MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to multiple compromised WordPress sites, suggesting an attempt to distribute malicious files. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of a 'LOLBin run command' heuristic further supports the malicious nature of the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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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LOLBin token sequence in document text high SE_LOLBIN_RUN_COMMANDExtracted document text contains a Windows script/execution tool name (PowerShell, mshta, cmd, rundll32, regsvr32, …) within 220 characters of a dangerous flag, command verb, or URL. This is a visible 'run this' instruction in HTML/PDF/RTF lure bodies, or — in macro-laden Office files — the macro's own string-pool entries appearing adjacent in extracted text.
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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://amenajarisiconstructii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16074d4d9995cf---nalexisuvurojamerajusedik.pdf In PDF document text
- https://www.chortho.co.uk/wp-content/plugins/super-forms/uploads/php/files/2uvef3fpnhrtg4h4leckb46cg0/13456732616.pdfIn PDF document text
- http://nutronicltd.com/userfiles/file/vogiti.pdfIn PDF document text
- https://10glazsikeyrosa.ru/file/10368536347.pdfIn PDF document text
- https://ladangmimpi.com/contents//files/monajelobegerupefa.pdfIn PDF document text
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a2784a17332---kojawosawisemotipek.pdfIn PDF document text
- https://www.truesdalepainting.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a60303a224---6267003236.pdfIn PDF document text
- https://www.apartamentselsllacs.com/wp-content/plugins/super-forms/uploads/php/files/86hrn3ofrpr34l41tccmdtpbji/97479950186.pdfIn PDF document text
- http://mirrorgallery.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607050459d463---vilelosifugejisuvise.pdfIn PDF document text
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/160c8eac2ed3c1---31632228516.pdfIn PDF document text
- https://www.federatedlighting.com/wp-content/plugins/super-forms/uploads/php/files/cfe063b2c85e00314ead7ccdd2f442fc/kejukuwiriwamiwewega.pdfIn PDF document text
- http://www.annaleehuber.com/content_files/file/zusoxekebolun.pdfIn PDF document text
- https://mrmobilewebsite.agency/wp-content/plugins/super-forms/uploads/php/files/56d5e6119e9c13c37d75f9e27306bd7e/9888343391.pdfIn PDF document text
- https://all-stage-meditation.tw/uploads/files/60c2c4a6e5414.pdfIn PDF document text
- http://stroynerud-sm.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160accd3900f6b---redumadaka.pdfIn PDF document text
- https://greenvalleykerala.com/ckfinder/userfiles/files/72315250758.pdfIn PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/6863324c8fc5fe4802ecd8cdf54a5ff6/tubilot.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/16088564b532e4---lexewabikatopoxadakos.pdfIn PDF document text
- https://morethancleaningservices.com/wp-content/plugins/super-forms/uploads/php/files/b483aca3b5fa263198bd13c4833fca12/83518499538.pdfIn PDF document text
- https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073bf1e78fd6---51494227074.pdfIn PDF document text
- https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/hovegk4c3timoe58aul6vvt094/38895996542.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1609e466d66a37---46161077230.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/73fa748993ef10299f0a608cb562ae3a/90645077766.pdfIn PDF document text
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/am3q324cco61cige0p3us9a423/rikasilibowu.pdfIn PDF document text
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/rh2ddr05e33n2313a6f20tlc6i/85470931080.pdfIn PDF document text
- http://mirrorgallery.com/wp-contentIn macro / runtime command snippet
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=you+are+my+reason+to+smile+read+onlinePDF 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_off0000e935.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE935 | 17108 bytes |
SHA-256: 9a73c1ee84e4ae1040588fc274ddccf3938555638e85cfdd99bb8b379ce5f509 |
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font_01_sfnt_off000115d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115D6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012ded.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DED | 10608 bytes |
SHA-256: d9e11f6ee4bfcbe84b5789bc511cb3e5bd35318e0b1dfaed933ad5d9c4a584c5 |
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