MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple heuristics as malicious, including a link farm pointing to compromised CMS uploads and disposable hosting. The ML classifier and ClamAV also identified it as malicious. The embedded URLs, while numerous, do not directly indicate a specific malware family but suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://szkolka-wiercioch.pl/files/file/xirelegomunegede.pdf In PDF document text
- http://sonnenheizung.ch/fckeditor/editor/images/file/2226962065.pdfIn PDF document text
- http://es-manzokudou.com/yamituki-n/uploads/files/pomafubopiw.pdfIn PDF document text
- http://opalbiosciences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133b11df38df---kokoza.pdfIn PDF document text
- http://suncitygroup.ir/basefile/suncitygroupir/files/91419030378.pdfIn PDF document text
- http://iltorg.ru/upload/file/jusosisesifikela.pdfIn PDF document text
- http://pasaru.com/upload/files/24467998405.pdfIn PDF document text
- http://www.aceitunasdelguadalhorce.es/ckfinder/userfiles/files/97308137661.pdfIn PDF document text
- https://dehaventransportation.com/home/de/public_html/ckfinder/userfiles/files/97134160655.pdfIn PDF document text
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16141af9c0b23e---xifefesolanesukuxo.pdfIn PDF document text
- http://alpes-de-haute-provence.proximeo.com/ckfinder/userfiles/files/46824174632.pdfIn PDF document text
- http://munsusa.org/userfiles/file/20210905205315.pdfIn PDF document text
- http://aunay-sous-auneau.fr/ckfinder/userfiles/files/setavilitekitopena.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140e3800aff1---38197509875.pdfIn PDF document text
- http://adaviestransportltd.com/userfiles/file/sobozefalosepepedasut.pdfIn PDF document text
- http://hb-hospital.com/file_upload/fck_upfile/file/20125905146.pdfIn PDF document text
- https://deycaterers.com/ckfinder/userfiles/files/24871331171.pdfIn PDF document text
- https://energooptima.hu/upload/File/lepavivonetesubejalivel.pdfIn PDF document text
- http://studiozammuner.eu/userfiles/files/25878402431.pdfIn PDF document text
- http://palaciodelosnavas.com/userfiles/file/84152023282.pdfIn PDF document text
- http://emke.hu/uploads/ckfinder/userfiles/files/bomukazosemifumogiduji.pdfIn PDF document text
- https://bdblue.com/ckfinder/userfiles/files/zasitalexagemiforufo.pdfIn PDF document text
- https://rt-totaalafbouw.nl/userfiles/file/66591541639.pdfIn PDF document text
- http://playonathletics.com/userfiles/file/wewutaxiduwini.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=pokemon+go+apk+iosPDF 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_off0000f2c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2C9 | 19184 bytes |
SHA-256: 3808d2dfd9d1b64a6c1fd1b6e8454334fe953fd677237b039d016f68a32dc83c |
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font_01_sfnt_off0001251d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1251D | 10444 bytes |
SHA-256: c4c3e092ca187c9fe66fffe11a33c1e12a75bb16b52826f2beb7c6d00e779f4c |
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font_02_sfnt_off00013cd7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CD7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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