MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external links, many hosted on compromised WordPress sites or disposable domains, suggesting a link farm used for phishing or distributing further malware. The PDF structure itself is also flagged for containing link farms and potentially compromised upload storage.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://crewmak.ru/uplcv?utm_term=chrome+os+emulator+android+studio PDF link annotation
- https://marljivo.hr/UserFiles/files/midovez.pdfIn PDF document text
- http://hzqzg.com/d/files/nenosi.pdfIn PDF document text
- http://immopolignano.lu/images/77039996931.pdfIn PDF document text
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/5cb5bcfdcf2e2708ae169c089b6ff891/xefudowarajodap.pdfIn PDF document text
- http://coquicart.com/ckeditor/ckfinder/core/connector/php/uploads/files/rodarimizogogonegenuvuw.pdfIn PDF document text
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/d4f63db67e103030f57e42850184be52/finanavas.pdfIn PDF document text
- http://topoint.net/userfiles/fckFile/20210904195025.pdfIn PDF document text
- https://kindliving.org/wp-content/plugins/super-forms/uploads/php/files/tmp/nusezaberezarupemijowot.pdfIn PDF document text
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1613a19c0e94e6---xevilajijasufo.pdfIn PDF document text
- http://gingerwooddesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fc092c338f---35426188786.pdfIn PDF document text
- http://cpghollywood.com/userfiles/files/kibuxumigitiduwukiwajike.pdfIn PDF document text
- https://gmonlinestore.com/wp-content/plugins/formcraft/file-upload/server/content/files/16145a1da9a1f7---jawotaparogowarexedat.pdfIn PDF document text
- http://qtjdb.com/UploadFile/2021/09/12/file/20210912_063630_134.pdfIn PDF document text
- http://satthachkhe.vn/image/file/malinokepaxiwuno.pdfIn PDF document text
- http://alfadent-volg.ru/images_uploads/files/18910190599.pdfIn PDF document text
- http://shtaket46.ru/page_edit/_samples/userfiles/files/babavivilaxu.pdfIn PDF document text
- https://dolupin.com/calisma2/files/uploads/14617815599.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/moxatomu.pdfIn PDF document text
- https://sesconbs.org.br/ckfinder/userfiles/files/33026934062.pdfIn PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613f76c09ca20---sufedogewe.pdfIn PDF document text
- https://www.whoamiandwhyamihere.com/ckfinder/userfiles/files/25349589649.pdfIn PDF document text
- https://izharfoster.com/wp-content/plugins/formcraft/file-upload/server/content/files/161303319e5518---83774822367.pdfIn PDF document text
- http://librojuridico.com/aym_images/files/kipegifuzalodizadadud.pdfIn PDF document text
- https://laxmigrouppune.com/wp-content/plugins/super-forms/uploads/php/files/b1525ce44426a0b8eacb5457be0f5947/22606497012.pdfIn PDF document text
- http://alemotta.com/resources/original/file/xajadukenivogumarusitoxe.pdfIn PDF document text
- http://neoneofitou.com/ckfinder/userfiles/files/noxigonuwafuga.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_off0000d9e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD9E0 | 18352 bytes |
SHA-256: 34473d291bc50ef1ef8d94ae9fdc61bf688e83caa4d097aa7d41e93334498fab |
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font_01_sfnt_off000109fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109FE | 10644 bytes |
SHA-256: b93ad7389b73d3249261774fc63e7dee7cd725f536721d5de52192c13476c205 |
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font_02_sfnt_off0001222f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1222F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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