MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous external links, many hosted on potentially compromised or disposable domains, indicating a link farm designed to redirect users. Heuristics like 'PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggest malicious intent, likely phishing or malware delivery. The ML classifier and ClamAV detection further confirm its malicious nature, pointing towards a trojanized PDF.
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 http://0930actress.com/files/files/xototatuvumikedisugodu.pdf
- http://albatrossmrn.com/konadnew/userfiles/file/50137388220.pdf
- http://bjhtdszdh.com/v15/Upload/file/202151481758518.pdf
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/30851fb13d05b9d3f0a4ade69d0fb21f/9364436883.pdf
- https://apexforestservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b670049da48---kaxejutuxatikawiki.pdf
- http://shsclassof1970.org/clients/872719/File/65903484369.pdf
- https://vegan-eshop.cz/data/file/xijijoxedaxaku.pdf
- http://cedresarquitectura.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f55389d274---31085369132.pdf
- https://remoteyourstaff.com/calisma2/files/uploads/soridelojurobatoniwevid.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/0387d12cc12abf06b71ff912417f37ba/40927010034.pdf
- https://www.ikedatosou.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607495839ec8b---44007052174.pdf
- https://playgametoday.ru/wp-content/plugins/super-forms/uploads/php/files/4576ef4a18f4815da7977bcf99a236e7/wanezetup.pdf
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160dff0f89b650---towabujarosagozitusokopa.pdf
- http://jnnycc.org/userfiles/file/piragigex.pdf
- https://sambelteri.com/contents//files/vovuboxigi.pdf
- https://aslimitada.com/userfiles/file/8305983985.pdf
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/jq5o41ps9hfskabgpbipkel0i0/kesunukodupovodutovawuz.pdf
- https://feriaesotericadeatocha.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a0c2158c40---kimaxamuko.pdf
- http://www.melloecastro.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606d858b18850---23003802910.pdf
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/2c80d6e8a877764cb72cad3574c61084/84899912945.pdf
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/16082e77b4e5c5---kufojedibegijixomipilav.pdf
- http://amblesidewindermere.ca/fckuploads/images/file/73202984702.pdf
- http://fairway.cc/images/blog//file/tasositomugesusexidule.pdf
- http://amuseonline.com/absite/userfiles/file/26226295368.pdf
- https://anukulagrotech.com/userfiles/file/82205426308.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=950+dollars+in+rupees
- 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_off0000d6b3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6B3 | 16792 bytes |
font_01_sfnt_off0000eec5.bin0a48ebad5b687577f6743e2768980aafc50bad7fd2eb9a03d635a89c285fd676 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEC5 | 17216 bytes |
font_02_sfnt_off00011ba0.bin3b797b7b78ca7a6733b1c79b2a8cb9ee1fd4ff9b87f28b87dc403b17db494749 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BA0 | 10716 bytes |
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