MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on compromised WordPress installations or disposable domains, suggesting a link farm designed to distribute malware. The presence of a URL with 'download frp tools' in the UTM parameters indicates a lure for users seeking specific software, likely leading to malicious downloads. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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://oniceh.ru/uplcv?utm_term=download+frp+tools+free+bypass+frp+apk+pc+tools PDF link annotation
- http://www.nagsa.es/ckfinder/userfiles/files/wadam.pdfIn PDF document text
- http://queenart.kr/userData/board/file/viguf.pdfIn PDF document text
- http://fullcolorspandoeken.nl/userfiles/file/60104403686.pdfIn PDF document text
- http://rubensova16.cz/files/file/xifukubovavipuvituga.pdfIn PDF document text
- http://giadinhmedia.com/uploads/files/67276287727.pdfIn PDF document text
- http://kgmda.com/upload/files/62752011306.pdfIn PDF document text
- https://lrsinc.co/userfiles/file/78898122660.pdfIn PDF document text
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/16130115747e5f---xasago.pdfIn PDF document text
- http://www.miamiairportlimo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1613e546222162---sijek.pdfIn PDF document text
- http://mibenjamin.com/userfiles/file/nomezogorisagadopezebeze.pdfIn PDF document text
- https://vidaleve.net/ckfinder/userfiles/files/loleduwetufanijug.pdfIn PDF document text
- http://oio.cn/uploadfiles/files/76553170061.pdfIn PDF document text
- https://callhfelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132dc3ab408d---52356577919.pdfIn PDF document text
- https://szallas-karpatalja.net/upload/nalixugopotokexakowipope.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e457265af1---2467799624.pdfIn PDF document text
- https://transturist.ba/ckeditor/ckfinder/files/files/40432223805.pdfIn PDF document text
- http://www.lnk-creation.fr/upload/file/99164374633.pdfIn PDF document text
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613379e62b199---56886984675.pdfIn PDF document text
- https://e-midas.ro/files/file/boputuxijubojezotose.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/1613d2f4777448---32387599152.pdfIn PDF document text
- 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_off0000d766.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD766 | 18152 bytes |
SHA-256: 9b45eaa7934adde79efe372eccb175ae0732ddf3c71f24af0c238c68f2bfec50 |
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font_01_sfnt_off00010627.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10627 | 10952 bytes |
SHA-256: b2eff4fe1cefda89d913b82ad89a168e2c94604047909e5d7f4c09930e546262 |
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font_02_sfnt_off00011f98.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F98 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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