MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. It functions as a link farm, containing numerous URLs that point to various websites, some of which are hosted on compromised CMS platforms. The presence of a 'download' button lure further suggests a malicious intent to trick users into clicking these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://big-cash.de/wp-content/plugins/super-forms/uploads/php/files/unjclod8e78srmsltrtum3erpf/kamitipixuluxex.pdf In PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608268d9ea8bd---bunigalepuriwuwumo.pdfIn PDF document text
- https://aprilboya.com/userfiles/file/lixapumawabubisitusimiw.pdfIn PDF document text
- https://moniimpex.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6677378eae---23010091733.pdfIn PDF document text
- http://thecoferfamily.com/clients/7/78/7892d776c92a08c80f86ebc6236678d2/File/45996055637.pdfIn PDF document text
- https://patc.fr/imagesfile/wakegipil.pdfIn PDF document text
- http://musikpark-live.de/userfiles/file/3075814933.pdfIn PDF document text
- https://chefinhogourmet.com/wp-content/plugins/super-forms/uploads/php/files/5a3385d782146eb3e505f4679ba2ce9e/372824799.pdfIn PDF document text
- http://star-transform-moscow.ru/uimg/files/gamenevemupoduxukotelowa.pdfIn PDF document text
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160805a9fedb64---20272521823.pdfIn PDF document text
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/0b0de39d5f3b13d883b2b781c29e991f/gepegapaveruxalomefe.pdfIn PDF document text
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/65b4114a8ac54dbee39e57a4d2962042/56081231854.pdfIn PDF document text
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/d100cba11d19c5bb68f6050009399fd9/nozoludorug.pdfIn PDF document text
- https://lerong.vn/wp-content/plugins/super-forms/uploads/php/files/23eb3c77b57e70d9c6ee42c788e26871/fuzok.pdfIn PDF document text
- http://woods-china.cn/ci2/userfiles/files/20210601224812.pdfIn PDF document text
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/a3t7bdbvv7foc5j9ngg48dnm80/48938777137.pdfIn PDF document text
- http://werkkledingverkoop.nl/images/docman/files/78378492334.pdfIn PDF document text
- https://hondamienbac.vn/userfiles/file/muxovexo.pdfIn PDF document text
- http://www.viksexteriors.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083ffb78a7a2---38338003374.pdfIn PDF document text
- https://bczenekar.hu/files/file/waxekapufipinof.pdfIn PDF document text
- http://mayjack.com/upload/files/jidiwasetetibezerofoweki.pdfIn PDF document text
- https://condominiovillage.com/userfiles/file/90977192925.pdfIn PDF document text
- https://www.djluk.co.uk/wp-content/plugins/super-forms/uploads/php/files/7vekk2n14v1ibsda5bqro1dbg1/fifepukofuwegabifupe.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=castle+crush+mod+apk+unlimited+gems+and+goldPDF 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_off0000f115.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF115 | 11184 bytes |
SHA-256: 573863641a58e6ee13a5574d2bcf32cea28af8fea182c4ebbc879e0fb403101f |
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font_01_sfnt_off00010ad5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AD5 | 17060 bytes |
SHA-256: d07dbdfb0ec7478fcee0095e77bc437d9c787dc6d9fa4d9f5e29e01c2218c0b3 |
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font_02_sfnt_off00013751.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13751 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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