MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was identified as malicious by a ML classifier and ClamAV, detecting it as 'Pdf.Phishing.Trojan'. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress upload directories. These links likely serve as lures for phishing attacks or to distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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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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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 http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/ea30c4bb629217bc2cc554811faac35d/99191256078.pdf
- https://estigotours.com/wp-content/plugins/super-forms/uploads/php/files/bb489b084d4300fbdd500cf170023001/79328054737.pdf
- http://brighterhealthcare.co.uk/wp-content/plugins/super-forms/uploads/php/files/sd3ibgifrg2b6rgm6ij11vfkkj/57315853482.pdf
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bc386ea084---13119496536.pdf
- http://benthanhsgfarm.net/images/uploads/files/zukipogarigo.pdf
- http://agendatourvietnam.com/hinhanh/file/19371024964.pdf
- https://wpsqld.com.au/wp-content/plugins/super-forms/uploads/php/files/add0275f582039524f3b25adab5e6d18/62645760713.pdf
- https://eqonetech.com/upload/userfiles/files/nades.pdf
- https://www.idromeccanicasrl.com/idromeccanicasrl.com/wp-content/plugins/super-forms/uploads/php/files/0bb42823a408db86183555f789f8132b/safipuzuxurixobexopopa.pdf
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160de1ec89fd09---kulikoxokokuvitemokux.pdf
- http://techsystem.gr/data/uploads/ckeditor/files/11237476131.pdf
- https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b1280cab89---60482842004.pdf
- http://hrudolf.com/userfiles/16545689969.pdf
- http://sungsam.net/userData/board/file/fadegisefukemajaramulaxe.pdf
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/b6357abb76d310de1a354c7ef4a3596c/fasutuzakilopuvosotero.pdf
- http://centreforeffectivecoaching.com/media/file/xozunopamegorinulogutegib.pdf
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160a16485062b5---53322221014.pdf
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160947c9d6a1e1---2039986857.pdf
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/rn2g2utlcap63tji30d50hev2l/kojixegaluzefaletijef.pdf
- https://aarhuskortet.dk/images/file/89617953737.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=dean+martin+volare+meaning
- 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_off0000efdb.binc83e2d3369f1e459c34c8627a39d201c92d833754ce9e77e767945972b0f1471 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFDB | 10352 bytes |
font_01_sfnt_off00010729.bin1432636599eab0a1da9988549abdbcd1d0d1d138ea3d5879670942782a74bd01 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10729 | 17244 bytes |
font_02_sfnt_off00013459.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13459 | 16792 bytes |
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