MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The sample is a PDF document flagged by ClamAV as a phishing trojan. It contains numerous embedded URIs, many pointing to compromised WordPress sites or IP addresses, suggesting a link farm designed to redirect users to malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a large number of links on disposable hosting, further supporting a phishing or spam campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://divorcioconsensual.com.br/wp-content/plugins/super-forms/uploads/php/files/8c64e6c05bcd12738737a756d0a51627/68999562914.pdf In PDF document text
- https://1877painters.com/FCKeditor/file/suposizew.pdfIn PDF document text
- http://evohome.pl/userfiles/file/fixupafogemosuzomidegiw.pdfIn PDF document text
- https://everestart.com/images/stories/file/gugolu.pdfIn PDF document text
- http://hb1004.com/userData/board/file/subunupujelumoxetawowize.pdfIn PDF document text
- https://www.nestroots.com/wp-content/plugins/super-forms/uploads/php/files/918stph8uusnkc0406kla6q2b6/zefuxisobuka.pdfIn PDF document text
- https://alenakovalchuk.ru/wp-content/plugins/super-forms/uploads/php/files/eaf6698bf65f376f3a31482a96d93aa6/dosofipuwaretu.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/4tmrlpe6dn05cbdlnlhtk1f33o/riliwitiwod.pdfIn PDF document text
- https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16074635b634d0---7725021202.pdfIn PDF document text
- http://sgyscom.com/upload_fck/file/2021-6-15/20210615014446988796.pdfIn PDF document text
- http://k-souz.com/userfiles/file/gisoxokexilejupaj.pdfIn PDF document text
- http://domholidays.com/userfiles/file/dudevajagodomawi.pdfIn PDF document text
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/61265a02b2213dce9d9518059b5a89c1/riponagubax.pdfIn PDF document text
- http://savalis.ru/userfiles/file/nurisil.pdfIn PDF document text
- https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/a327ff8c919e4a20c2875fa8702574f9/vilosasazupaponapewo.pdfIn PDF document text
- http://jaatkinson.com/userimages/15742681277.pdfIn PDF document text
- http://profisystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1607585109b211---27877297396.pdfIn PDF document text
- https://oknoplus-omsk.ru/wp-content/plugins/super-forms/uploads/php/files/e469c836ff9f107299176a306abc7a03/pananu.pdfIn PDF document text
- http://157.230.241.115/image/upload/File/tugotetusesixebonil.pdfPDF link annotation
- http://rc-modeller.se/images/file///5652643200.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d58968c18d---lovesajuzujemelunor.pdfIn PDF document text
- http://hkalc.com/userfiles/60545001192.pdfIn PDF document text
- http://emrc.ie/upload/imagecontent/file/vigixezaxafogovuvuwola.pdfIn PDF document text
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aabd1672b5c---65977755089.pdfIn PDF document text
- http://akinmedical.com/uploads/file/piwafopozineloxezos.pdfIn PDF document text
- https://m-co.de/wp-content/plugins/super-forms/uploads/php/files/251t7pk9uv6t8dujecpu88l6h2/kuxesevazilijuwologaniv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=ministry+of+communications+%26+information+technologyPDF 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_off0000dbf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBF5 | 10524 bytes |
SHA-256: 509d7fc1f65db515f9f38bb6ba2425caf0ea5bdc541892b76cfc0cbd53e3bc48 |
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font_01_sfnt_off0000f3fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3FA | 16780 bytes |
SHA-256: bea92dfe729ee1dbc6e7d9b389323e9ac9a391d09aedfb067fa5a43098739666 |
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font_02_sfnt_off00011f63.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F63 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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