MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs are the primary indicators of compromise, directing users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9780
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://structurecreative.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607462b5adde1---80596588103.pdf
- https://kraftyz.in/ckfinder/userfiles/files/finegobeliwabenebivenevo.pdf
- https://spectrumohio.com/wp-content/plugins/super-forms/uploads/php/files/72ac40924d01967f28e6e3f4ed04ab3c/jatamuso.pdf
- https://mimpishio1bet.net/contents//files/beloziwedew.pdf
- https://siphouse96.com/wp-content/plugins/super-forms/uploads/php/files/a93a16917ce7e5073f91f5527a8897b9/9812125291.pdf
- https://nikken-engineer.jp/export/sd205/www/jp/r/e/gmoserver/8/6/sd0748886/nikken-engineer.jp/fckeditor/upload/file/45201831594.pdf
- https://gpuhub.net/wp-content/plugins/super-forms/uploads/php/files/st8t8lcq94no9tbqf9rcetishf/90573214008.pdf
- http://sghscsjamarai.org/guruhargobind/userfiles/file/18127570925.pdf
- http://izdepskifamily.com/clients/1/1a/1adacdf247316bc4617b3617d965acc7/File/69690673672.pdf
- http://elsekmont.eu/userfiles/file/senuwokovonavusineri.pdf
- http://cgt-fo-csc.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160ab4b3d78eb0---kuvekafamerexevoga.pdf
- https://cortopolis.ar/userfiles/file/witos.pdf
- https://sinhadventure.com/uploads/file/muvafom.pdf
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/8dbe8ab68e8a0f156d112ecb2121169c/54338073620.pdf
- http://qzgj.cn/upload/file/12274957351.pdf
- https://www.duffylighting.com/wp-content/plugins/super-forms/uploads/php/files/cd7141071b3de109c9b0e10432aef5dd/77197746793.pdf
- http://preserveproperties.com/userfiles/files/jigenip.pdf
- https://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/08e43aefd0ae060a2ea361f8f59aada7/wakedodojiberawuvatubudak.pdf
- https://rajaunited.com/contents//files/fuwalu.pdf
- http://vytvarnyobchod.cz/UserFiles/File/sakebifomukujirezijimodi.pdf
- http://aeronautike.com/userfiles/file/xudowebisaresazipuda.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/2f53fcde2c74eb629095ae109d429311/nadukunug.pdf
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/0471156ccdfc492c07dc3a0780ca1693/60720720134.pdf
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/c200eebf5946e0a09f2e44674d080d9d/75955055092.pdf
- http://trenermichal.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160982c0ab048c---1130263340.pdf
- http://arci-mp.fr/admin/File/23762368392.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=download+spanish+guitar+by+toni+braxton
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_002_off0000c676.bin1857697d08a910c5ee1cc2bccde3940585cec206b640dc30f28e2f766323e51d |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xC676 | 18332 bytes |
font_01_sfnt_off0000e364.bin3f3848d077b95913659bbed70e318b1780058e8bb232cc362e21945bd38efea2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE364 | 11084 bytes |
font_02_sfnt_off0000fcc7.bind364ede6174a1905eb60a4957febf41153ab7d45e62f109cb47992dc274d2f1b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCC7 | 17428 bytes |
font_03_sfnt_off00012a9a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A9A | 16792 bytes |
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