MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF 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 CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, despite some being marked benign, contribute to the overall pattern of directing users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 https://anpheatingandac.com/nbloom/fckuploads/file/jezixuv.pdf In PDF document text
- https://0a3exp.com/upfiles/editor/files/kesodiluwijotozi.pdfIn PDF document text
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/160701677ca357---jonozepis.pdfIn PDF document text
- https://liantoong.com/archive/upload/files/mopafi.pdfIn PDF document text
- http://www.playerclub.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606ee8c775f62---56989933974.pdfIn PDF document text
- https://masukpt1.com/contents//files/pumevi.pdfIn PDF document text
- http://artpolinakuzina.ru/pict/file/62665006987.pdfIn PDF document text
- https://esperanzadeavila.com/fotos/file/82110474881.pdfIn PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/iocdpc0e5s8d8tujbeksn8jje0/patajuguferep.pdfIn PDF document text
- https://motodubai.com/uploaded_images/files/30739098883.pdfIn PDF document text
- https://flycam.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1606c99547cfcc---59373662479.pdfIn PDF document text
- http://mistral-paints.cz/userfiles/files/tizizovaranegopi.pdfIn PDF document text
- https://butterfly-propertymanagement.com/userfiles/file/77313569532.pdfIn PDF document text
- http://fantasypartyentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c17ec297245---vawiwilodumoju.pdfIn PDF document text
- http://st-ark.it/userfiles/files/12559080029.pdfIn PDF document text
- https://archielectronics.com/userfiles/files/78329405595.pdfIn PDF document text
- https://akapacha.com/userfiles/file/23878169967.pdfIn PDF document text
- http://comicpapyrus.com/wp-content/plugins/super-forms/uploads/php/files/78095a17b8d5d1922e5ef91869b49c5c/vimosatudes.pdfIn PDF document text
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/1609d8477ba0a6---raruvefu.pdfIn PDF document text
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/658f663664cc66ea9099f6f22804a8ff/74864517129.pdfIn PDF document text
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/d4cf19a991fd1f4420fe222c99b7e1a0/50138122835.pdfIn PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/160944e44a2238---gexugibelitovanetodumu.pdfIn PDF document text
- https://www.visitrwanda.com/wp-content/plugins/super-forms/uploads/php/files/07422d7c73cbbb9a7a9908204c2908a9/70314821758.pdfIn PDF document text
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dcbfbca645---kosojawodumani.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/4eee3aa89d1225bbbb849cb4df5a9534/47289983589.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=problemas+de+razonamiento+matematico+para+secundariaPDF 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_off0000dff1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFF1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f803.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF803 | 18932 bytes |
SHA-256: 7a1023cfd9ddc9e71d1339975c4a5f7e8526c77db02fa376abf86982f0b98907 |
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font_02_sfnt_off0001285b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1285B | 10976 bytes |
SHA-256: 5eb064e1c6618072b5234f0b68a3fa83feafc1d720e967efa6e37650a5b393ed |
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