MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to compromised websites and disposable hosting, suggesting a link farm or phishing lure. The PDF structure and embedded content are consistent with attempts to redirect users to malicious sites, likely for further exploitation or credential harvesting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/jbb7llqcl40boqimklqain1if5/diwifakurovajutoje.pdf In PDF document text
- https://haltia.mx/sii/ckfinder/userfiles/files/wekepufos.pdfIn PDF document text
- http://qcfloor.com/userfiles/file/kovogokiwaxejufojajat.pdfIn PDF document text
- http://kaztelcom.kz/ckfinder/userfiles/files/76452637033.pdfIn PDF document text
- https://dianthusindustrial.com/resimler/files/41633875023.pdfIn PDF document text
- http://cybernet.asia/UserFiles/File/21157559952.pdfIn PDF document text
- https://cakesandcupcakes.net/userfiles/files/vutikidojasukopivur.pdfIn PDF document text
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160869586d5b1c---kegawilawofadokoxivapoxe.pdfIn PDF document text
- https://metnar.pl/web/uploads/files/34067900706.pdfIn PDF document text
- http://3qbuy.com/CKEdit/upload/files/8683712239.pdfIn PDF document text
- http://ptaki.info/imgekoprojekty/files/14427844377.pdfIn PDF document text
- http://kwik-it.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16108cb7bd2234---fixizutapufog.pdfIn PDF document text
- http://7166867.ru/ckfinder/userfiles/files/japimutobasinetapakumuf.pdfIn PDF document text
- https://clubforeducation.com/FCKeditor/userfiles/file/mezifokuxizegudolofidad.pdfIn PDF document text
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/160b7461953c9b---65574220089.pdfIn PDF document text
- http://surrattsville69.com/clients/8/81/8122276c22396d7fa0996010cc369f50/File/42511652486.pdfIn PDF document text
- http://karate-talence.com/newsite/userfiles/files/26977783641.pdfIn PDF document text
- https://tecnicadovolante.com/images/file/77114141439.pdfIn PDF document text
- https://markzone.az/wp-content/plugins/super-forms/uploads/php/files/p6kag8n5pp7hrb5p47bhg6dtav/70222802013.pdfIn PDF document text
- http://atomicattack.com/atomic/fckimages/file/wezesipos.pdfIn PDF document text
- https://drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1609422a3d8211---66767526656.pdfIn PDF document text
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16079d7e04a79d---jafaluzumupinasudowip.pdfIn PDF document text
- http://conomiya.com/images/uploadedimages/file/47308118615.pdfIn PDF document text
- http://c2r-auto.com/uploadfiles/file/2021082210023573499.pdfIn PDF document text
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1606ef82a95496---78337905693.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=rearrange+pdf+pages+windows+10PDF 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_off0000d486.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD486 | 10832 bytes |
SHA-256: bb504bee6b5efb681555934b58a463a88bf558ccbf72aed655318373b2b097d8 |
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font_01_sfnt_off0000ed7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED7D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001058f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1058F | 17316 bytes |
SHA-256: cfa2e1fbb648500872560d37bc8e8613f3e04fb809cb5ee0fb4ef878c88ddd8d |
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