MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The document contains numerous links pointing to compromised CMS uploads and disposable hosting, suggesting it functions as a link farm to distribute malicious content or conduct phishing attacks. The presence of multiple external URIs and link farm indicators strongly supports a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://oniceh.ru/uplcv?utm_term=brought+in+tamil
- https://audit-advisers.com/userfiles/file/34379239227.pdf
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/f1aafc5c26b18455d5d0b9398446c34f/lufitinixinevanefife.pdf
- http://alfavs.eu/userfiles/file/xuzogolade.pdf
- http://bitite.lv/media/txt/122/file/jisojomafimebiwarokog.pdf
- http://balogmihaly.hu/UserFiles/file/tevarosobofiwa.pdf
- https://www.baileysmilk.com/wp-content/plugins/super-forms/uploads/php/files/d23f9c2ecab6b2f93f5104a58cade5bf/30742140501.pdf
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160769a6dda55b---74446292994.pdf
- http://ipceurope.eu/assets/file/texibupofojiwese.pdf
- http://meijialx.com/ckfinder/userfiles/files/62737015127.pdf
- http://buildinggodskingdom.com/webcms/file/xulifuxixitipipam.pdf
- https://atolab.it/wp-content/plugins/super-forms/uploads/php/files/75cc336f2916464f20d3e1970b001338/wakofamite.pdf
- http://www.cuerpomenteyespiritu.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607ee694e080a---61669993235.pdf
- https://www.focus.mu/wp-content/plugins/super-forms/uploads/php/files/3edda9ab91c23cbeb6a160a3685c9bdc/xiveworokojereruxavilu.pdf
- http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/160a42006d5ed3---67313639033.pdf
- http://tamker.hu/userfiles/file/52486925102.pdf
- http://7tec.ru/userfiles/files/47782483113.pdf
- http://chargers68-50th.com/clients/3/3d/3dd154274af4887fbe356f6dcfc18689/File/rukukolinixexafil.pdf
- https://razvozka24.ru/wp-content/plugins/super-forms/uploads/php/files/774c77023848e378165c965adcf3315a/fadudakanasa.pdf
- http://954move.com/clients/4890/File/vasotiluzowezuzesetewu.pdf
- http://alarcon-v.com/editor_upload_image/file/85101987846.pdf
- http://aaexpansionjoint.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e4b03b8916---85496079011.pdf
- http://www.orarestauratorisaf.it/wp-content/plugins/formcraft/file-upload/server/content/files/16086c9d72b55d---65689009671.pdf
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160840f8fbd2a1---7818095229.pdf
- http://automsystem.com/UploadFile/file/20210506003700145.pdf
- http://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bbc6704262c---71243250577.pdf
- 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_off0000be76.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE76 | 16792 bytes |
font_01_sfnt_off0000d688.bin4e9f15fd9ce8e23c84d8ff90639a2be61603dd69d0a10cda24a9266e215e2000 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD688 | 19508 bytes |
font_02_sfnt_off0001095f.binadb04ab2ef1e451e13b14a9617378c50dcd4f4df15f34f96642eefe0a66abf70 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1095F | 10408 bytes |
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