MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple links to external websites, many of which are hosted on compromised WordPress installations, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. The embedded URLs are likely part of a link farm designed to redirect users to malicious content, potentially a second-stage payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/b4369e7f3733009cd1412b73bf949721/nakewifebapej.pdf In PDF document text
- http://arabic.cz/ckfinder/userfiles/files/xejakirurejasabix.pdfIn PDF document text
- http://deurwater.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079247297000---75182930530.pdfIn PDF document text
- https://readxyz.org/wp-content/plugins/super-forms/uploads/php/files/caec84df4410b9964eb28fd9282168cd/jududotimiz.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134c3c0dd02c---negapawofobubawuvi.pdfIn PDF document text
- https://livres-arts.com/ckfinder/userfiles/files/36020583932.pdfIn PDF document text
- https://choiceenergynetwork.com/wp-content/plugins/super-forms/uploads/php/files/caf91d99f7028a9e4ce70fd45476165a/xojikafupujixodan.pdfIn PDF document text
- http://s-privod.ru/userfiles/file/1640306278.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606fb28ed0c8c---bapuk.pdfIn PDF document text
- http://portsreunion2021.com/clients/b/b1/b1889431de095b9710a1303a3c619afc/File/11795453026.pdfIn PDF document text
- http://www.assignproject.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f1c09cd96d---37559887958.pdfIn PDF document text
- https://rubyyadav.com/nbloom/fckuploads/file/8336494762.pdfIn PDF document text
- http://bocghedanang.com/media/ftp/file/tusiwikezopekibulew.pdfIn PDF document text
- http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/1607f6cfed8b6c---60312326070.pdfPDF link annotation
- https://burgas-remonti.com/userfiles/file/suwipanufawuk.pdfIn PDF document text
- https://ridersshop.it/file/28253544620.pdfIn PDF document text
- http://aitrans.org/UploadFile/file/F1202107040303131122.pdfIn PDF document text
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/89a539ca257e106406b1c997f5ed9926/sinamozu.pdfIn PDF document text
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/160c273429c5da---51822818273.pdfIn PDF document text
- http://eakqshop.com/ckfinder/images_store/files/88958417629.pdfIn PDF document text
- http://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/6f75bc0299122dce6a23dfb9554963bd/93604652410.pdfIn PDF document text
- https://wineart.online/userfiles/file/8133229221.pdfIn PDF document text
- https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/gldg2i9i599ukgtlaugal8d1si/vavoretumunikusotobiwe.pdfIn PDF document text
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083427a64908---49805364108.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/48b8b281257f248909e35d21e5ff50fa/fudeneb.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=convert+pdf+to+word+for+editingPDF 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_off0000c16f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC16F | 10480 bytes |
SHA-256: fccbc4030f922e560bd42b153e5de84067983e9ac8231a6f36c4fe10b52cff18 |
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font_01_sfnt_off0000d93a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD93A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f14c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF14C | 17052 bytes |
SHA-256: 48824b2a664a7111c079413a60f134849cf279464769844553d0619d476477bd |
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