MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file is identified as malicious by ClamAV with a 'Pdf.Phishing.Trojan' signature. Static analysis reveals it functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to lure users to untrusted sites.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4750
Heuristics 5
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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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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://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b9944e5d7a9---46753474057.pdf
- https://comtraining.cl/userfiles/files/39068764298.pdf
- http://trip-sale.ru/userfiles/file/selufewu.pdf
- http://jtipartner.com/ckfinder/userfiles/files/15750800894.pdf
- http://nonstopsushi.com/uploads/files/fezulizamuruxekidif.pdf
- http://birons.net/wp-content/plugins/super-forms/uploads/php/files/bbf19cff742e76ca06b0b51fbc4acc41/32609363609.pdf
- https://faresaldabbous.com/uploads/file/fanatisetabororotuwuze.pdf
- https://heykidsletscook.info/wp-content/plugins/super-forms/uploads/php/files/64b29871ed7b843bd8af63c17df6aa0f/49495089833.pdf
- http://better-pharma.com/images/file/files/64016959734.pdf
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/1607606604cd70---bufuzarejibuzij.pdf
- http://cpk.by/ckfinder/userfiles/files/woninatipobi.pdf
- http://bahattinburyan.com/userfiles/file/15402864958.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/ac254b5297ec329a52e8fa1ab5585d4b/71640624468.pdf
- http://rzn-house.ru/upload/file/39603236123.pdf
- http://kap-group.com/ckfinder/userfiles/files/wagumowukaxogizaluruwovek.pdf
- http://studioguagnoni.it/userfiles/files/39159649246.pdf
- https://purebodycare.courses/wp-content/plugins/super-forms/uploads/php/files/87snelqf6pqlenlp0jni4rvtlc/jedojafefexi.pdf
- https://habibitours.com/ckfinder/userfiles/files/wesuvukulufurimizunop.pdf
- http://www.shjkyq.com/up_files/FCK/file/40516681512.pdf
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/160817a88ef138---2366632197.pdf
- https://diedacorporation.net/freesiafiles/file/6980987306.pdf
- http://ha-sine.com/d/files/71097520938.pdf
- http://accronline.com/userfiles/file/zeluresokelirisifemu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=worksheet+writing+numbers+1-5
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c653.bin7076f2ec6dc5418ceaab5677c115edbc40555537fd2df4acadb7f0711a858e19 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC653 | 17768 bytes |
font_01_sfnt_off0000f417.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF417 | 16792 bytes |
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