MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external files, many hosted on compromised WordPress sites, suggesting a link farm used for distributing malicious content. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic indicates the document likely instructs the user to open a password-protected archive, a common tactic to bypass gateway security. ClamAV detection and ML classification confirm the malicious nature of the PDF.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
Heuristics 7
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://coloreverything.love/wp-content/plugins/super-forms/uploads/php/files/90fb57694b43b575549d7e0f4e612fd4/zovobawesolaxul.pdf
- https://anfauglir.com/images/file/38871505374.pdf
- http://fishngrill.iorderfoods.com/uploads/files/zazutubomalitaruzi.pdf
- http://bakefruit.com/uploads/files/202109140603178346.pdf
- http://suliaok.com/v15/Upload/file/202191325727170.pdf
- https://mavibusiness.it/file/74333181822.pdf
- http://emaaravm.net/upload/files/73064649293.pdf
- http://chipgene.com/image/files/20210903_120348.pdf
- http://sov.tranovice.org/webpagebuilder/ckfinder/userfiles/files/xomepef.pdf
- http://ideviceplus.nl/app/webroot/files/userfiles/files/jorotifulop.pdf
- http://tranhdaquydep.vn/upload/files/gifawunopalakimanomoziv.pdf
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/16131137638a59---lizanimajibomalono.pdf
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d04e2ec3ad---tavenumiko.pdf
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d9143c8e80---26077767060.pdf
- https://webmenuplus.com/images/file/fepefiwuzov.pdf
- https://tjpapigroup3.com/contents/files/jedaj.pdf
- http://rosesrealtyhomes.com/userfiles/files/1581136507.pdf
- https://turismopontevedra.com/ckfinder/userfiles/files/65903359683.pdf
- http://realtor-madrid.com/uploades/fckeditorfile/wiwitadizopiwuburavodu.pdf
- https://dongcohonda.com/userfiles/file/24949012249.pdf
- https://doitoutdoorz.com/file/Kecq4O746mYf7H5O.pdf
- https://www.sussexweddingservices.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16138799c4a2b7---27694568102.pdf
- http://studio-orlandini.com/userfiles/files/bosibudoj.pdf
- http://myoffice2561.sesao33.net/UserFiles/File/dafekoxeturuzaje.pdf
- http://chothuexeninhbinh.net/data/dulieu/files/64623217381.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=to+open+zip+file+in+android
- 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_off0000cc05.bind4ba3e66b65cdac9e0e5214d3aa184e8a9aa3c9db5aca8ba3a19caa72b581df2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC05 | 10248 bytes |
font_01_sfnt_off0000e319.bina1c8442f0f3e7a9508744962535a589453b6d68d86db061e00f7866a54b3f38a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE319 | 17596 bytes |
font_02_sfnt_off00010fa6.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FA6 | 16792 bytes |
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