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 and other disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs are likely part of this lure, directing users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://sassyissy.com/survey/userfiles/files/72316938029.pdf In PDF document text
- http://alliance-ltd.com/userfiles/57446830918.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/c9f9n1ac3tjc45s9u3q5g1c3vv/lobafivanur.pdfIn PDF document text
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/e126d9c1532ada1b2fca6c77aa720ed2/kuzidedixavunujikeda.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d5f1f62724---tebuzutapob.pdfIn PDF document text
- https://ecomassage.pt/wp-content/plugins/super-forms/uploads/php/files/2okjvvspvf1fsp618gjbgbgkdq/56663529659.pdfIn PDF document text
- http://mlight.cz/archiv/file/piketejujuxirenux.pdfIn PDF document text
- http://pizzeria-millemiglia.de/app/webroot/img/editor/file/4599738270.pdfIn PDF document text
- http://chickenwild.com/upload/contents/images/images/3760628541.pdfIn PDF document text
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/l7k0aa3ouatu5tp5mf9bju08qc/2819979588.pdfIn PDF document text
- https://jjcfurnituremaker.com/userfiles/files/vizotesiletevivejuvuv.pdfIn PDF document text
- https://f1com.ge/wp-content/plugins/super-forms/uploads/php/files/aae68493bc8c778999e31443249758f8/47477197322.pdfIn PDF document text
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608432195fb05---43409784419.pdfIn PDF document text
- http://thoitrangvabaoho.com/Images_upload/files/63345487297.pdfIn PDF document text
- https://leo-translate.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1607828e3e9a67---kilapikikotas.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/1607dc015d50a1---24831729744.pdfIn PDF document text
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/b94a90479c7179de2cfc039d4540a68c/rolemivogamebizereru.pdfIn PDF document text
- http://digimaap.com/wp-content/plugins/super-forms/uploads/php/files/lb9rrmt71f7esot6nkkela59qq/fakexudelesovaku.pdfIn PDF document text
- http://gursakaryahukuk.com/images/file/zexanilowenoref.pdfIn PDF document text
- https://sumangold.net.vn/wp-content/plugins/super-forms/uploads/php/files/okm35589uk6k6bkunu46gt4lqi/dirabefafenozevonon.pdfIn PDF document text
- http://farashimirooz.com/files/11855527657.pdfIn PDF document text
- https://jclifeschools.org/wp-content/plugins/super-forms/uploads/php/files/585de9545b75b3fb07da1646c23607c8/jupemewajisufavilowufu.pdfIn PDF document text
- http://jpmoto.biz/upload_picture/51411085621.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=how+to+delete+message+requestPDF 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_off0000e9fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9FE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010215.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10215 | 10720 bytes |
SHA-256: e8ff921a95247eccaee90390ff556e50e120773729695d64393f39b104a40b86 |
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font_02_sfnt_off00011a40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A40 | 16376 bytes |
SHA-256: a2ace87b6da75bb7b92188da125e8d1b7901dfad53eaaf95b610125723e394c2 |
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