cheeselicious.net/UserFiles/file/74591630523.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=joy+launcher+apkPDF 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_off0000b33a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB33A | 17784 bytes |
SHA-256: 3f68a8a1a55a77c22c90d449faf6559d67e97928a7bae3e7c81012845f8d0cc9 |
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font_01_sfnt_off0000dfb0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFB0 | 10408 bytes |
SHA-256: e08878675d4b4bdff17a1a41518f9fdf578356ce79531aca81c83280e90138b6 |
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font_02_sfnt_off0000f742.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF742 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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