MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as a PDF phishing trojan by ClamAV. Static analysis revealed it functions as a link farm, containing numerous URLs pointing to other PDF files hosted on various websites. Some of these URLs are hosted on what appear to be compromised CMS upload directories, suggesting a coordinated effort to distribute malicious content.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4208
Heuristics 5
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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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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://ozdesignhouse.com/app/webroot/uploads/files/mevawaju.pdf In PDF document text
- http://sanmorales.es/userfiles/files/rimetiditugijevawu.pdfIn PDF document text
- https://carcarnet.com/home/sandbox/domains/hkdance.tritek.hk/public_html/ckfinder/userfiles/files/36635726764.pdfIn PDF document text
- https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/6b0292d3ef5086ffabad28791ead5b51/25672158836.pdfIn PDF document text
- http://chothuexeninhbinh.net/data/dulieu/files/zaturiz.pdfIn PDF document text
- https://www.chesapeake-lighting.com/wp-content/plugins/super-forms/uploads/php/files/ede182790474f539e8a57851919b598b/tixunun.pdfIn PDF document text
- https://www.haievent.com/wp-content/plugins/super-forms/uploads/php/files/ed0tsr59l9g6c6g5r09gdftvgs/pewadusonopubalijivisuvij.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16080863c54e03---wogujufulu.pdfIn PDF document text
- http://yogo110.com/userfiles/file/zuzopobanuwenomokudo.pdfIn PDF document text
- http://www.prieteniitehnicii.ro/documente/file/libosaxosibojut.pdfIn PDF document text
- http://aelma.com/sites/default/userfiles/file/55585091749.pdfIn PDF document text
- http://www.euro-fly.eu/userfiles/files/43207437194.pdfIn PDF document text
- https://gyn-koe70.de/obrazky/file/wodan.pdfIn PDF document text
- http://businessplan-capalpha.fr/mbp/upload/images/images/upload/ckfinder/jekako.pdfIn PDF document text
- https://tyeetomsfishing.com/userfiles/file/vovur.pdfIn PDF document text
- http://www.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16093214918a39---9050591370.pdfIn PDF document text
- https://apparel.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/e62b42006364680fd2fcf90f9cebabdc/8734824802.pdfIn PDF document text
- http://ssteelelaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/55546403916.pdfIn PDF document text
- http://kingalbertltd.com/uploadedfiles/file/nexoletekirasonorolizeran.pdfIn PDF document text
- http://geo-equipe.it/userfiles/files/53410698551.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/160773d3e5df99---xenagufemis.pdfIn PDF document text
- https://cashofferoregon.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ec33d92765---64196155178.pdfIn PDF document text
- http://amon-syotengai.com/userfiles/file/sufebiweteterakewax.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=small+paper+flower+templates+pdfPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e2b1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2B1 | 18040 bytes |
SHA-256: bc816ed4af2dd5624c3165e96923ed0e7bcf2776fb20d93f41fd010077b00f95 |
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font_01_sfnt_off0001118f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1118F | 10624 bytes |
SHA-256: 5d40406137e28217747e97c4926bed1503acff4ee983723f2791a3282ac724ed |
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