MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as a link farm, with many URLs pointing to compromised WordPress upload directories and disposable hosting. The ML classifier and ClamAV also identified it as malicious, specifically as a phishing trojan. The document's purpose appears to be to lure users into clicking on these links, likely leading to further malicious content or downloads.
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://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/d764a726b0f36cedcb2baedd5aa6651d/66204569476.pdf In PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/6b2c6cb3e2995534bea002f8131e1f61/89528963481.pdfIn PDF document text
- http://www.juniorcollege.cl/ckfinder/userfiles/files/fanorizedis.pdfIn PDF document text
- https://zohopin.com/calisma2/files/uploads/kokixepifopekasuvisusem.pdfIn PDF document text
- https://area5srl.it/file/52521672877.pdfIn PDF document text
- http://arenda-v-novosibirske.ru/ckfinder/userfiles/files/53618989099.pdfIn PDF document text
- https://bancodevida.com/bancodevida/admin/images/image/file/45700405494.pdfIn PDF document text
- http://www.communityheroesproject.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c10d56ab9bf---murulis.pdfIn PDF document text
- https://simondaulte.com/ckfinder/userfiles/files/80257237406.pdfIn PDF document text
- http://htwy.com/upload/file/dabepijudilimetubuxu.pdfIn PDF document text
- http://meble-tk.pl/userfiles/file/98595143464.pdfIn PDF document text
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/094006b3a7a64e5c141b3a526b5ec246/fubepobarisipog.pdfIn PDF document text
- http://igigeothermal.jp/userfiles/file/99056673262.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/aa3294013e406441d92942e34795808e/56015011544.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e09f3559a90---rukilozoninum.pdfIn PDF document text
- http://xaydunglenguyen.vn/upload/files/ff9c80.pdfIn PDF document text
- http://pincailight.com/zk/UploadFile/file/2021082919353173499.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/4p16umkfte9dg4knr3kdllfva3/tuwoxigusarujog.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/6852258382.pdfIn PDF document text
- http://thedreams.cz/files/51354751992.pdfIn PDF document text
- http://rc-mst.com/mst/_upload/files/65810008171.pdfIn PDF document text
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609b6321c34bf---94860945223.pdfIn PDF document text
- https://www.mysmilestudios.com/wp-content/plugins/super-forms/uploads/php/files/bc940a3294df5a5fdf724a9b3917f4ab/44920865603.pdfIn PDF document text
- http://jatechkj.pl/upload/fck/file/97591066132.pdfIn PDF document text
- https://laps.pl/userfiles/file/47444393791.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=awake+my+soul+chords+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_off0000d987.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD987 | 10964 bytes |
SHA-256: 8182b743ea4f31433187075d12b6af7d9987bade60e167f50602a17c947417e8 |
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font_01_sfnt_off0000f314.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF314 | 18124 bytes |
SHA-256: 9cb3aabd640d65d2624d2aec661e60aecc3e69b16d5fdf5aba681b4cc4e3d6ea |
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font_02_sfnt_off0001223f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1223F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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