MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains numerous links pointing to compromised WordPress sites, indicating a link farm designed to redirect users. The 'SE_PAYMENT_REDIRECT_LURE' heuristic strongly suggests the intent is to trick users into providing payment details or changing banking information. No scripts were extracted, but the overall structure and heuristics point to a phishing or financial fraud campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 7
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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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Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LUREDocument describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise pattern
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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://krisoc.ru/uplcv?utm_term=taylor+swift+chords+easy
- https://www.rydalmereprestige.com.au/wp-content/plugins/super-forms/uploads/php/files/46vag9a1lg1aas8v5paq5b06er/31781019240.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/ac40ievrh1qbmnnmn00a3lole7/2298821684.pdf
- http://orderleesushi.com/uploads/files/fosejuja.pdf
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/9044f9d2c2dec52a6b2d08b96d381058/42436183393.pdf
- http://itaindustrial.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608018943c393---norakomuxojumidepi.pdf
- http://nacyc.jp/Upload/file/beruvogolat.pdf
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/1608764ea7803f---xigamerepelizebuge.pdf
- https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16093a67c8c1d0---86133741280.pdf
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/16092bb7da332e---vonexofifoji.pdf
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609fe121c55c5---nozasipubejifokonamez.pdf
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160a77945a10b4---venorowo.pdf
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/6s6u5chb5gjjnajnmmlv32t6k0/xeponugegubeja.pdf
- http://design-klasse.de/ckfinder/userfiles/files/36829663477.pdf
- https://247hvac.ca/fabulous1/uploads/files/18359282789.pdf
- http://bazatalty.pl/wp-content/plugins/super-forms/uploads/php/files/c2a2e90503a210a1aa4d4590111e01ec/wonenutaberejudabefozo.pdf
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/1607cd7934b53c---samibivosagowisuzevetitaz.pdf
- http://victoryelectricalsupply.com/ckfinder/userfiles/files/kumiteniviv.pdf
- https://altaspin.com/calisma2/files/uploads/51605818080.pdf
- https://elektrona.cz/files/file/xirekutijixuxubupewe.pdf
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/85e2j48sp57mlelfj77b6mqg0e/kokonewutelamunejiwuvub.pdf
- http://zelene-centrum.cz/webpagebuilder/ckfinder/userfiles/files/lulukejoxaluwifaporojekev.pdf
- http://english-life.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160789aa5de431---40021707908.pdf
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608402ad787e3---jomogopo.pdf
- http://zhouzhuank.com/v15/Upload/file/20216201542105863.pdf
- https://abofahed.com/userfiles/file/36706968521.pdf
- http://robwalker.net/fckupload/file/webiketazobaluvagurodarem.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_off000104f8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104F8 | 16792 bytes |
font_01_sfnt_off00011d0f.bin008b864e11ba9ada752638f3d6fbc944f97c1c4c2165833d023af00e9f4ddebe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D0F | 10632 bytes |
font_02_sfnt_off000135a6.bin371aaf5367fc3f2591762ca0f41faa5885a81c088dcd8e43e073eb2d9cfef0f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135A6 | 24512 bytes |
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