MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It functions as a link farm, containing numerous external URLs that point to other PDF files hosted on various websites. Some of these URLs are hosted on compromised CMS upload directories, suggesting a distribution network for malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://fujiya-burbank.com/uploads/files/rigeravulunemigo.pdf
- https://engravestone.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608212c76ad8b---pejofubexepan.pdf
- http://allg-gyn.ch/userfiles/file/90074780056.pdf
- https://yucekalipmakina.com/tsrm1/img/userfiles/file/30618579939.pdf
- https://singaporeroadshow.com/wp-content/plugins/super-forms/uploads/php/files/98820f443fa76a36caffe27180befb58/subufurafeniwugulub.pdf
- https://isleo.com/i_photos/file/42298904732.pdf
- http://szguilong.com/userfiles/files/febuwupajuzalelulib.pdf
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606cca51bde09---44892417594.pdf
- http://screen.by/images/file/17935700674.pdf
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fa9307d87f---tiwanuwugebalo.pdf
- https://christembassybarking.org/wp-content/plugins/super-forms/uploads/php/files/234f87cf011c404f96070bf6185e6389/32411958787.pdf
- http://ankurgroups.com/userfiles/file/badorikazuvebimadatadi.pdf
- http://barudan.hk/UploadFile/file/20210602194203377.pdf
- http://mistralizmiryonetim.com/uploads/file/bunelikunogilomatol.pdf
- http://akinmedikal.com/uploads/file/83190010983.pdf
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/p3j3vcpj0t55fuikmnf255c694/fekavile.pdf
- https://www.colours-of.com/wp-content/plugins/super-forms/uploads/php/files/s0egrtvvf1m051tup64c2814p2/pujusodifonemetas.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608a55d0c5846---jevupilukukajafigonibekaz.pdf
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/6fhb2d4t7j0ojon765si2lv9vp/41097061343.pdf
- http://blsfamilyreunion.com/clients/1/11/11e20eb1c47c3498ff3e66fc1941d138/File/12342429237.pdf
- http://innospectrum.eu/hirlevel/file/juruvisamefogutob.pdf
- http://zadonskiy.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160bd59e534d63---katugosudajabotev.pdf
- https://asiquim.com/ckfinder/userfiles/files/zosererowuvon.pdf
- http://singer-island-condos.com/userfiles/files/kebor.pdf
- https://www.federatedlighting.com/wp-content/plugins/super-forms/uploads/php/files/9ab46da8848088fb5b7a01fc32b2eca8/9833420372.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=800+rand+in+pounds
- 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_off0000d641.bin758691fd6993553fdb51e64c579617b39fc8587a10b50426d867c4b5f812bc29 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD641 | 17100 bytes |
font_01_sfnt_off000102fa.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102FA | 16792 bytes |
font_02_sfnt_off00011b11.binbbae42d945743f0639f95c2cee7ef0951ee0e26cec827eaa8e5bcc314cd89e49 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B11 | 10440 bytes |
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