MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains a link farm pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to redirect users to malicious content. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of numerous external links indicates a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://mid-europe-ex.com/images/blog/file/nezegatulafejokobosa.pdf In PDF document text
- https://happycustomerservice.com/wp-content/plugins/super-forms/uploads/php/files/0431c55b88a0ecdecd0dd09abc9a826e/24912878960.pdfIn PDF document text
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/e7ec4dceeec15d85a991541a7da72dfa/pefipazukesavopul.pdfIn PDF document text
- http://4998horo.gmmwireless.com/contents/files/2505437701.pdfIn PDF document text
- http://amuseonline.com/absite/userfiles/file/40944365055.pdfIn PDF document text
- http://pwr-tech.ru/userfiles/file/zigoze.pdfIn PDF document text
- http://files.ibiza-ferien.de/file/dakolalenawatiwilobagipox.pdfIn PDF document text
- https://www.harasportcenter.com/wp-content/plugins/super-forms/uploads/php/files/855m98oihnspkggo3jlqpc0jll/58267580842.pdfIn PDF document text
- http://odpadykj.cz/UserFiles/File/jedebune.pdfIn PDF document text
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160ba4266c901a---51998790433.pdfIn PDF document text
- http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608937efe1069---65914946727.pdfIn PDF document text
- http://stromzeleny.cz/file/fezojobitij.pdfIn PDF document text
- http://www.bash.cl/media/file/vajofavorudeviwexabiv.pdfIn PDF document text
- http://solartgaleria.hu/images/file/sekuvelurisusimuxiz.pdfIn PDF document text
- http://xn--80aagkbrca3apkgkee0a1bi.xn--p1ai/ckfinder/userfiles/files/8319290434.pdfIn PDF document text
- http://gemwishrs.com/ckfinder/stones/files/3202582979.pdfIn PDF document text
- http://www.mostex.sk/files/articles/file/zetewetuwepukiz.pdfIn PDF document text
- http://www.aceitunasdelguadalhorce.es/ckfinder/userfiles/files/fokexiv.pdfIn PDF document text
- http://imailbox.nl/images/uploadedimages/file/86061892335.pdfIn PDF document text
- http://novussiteyonetimi.com/uploads/file/77238197466.pdfIn PDF document text
- https://noventa.cz/media/files/file/fetirewaleforovarowezizi.pdfIn PDF document text
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130cb5f86f78---vamusexudarija.pdfIn PDF document text
- https://alutat.com/data/file/gitowimolivekatexofifitu.pdfIn PDF document text
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160a65ec6f010f---91577223662.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=keyence+sensor+amplifier+manualPDF 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_off0000c489.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC489 | 10748 bytes |
SHA-256: 2863e07874ca1a197ade12111746df8ecdd710ea93fff922ff913396e8af7829 |
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font_01_sfnt_off0000dd3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD3A | 17244 bytes |
SHA-256: efe5d35f8e919533662a9744fadcfe8612b4d77a9779a31f9bdb83274a7d4954 |
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font_02_sfnt_off00010a46.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A46 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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