MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF contains a link farm pointing to multiple compromised WordPress sites, likely intended to host malicious content or phishing pages. The presence of numerous PDF_URI and PDF_SEO_DISPOSABLE_LINK_FARM heuristics, along with a high ML score and ClamAV detection, strongly indicates malicious intent. The document's purpose is to redirect users to these compromised sites, potentially for credential harvesting or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/hba595d27hfpb4s085sn7vfhc0/53217578274.pdf In PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/1607dc272c3b02---99732530218.pdfIn PDF document text
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160fd0a51dcf5c---18303023842.pdfIn PDF document text
- http://blueyee.com/upload/file/260732341951.pdfIn PDF document text
- http://cameronhaddock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e7711d9721b---bigototejibixowaduvu.pdfIn PDF document text
- http://sarlampa.ru/upload_picture/vajij.pdfIn PDF document text
- http://lightofislamonair.org/uploads/files/vipizezegi.pdfIn PDF document text
- https://europartner2.pl/uploads/78237573326.pdfIn PDF document text
- http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/1608fd3996ea20---30557523643.pdfPDF link annotation
- https://primewestelectrical.com/wp-content/plugins/super-forms/uploads/php/files/6ddcba47ccba539e85e989dea68ead4a/zofexisegoroxajovum.pdfIn PDF document text
- http://mateuszkucharski.pl/admin/file/42113581092.pdfIn PDF document text
- https://genesisbehaviorcenter.com/wp-content/plugins/super-forms/uploads/php/files/86a9d8dafc11b7f29eb279539bc35dd8/tuvidozujevamaliwawo.pdfIn PDF document text
- https://santchavarabed.in/ckfinder/userfiles/files/23402741462.pdfIn PDF document text
- https://totounited.com/contents//files/29323128389.pdfIn PDF document text
- http://mxag.com/upload/browse/file/93212281285.pdfIn PDF document text
- http://alsumiri.net/wp-content/plugins/super-forms/uploads/php/files/7498aa538a1c5d1f9d3bdafbf9593b88/7008151478.pdfIn PDF document text
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/1608dda77d9259---bisowetazazewit.pdfIn PDF document text
- https://vokalensemble-vocembalo.ch/userfiles/file/66122899097.pdfIn PDF document text
- http://halvani.com/wp-content/plugins/formcraft/file-upload/server/content/files/16118b71536ae9---2030296203.pdfIn PDF document text
- http://nuraski.pl/wsg/userfiles/5967976143.pdfIn PDF document text
- http://abwrosedale.com/uploads/files/vegoxaletokametulukuxase.pdfIn PDF document text
- https://ifacemount.com/wp-content/plugins/super-forms/uploads/php/files/6cthvbd4po75ojmsndsoifglad/75855400.pdfIn PDF document text
- http://nuyewrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/e8e2a3631db47d139d19a01c4c8d67b2/nekejoberijofu.pdfIn PDF document text
- http://clubesquilacoma.com/uploads/files/93609166862.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=how+to+make+a+private+story+on+instagramPDF 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_off0000de13.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE13 | 18324 bytes |
SHA-256: e0e7af75c3cf60c826636fe6b01e569b3beea7fb6c0190c7baba3cd5b391bec4 |
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font_01_sfnt_off00010d6a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D6A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012581.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12581 | 10900 bytes |
SHA-256: 49475abef7d62ba8366013d87e3c54a8767112e6d8349018f8e246775cb39192 |
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