MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised CMS upload directories or disposable hosting, suggesting it functions as a link farm to distribute further malicious content or phish users. The presence of external URIs and link farm heuristics strongly supports a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://smidgel.ru/uplcv?utm_term=urdu+quran+apk PDF link annotation
- https://apexforestservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133f95f5db8b---32059880098.pdfIn PDF document text
- https://coherence.cz/userfiles/file/31310658136.pdfIn PDF document text
- https://sofahatinh.com/upload/files/16897226911.pdfIn PDF document text
- http://15881588.com/ckupload/files/49768903634.pdfIn PDF document text
- https://officialbacknumber.org/editor_up/19549220748.pdfIn PDF document text
- http://dentalclinicbangalore.com/uploads/62332766442.pdfIn PDF document text
- http://tcsklife.com/filespath/files/20210907172028.pdfIn PDF document text
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/161302f24b4952---81342761359.pdfIn PDF document text
- https://wacee.net/wp-content/plugins/formcraft/file-upload/server/content/files/161302e5f0b4ef---vazufoxewuvob.pdfIn PDF document text
- http://forter.vn/hinhanh/file/xometizafalekobebosediviv.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/e9028c1f652fb76e52be24076b8a3c27/8398210663.pdfIn PDF document text
- http://tortsurprise.ru/upload/redactor/files/70731651548.pdfIn PDF document text
- http://a2hgghk.handylover.com/upload/files/pulodujamanevepe.pdfIn PDF document text
- http://baaningdoi.com/file_media/file_image/file/52229604062.pdfIn PDF document text
- https://rowadalbyt.com/userfiles/files/nupid.pdfIn PDF document text
- https://lotte-ppta.net/beta/assets/file/gomazagobolukadejelanet.pdfIn PDF document text
- http://sinosteelcode.com/filespath/files/20210906131617.pdfIn PDF document text
- https://mygenius.ru/admin/ckfinder/userfiles/files/38694629475.pdfIn PDF document text
- http://marienoellebermond.com/img/uploaded/file/2257577183.pdfIn PDF document text
- http://retailcop.ca/files/5189355487.pdfIn PDF document text
- https://bunexim.dascalita.ro/app/webroot/files/userfiles/files/wufikenikevanimolalifis.pdfIn 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://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_off0000b9b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9B7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d1ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1CE | 10072 bytes |
SHA-256: cd58146d8ab5553e771c06dc8c905aec1460c2110056b99d52e5675e0e8f5388 |
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font_02_sfnt_off0000e7ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE7FF | 18444 bytes |
SHA-256: 0380eff8d8c1a2ec5eff5aeb6e327c96049bb8af5752f8c87aca88280f6d083f |
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