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 reveal it functions as a link farm, directing users to multiple external URLs, some hosted on compromised CMS platforms. The presence of numerous links, including one pointing to 'pixomot.ru' with a 'utm_term' parameter, suggests 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://pixomot.ru/uplcv?utm_term=android+keyboard+symbols+list PDF link annotation
- http://jagodkaprzedszkole.pl/userfiles/file/wopifomibuwexigudaku.pdfIn PDF document text
- http://puisan.ru/uploads/file/28088606293.pdfIn PDF document text
- http://www.lnk-creation.fr/upload/file/70970322281.pdfIn PDF document text
- http://hb-hospital.com/file_upload/fck_upfile/file/megute.pdfIn PDF document text
- https://nikosdimos.gr/userfiles/file/74278885099.pdfIn PDF document text
- http://arqing.es/ckfinder/userfiles/files/38634521873.pdfIn PDF document text
- http://deleeuwputten.nl/site/data/ws/files/dapulux.pdfIn PDF document text
- http://vladekoservis.ru/files/wusovugusisewubalegak.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/b746a69fedc8fecbc6ef99453f767478/82509464117.pdfIn PDF document text
- https://birsamundapark.in/userfiles/files/30711011019.pdfIn PDF document text
- http://logo4you.dk/userfiles/file/pozajotokiluvonoderota.pdfIn PDF document text
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/16153b94bcebba---66803411878.pdfIn PDF document text
- https://klaipeda.cvzona.lt/resources/img/files/luligeverefa.pdfIn PDF document text
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/1614f765b46c19---fasumurufojosa.pdfIn PDF document text
- https://oglethorpeclub.org/~oglethor/UserFiles/file/semexefepisusodosedal.pdfIn PDF document text
- http://ksnjl.com/userfiles/files/sabikiwoga.pdfIn PDF document text
- http://csc0535.com/userfiles/file/20210917234336_jtt12b.pdfIn PDF document text
- http://c-six.it/userfiles/files/pemonifenotororilawipovo.pdfIn PDF document text
- https://stayinbranson.com/ckfinder/triplebuserfiles/file/80870201878.pdfIn PDF document text
- https://hasekei.jp/userfiles/file/6594107977.pdfIn PDF document text
- http://htwy.com/upload/file/34628441961.pdfIn PDF document text
- http://messtores.ca/fck_user_files/file/dokotanipagilisimenib.pdfIn PDF document text
- http://nataliashishkina.com/userfiles/file/3878702047.pdfIn PDF document text
- https://hijaustabilo.com/contents/files/namofaragewokuk.pdfIn PDF document text
- http://pi-consulting.ch/download/18804369765.pdfIn PDF document text
- 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_off0000b270.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB270 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ca82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCA82 | 17928 bytes |
SHA-256: 2e3642ad89dee4ac0a5b27474a4add5fe11344fc4927eb05143c053408371342 |
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font_02_sfnt_off0000f8de.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8DE | 10736 bytes |
SHA-256: 42442f2971182a72f93ee32e77c1fd242840b90f05a3c0ee534954533ef81d72 |
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