MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to lure users to unsafe content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/0e4ba7152ff93728e10030186458cf60/61126708782.pdf
- http://gsxr.hu/userfiles/file/53202870123.pdf
- https://hondamienbac.vn/userfiles/file/2247553939.pdf
- http://ccforum.kr/uploads/file/1624913253.pdf
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/2vve4dma3esngk3v3k0l1egb83/82195077009.pdf
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609740bb1be2e---97900583576.pdf
- http://abwingsva.com/uploads/files/kogozufuvotanemetif.pdf
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/16083c9634de38---jinufiremanibes.pdf
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/16084e6b30ce5a---vofefurozekibiwapu.pdf
- https://amalighting.com/wp-content/plugins/super-forms/uploads/php/files/bf7c33099f449a49876e97d20506415e/55565775208.pdf
- http://www.rotudavid.com/ckfinder/userfiles/files/23096334476.pdf
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d6b8440f85a---rojiruwi.pdf
- https://evenimentecastel.ro/wp-content/plugins/super-forms/uploads/php/files/tp6rrgf0oo73pb7ftr8cpp3n7n/xekebokigize.pdf
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/e489a45ba15e71b9674b74d5c82fe63c/64233512976.pdf
- https://vettercycles.ch/userfiles/files/70793083734.pdf
- http://www.firengo.com/userfiles/files/92988909305.pdf
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/a19ebefbc4d9a397386d683a4a7ec6f5/24948455165.pdf
- http://baanpowertrain.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c001ab1e8cd---66426364731.pdf
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607eabc721e29---13473647205.pdf
- http://hubbardfamilycircle.com/clients/62940/File/48174231727.pdf
- https://www.alphaveneers.com/wp-content/plugins/super-forms/uploads/php/files/1e0f4d33587d94bd863b3d614aafcdeb/47516674021.pdf
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/34a247b9445a260c9291609437b847de/bulexumavu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=dehydration+synthesis+biology+definition
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/3631df035f5de6e1621dee47d7c20f47/67375048939.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f487.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF487 | 16792 bytes |
font_01_sfnt_off00010c9e.bin0c8879aaf9a7ea1ddc16867dab0d875cadf1c999a38ee0b1a3f0674577ad7734 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C9E | 10888 bytes |
font_02_sfnt_off0001258c.binad7fb2bfa2edc5508bada9353b3c64382b1f1d67d724cd257e4cdced977f923d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1258C | 16264 bytes |
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