MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
T1553.005 Security Software Curtailment
This PDF document was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The document body and heuristics suggest a social engineering lure related to 'blocking adobe activation', likely a pretext to convince the user to disable security software. The presence of numerous links to compromised WordPress sites hosting PDF files further supports a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Security software disable instruction high SE_SECURITY_BYPASSDocument instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
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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://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160739f88b5cdd---mutozaxatafusikomome.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/88a6ad0b259d4c1cd41aec1231006ae0/pitusivuwerakogotugipi.pdf
- https://popcouncilinstitute.org/wp-content/plugins/super-forms/uploads/php/files/f794f16a6b3286212bf85fb085d48888/47553962815.pdf
- http://abwingsbuffalo.com/uploads/files/95295023761.pdf
- http://www.neslihanonur.com/wp-content/plugins/super-forms/uploads/php/files/a953676b0ebea8e5fc2850b895f9ce53/90625501874.pdf
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160aa382cf30c8---ramujipesaxovat.pdf
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/gfc47hlj56c5irvmp9oeu7ogh0/46819193113.pdf
- http://ednak.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4a4867ca70---89855094811.pdf
- https://www.elitelawnsolutions.co.uk/wp-content/plugins/super-forms/uploads/php/files/fmhhomsv0arbj4ena26vce49m5/baxewidetajesuzavumogib.pdf
- http://www.cuadernos.in/wp-content/plugins/formcraft/file-upload/server/content/files/1608d549063d62---51199477769.pdf
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093b9e890046---dajadujunazagadowale.pdf
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ce0c7e6490b---975691093.pdf
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b31f759d75a---vupolipiledodon.pdf
- https://interesttour.com/wp-content/plugins/super-forms/uploads/php/files/3d83ee6070530a23ed970cb87395b687/wunopenawix.pdf
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb25b0805e---80131821275.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=blocking+adobe+activation
- 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://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e89b.binfc2ec622ec6405c775d3cc7e510d0f80b927ed2bc87ffca32f2265ea725e1b73 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE89B | 17412 bytes |
font_01_sfnt_off00011f2c.binfe90a871b98cf639afc362e3a10f3d8d77a9db6d131f3f3c3ee6913eb385428f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F2C | 5148 bytes |
font_02_sfnt_off000130cb.bin29facf311a432f4c7181d4630be9943d855386bfda01926126587d23dc879d36 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130CB | 11272 bytes |
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