MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised WordPress upload storage, suggesting it's used to host or redirect to malicious content. The presence of numerous unknown URLs further supports its role in a phishing or malware distribution campaign.
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://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160840ec62d7b1---wodimiwelowa.pdf In PDF document text
- http://weberstellen.ch/userfiles/file/dorenox.pdfIn PDF document text
- http://skybuildinfraprojects.com/uploads/suruzujozuf.pdfIn PDF document text
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/mtr864dq43cm18otr5kaccqj2e/fizatumidaguwonix.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/91a70ec34048f842b4d51d3142306674/fisoredoxifuganugizujibap.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160c8b2618eb68---lowamuzanigigekaz.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/6dq7jb73373p5j509i22l7ilo3/47866355311.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160c5088942c68---mikinidavevosu.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/55184308730.pdfIn PDF document text
- https://jnfarley.com/wp-content/plugins/super-forms/uploads/php/files/louot6apa2c1h0eceltt5sote1/sudapadanubak.pdfIn PDF document text
- http://apluskleaning.com/admin/images/file/kimozabotavix.pdfIn PDF document text
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/esj0049dnq4hiccrnjcb4u5874/4888681097.pdfIn PDF document text
- http://fotossc.pl/_files/file/mefupovofametigo.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/44640982670.pdfIn PDF document text
- http://zeguvietnam.com/uploads/ckfinder/files/46194327801.pdfIn PDF document text
- http://santamariamikado.com/uploads/files/xujiwod.pdfIn PDF document text
- http://szwygs.com/upload/52358571976.pdfIn PDF document text
- https://www.indoorclub-informa.com/boletines/img/file/ganikudufepapobidixagi.pdfIn PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/411bc05b77648fccee0e54fa94bb0c89/74935544881.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160720f0a61785---gavotedemexakezeb.pdfIn PDF document text
- http://timelessmebel.ru/wp-content/plugins/super-forms/uploads/php/files/d20b3511b80093d24ba0e7f7ace6fdb7/darirunimokisewijasorovi.pdfIn PDF document text
- https://resonanceacteurs.nl/userfiles/file/lazelezixalotod.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070eb52884f7---67627111065.pdfIn PDF document text
- https://office-agglo-larochelle.fr/userfiles/file/7523759673.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=self+introduction+in+interview+simple+englishPDF 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_off0000fa53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA53 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011265.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11265 | 17128 bytes |
SHA-256: 86260ecbf46edb6f3757108076d3443f31cde8a7f53166166879ff4570aac82a |
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font_02_sfnt_off00013edc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13EDC | 11232 bytes |
SHA-256: 43bf5734746c500a7c387b4c86e207a8539fd192138fa7beca17817322ab5809 |
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