MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the presence of a link farm pointing to compromised WordPress upload directories, suggesting a redirection mechanism. While no scripts were directly extracted, the nature of the link farm and the detection names imply an attempt to lure users to malicious sites, likely via a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://www.sblending.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a4580808516---64295792348.pdf In PDF document text
- http://kindervakantieweekdeurne.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c04d15943a7---jematovi.pdfIn PDF document text
- https://www.clubmanizales.com.co/wp-content/plugins/formcraft/file-upload/server/content/files/160c8f68aa09ec---vakigolip.pdfIn PDF document text
- https://vipbeachhouse.com/uploads/editor/file/78324662100.pdfIn PDF document text
- https://www.lipfish.no/wp-content/plugins/formcraft/file-upload/server/content/files/1609e4f5278c6c---70665446541.pdfIn PDF document text
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/1f9549b3841e2658193d730e1b6a0100/8532607678.pdfIn PDF document text
- https://kuepancong.com/contents//files/sododidatujemefureketime.pdfIn PDF document text
- http://greenlivinggarden.com/htdocs/UserFiles/file/maginemovage.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/4g0io2lvjuolua0qb3up8qf1eo/dimitesupezo.pdfIn PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160922ff489832---14117510136.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/7df9d3f6d918d7e13330fcab9cf7d499/dexakivo.pdfIn PDF document text
- http://good163.cn/Uploadfiles/files/70676935820.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/a1lmhn0g4vekc9u4u1pejk2c98/wudulex.pdfIn PDF document text
- https://rowanmkt.com/Uploads/ckfinder/userfiles/files/favizivekeriwopokixita.pdfIn PDF document text
- http://waberry1969.com/clients/877040/File/48748525458.pdfIn PDF document text
- http://yaeram.com/userData/board/file/66233241423.pdfIn PDF document text
- https://rosemonttherapy.health/wp-content/plugins/super-forms/uploads/php/files/i2huk9vuq0mfgda2hlmklv8kr3/70847978055.pdfIn PDF document text
- https://iamluno.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d3dcb19ce3f---magivipa.pdfIn PDF document text
- http://kingalbertltd.com/uploadedfiles/file/42572665266.pdfIn PDF document text
- https://hpsoft.shop/upload/files/noligejepamekemog.pdfIn PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c98fb431549---26225091524.pdfIn PDF document text
- http://activesolutionelectric.com/images/file/92539493827.pdfIn PDF document text
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/160b87c3b1521b---49128054552.pdfIn PDF document text
- http://vyveva.eu/UserFiles/File/wanovabekugifixasotupa.pdfIn PDF document text
- https://govox.co.uk/wp-content/plugins/super-forms/uploads/php/files/4gr3b26jdklv00ahrs3i4nnn1k/76295252978.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=mcq+on+vitamins+with+answersPDF 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_off0000e0ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0EA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f901.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF901 | 10740 bytes |
SHA-256: fc4bd644cc7e9b91e14a9c9de4f03420c1af3d65dd049b40f6869ff38a884563 |
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font_02_sfnt_off00011197.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11197 | 16160 bytes |
SHA-256: caaf5fba9e6ca2861a6b042d69984c859621eba66610682a72108be533583891 |
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