MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, with many embedded URLs pointing to potentially compromised or disposable hosting. These links likely serve as lures for phishing attacks or to distribute further malware payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://suamayin.biz/userfiles/file/beduf.pdf In PDF document text
- https://haps.company/wp-content/plugins/super-forms/uploads/php/files/bcrnrog9eiqsii40h2jsbsii12/rozokaxeravorape.pdfIn PDF document text
- http://anaminfo.com/attachfile/file/nulovezomuzopise.pdfIn PDF document text
- https://annjulieskarpmo.com/userfiles/file/sowume.pdfIn PDF document text
- http://come2menorca.com/images/file/xefegelinowogulikizopub.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/1b16816351af0ea487850cf97c851efa/demof.pdfIn PDF document text
- https://muguet.fr/sites/default/files/file/5159795661.pdfIn PDF document text
- http://ekolojikweb.net/upld/userfiles/file/negumesukajusopakum.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/010128182801.pdfIn PDF document text
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609aa72b6f4b1---jajes.pdfIn PDF document text
- https://dmddsgn.com/wp-content/plugins/super-forms/uploads/php/files/52ddf4a289365b53a4c3d12569be4a8b/wezuxeda.pdfIn PDF document text
- http://absolutelyneon.com/userfiles/file/winalabuj.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16071355542c37---dezosofogekerepiwuwujo.pdfIn PDF document text
- https://www.kunapak.com/wp-content/plugins/super-forms/uploads/php/files/ejei466p7427n3rhgg571fth3m/11398823627.pdfIn PDF document text
- https://chefinhogourmet.com/wp-content/plugins/super-forms/uploads/php/files/d7821ce295ef561bc5f0e6255f8fdd37/pibubidigaporavijapejuj.pdfIn PDF document text
- http://kaitosushisb.com/uploads/files/penobek.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c28d25b7541---4906154975.pdfIn PDF document text
- http://chicagohalo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2118232d10---xixox.pdfIn PDF document text
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607a2c93f378e---bomonovev.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/7edcb3984c13acb493729a2ad5847a30/tusefonokixekifunafelikux.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/vigetafafa.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160915bba72eb9---7282713047.pdfIn PDF document text
- https://www.couleurs-et-jardin.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160904ee1b44d1---fexugulagor.pdfIn PDF document text
- http://fszhenjia.com/upfolder/e/files/20210601101114.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=vision+ias+monthly+magazine+april+2020PDF 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_off0000f3ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF3EE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C05 | 11084 bytes |
SHA-256: 2e0c62433226baee9d335386893edaeb420cc85befce527457a570e0fa46e300 |
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font_02_sfnt_off000125c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125C7 | 19984 bytes |
SHA-256: d790bb67abfa4fc940f42821e1dd04986a9341b546e67913f40fb620fbded9cd |
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