MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, directing users to various external websites, some of which are hosted on compromised CMS platforms. The presence of numerous embedded URLs, including those with UTM parameters, suggests a phishing or scamming operation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://drafthe.ru/uplcv?utm_term=full+backup+android+phone PDF link annotation
- https://gulfb2b.com/userfiles/file/17583166483.pdfIn PDF document text
- http://hoadon-dientu.net/images/files/wefaliwodovavez.pdfIn PDF document text
- https://osakadentalcare.com/contents/files/tixukena.pdfIn PDF document text
- https://kisikana.hr/UserFiles/files/7522006038.pdfIn PDF document text
- http://abwingstop.com/uploads/files/tologo.pdfIn PDF document text
- http://mapect.com/upload/fckeditor/file/mejejefuralojowu.pdfIn PDF document text
- http://weilandvloeren.nl/fckimages/mumid.pdfIn PDF document text
- http://www.nbrownies.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613b7e3ce06e8---78143923750.pdfIn PDF document text
- http://samuiluxurytravel.com/Uploads/file/falepotizigopabal.pdfIn PDF document text
- http://tokyoracing.hu/userfiles/file/tudajugagudozamokiwijilo.pdfIn PDF document text
- http://ninda.vn/userfiles/files/mudinowixepe.pdfIn PDF document text
- http://cadelupo.it/userfiles/files/pegikitejizune.pdfIn PDF document text
- http://sandsflooring.co.uk/ckfinder/userfiles/files/8935171064.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/26a65utfvf33f24g936ml0n4q7/42219355436.pdfIn PDF document text
- http://zoekidsworld.com/userfiles/file/89146128600.pdfIn PDF document text
- http://c-six.it/userfiles/files/96450785879.pdfIn PDF document text
- https://copyjokertw.aw6.tw/uploadfile/qu4_qu106_com/files/76563872048.pdfIn PDF document text
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/78c3c7a8c00f5f36ac2613f00929b4d4/kagidukesujod.pdfIn PDF document text
- https://shidoremicrosys.com/media/86379658085.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ccb723ed56---60553415762.pdfIn PDF document text
- https://curvy.tw/upload/files/famewesomukunuvi.pdfIn PDF document text
- http://maxgear.cz/webpagebuilder/ckfinder/userfiles/files/78041387383.pdfIn PDF document text
- http://haustechnik-hagenauer.at/jetegugugevulidolugu.pdfIn PDF document text
- https://5uempat.com/contents/files/tulapapi.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_off0000e63c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE63C | 17620 bytes |
SHA-256: 5ce9c820dfe01e3d5eb9d88dfaeae2ebb5ab01f2a983c262ad1e93e925b67dda |
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font_01_sfnt_off0001144f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1144F | 10652 bytes |
SHA-256: d89ace9b9480fec0eb3948239a4ad5c4890a503111bc6ec609fe12f411116ec5 |
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font_02_sfnt_off00012c4d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C4D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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