MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to compromised websites or disposable domains, indicating a link farm designed to distribute malicious content or phish users. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 http://precedent.by/_newsite/images_from_html_editor/file/janasaxegobalorepokogeza.pdf
- http://schokoladenfontaene.de/idata/pumerixowuziwet.pdf
- http://chelseafoodmart.com/uploads/files/vuwew.pdf
- http://strandedtattoo.info/file/vogijol.pdf
- https://sikdercollegeofpharmacy.com/scp/ckfinder/uploads/userfiles/files/sipud.pdf
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/61b6e7041f73e2b39882df620b9fd2d2/pazafunef.pdf
- http://jacsonsfurniture.com/userfiles/file/rolekisanufebaxepuno.pdf
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137df8c74496---86117926812.pdf
- https://people11people.gr/uploads/File/juwopogevogozujelifuvox.pdf
- http://ahnil.com/userData/board/file/61970596263.pdf
- http://sinners-party.de/media/file/melekixawibogubagagevuga.pdf
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614f3678ea200---74567022785.pdf
- http://thy-environment.com/userfiles/files/wuloja.pdf
- https://firsatoyun.com/calisma2/files/uploads/sufovibizuvabuwobokewonid.pdf
- http://asbufestival.com/uploads/FCK_files/file/kepoduxutuwunavo.pdf
- http://stainless-faucet.com/uploads/htmlupload/files/52916976126.pdf
- https://vildmarksjagt.dk/userfiles/file/bamuxaku.pdf
- http://adfaveo.com/image/files/20210920_103810.pdf
- http://only-svet.ru/upload/files/26718809343.pdf
- https://ilexgold.com/app/webroot/files/userfiles/files/bematobexijojiz.pdf
- http://guitarenko.fr/img/files/nofofelevugenojewidudovij.pdf
- http://mbjarrahi.com/UploadedFiles/New/file/5675940138.pdf
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16148e98c941fd---bewodenoxulobose.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=vocabulary+workshop+level+b+unit+5+choosing+the+right+word
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d097.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD097 | 16792 bytes |
font_01_sfnt_off0000e8a9.bine61aba16a008d13062d1112e7cb66de7e0c1ef5fae2d01506b6eee9de0b50b22 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8A9 | 18556 bytes |
font_02_sfnt_off000118c3.bind185e948ef51f1287b46b5e4580f32013d6e8a538f0507ece1737e435838a2aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118C3 | 11496 bytes |
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