MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is unreadable, but the heuristics strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://homespakistan.net/magzine/uploadfiles/file/134840772.pdf In PDF document text
- http://asoriofrio.org/ckfinder/userfiles/files/51529894727.pdfIn PDF document text
- http://ndt-tl.ru/upload/file/12499203037.pdfIn PDF document text
- https://www.deuba.info/wp-content/plugins/super-forms/uploads/php/files/smn6at301ds667k7j1ivnj9kp1/sugogexoxopere.pdfIn PDF document text
- http://blossomtour.net/FileData/ckfinder/files/20210706_210031FA75C20BC3.pdfIn PDF document text
- http://upakuika.com/img/file/dinaxodivumuvuniwigu.pdfIn PDF document text
- https://vashadvokat82.ru/wp-content/plugins/super-forms/uploads/php/files/f0566825d4a1446b7e058e4f06c558fa/jexaxekegifujakifilusuwul.pdfIn PDF document text
- http://filippodelvita.com/demo/userfiles/file/sumoniretijex.pdfIn PDF document text
- http://ineke-ott.nl/keramiek-beelden-imagesfile/97144819588.pdfIn PDF document text
- https://mattress-leader.com/media/kizisumutufatitef.pdfIn PDF document text
- https://www.adoz.cz/ckfinder/userfiles/files/gexawaxaxulibexunal.pdfIn PDF document text
- https://proxus.nl/file/19249937651.pdfIn PDF document text
- http://beateromer.com/bilder/file/43446747443.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612505bb25e3c.pdfIn PDF document text
- http://bright-inter.com/file_media/file_image/file/webidugefoxunigaxi.pdfIn PDF document text
- https://szallas-karpatalja.com/upload/98679081251.pdfIn PDF document text
- https://taichielite.com/louis/taichi/ckfinder/userfiles/files/nunojunutimuzijugiki.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16121b53067bc1---vafukeritetalipu.pdfIn PDF document text
- https://home18.ru/wp-content/plugins/super-forms/uploads/php/files/2512f50d6600ccdc42334bb4d99ea779/72714156210.pdfIn PDF document text
- http://sjhtractor.com/d/files/vinepadijoxotibujal.pdfIn PDF document text
- https://kes-stv.ru/wp-content/plugins/super-forms/uploads/php/files/efcc0218fac79da97d7d3737651c0654/siwiturewenetobaxuwexa.pdfIn PDF document text
- http://ildungrice.com/fileupload/fckeditor/file/88976084428.pdfIn PDF document text
- https://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aa985092fdc---pudosuwonuvolizoturi.pdfIn PDF document text
- http://dom-nenilovo.ru/wp-content/plugins/super-forms/uploads/php/files/1af3c6cfddf93b5d2d6c84623fb52b76/73554447303.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=islamic+epistemology+pdfPDF 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_off0000da08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA08 | 10824 bytes |
SHA-256: 1a4289e350fb185b2bcb82f2356b11b8d30d3c35e1bb158e8b97bebefadc24bb |
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font_01_sfnt_off0000f2d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D3 | 20396 bytes |
SHA-256: 5c21c6dfec88f7badabe4dbf330ec65e178a36af3a0f0f28acbb375d8e22faaa |
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font_02_sfnt_off000128d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128D4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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