MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links are likely intended to redirect users to malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://nomylo.ru/uplcv?utm_term=electric+guitar+riffs+pdf PDF link annotation
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/2fbdd3e0c359b8047a0f9e8dcc3e201b/8072901675.pdfIn PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/3acd3f8e54d2c18f4598fd2a981ccdb3/tubekajakuritixobusi.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160aab3f2ceccb---bomusasul.pdfIn PDF document text
- http://sicilalluminio.it/userfiles/files/xibikilevivejudojosi.pdfIn PDF document text
- http://www.mkkdigital.pt/wp-content/plugins/formcraft/file-upload/server/content/files/16099faa5c0377---36655046373.pdfIn PDF document text
- https://www.dyna-tech.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160cb10f23fbd8---nexez.pdfIn PDF document text
- http://comicpapyrus.com/wp-content/plugins/super-forms/uploads/php/files/23777d07c5bdb825d3070642684feee3/podinomezafomot.pdfIn PDF document text
- http://mrspk.com/ckfinder/userfiles/files/muneba.pdfIn PDF document text
- http://www.patricktennis.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16096efc8d97e9---visalanunovixeb.pdfIn PDF document text
- http://w-f-l.de/user_img/file/73739356051.pdfIn PDF document text
- http://74ahs.com/clients/2/2a/2a132ee8da0778863662fd4b1fa251ed/File/53833119402.pdfIn PDF document text
- http://agataklimowska.pl/userfiles/file/karopewivufepumu.pdfIn PDF document text
- http://dansungsala.com/uploads/files/kafejovipiwavasevo.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608eb6fd21597---puduxakazovejatevodi.pdfIn PDF document text
- http://www.holderit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1a1cbddbc4---monakubawakemuxa.pdfIn PDF document text
- http://www.aqsclimited.com/EditorImages/file/tenumokurumijoneguputed.pdfIn PDF document text
- http://icwest78.com/clients/67591/File/fitisi.pdfIn PDF document text
- https://intelean.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607800502cf9c---gilira.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085af404e215---dokig.pdfIn PDF document text
- https://alshamiltrading.com/alshamilfiles/file/41190662716.pdfIn PDF document text
- http://bagumul.com/file_upload/spaw_upload/file/20210702201930.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160792735ed489---31121169149.pdfIn PDF document text
- 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_off0000f182.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF182 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010994.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10994 | 16636 bytes |
SHA-256: 443d7e2f4d5dac1c063e1a4c20303104b09b4a05576b63b9bd340d10b97f1513 |
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font_02_sfnt_off0001349c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1349C | 10656 bytes |
SHA-256: d03415ebef1612437c36e9cae9a32e10aefe6fe7c9e053c8088979ea9db797fa |
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