MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised WordPress upload directories and other disposable hosting, indicating a link farm designed to distribute malicious content. ClamAV and an ML classifier flagged this PDF as malicious, specifically as a phishing trojan. The embedded links suggest an attempt to lure users to external sites for further compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 6
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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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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://alamansyria.com/userfiles/file/61302422371.pdf In PDF document text
- http://fotografieindex.nl/images/uploads/54799711663.pdfIn PDF document text
- http://xlsferrosilicon.com/d/files/880696322.pdfIn PDF document text
- http://synergienetwork.net/userfiles/file/sadexuwotemiwivamela.pdfIn PDF document text
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160bdcfa7a3a1f---58818672796.pdfIn PDF document text
- http://fthyhs.com/resource/docContentImg/file/2021-08-15/a055599dd4989da329dfa7bbe8d58307.pdfIn PDF document text
- http://www.corazondelsol.es/ckfinder/userfiles/files/84347689803.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/d3m2tes299d74a7a7pvs8otpq6/26819063410.pdfIn PDF document text
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/he42e38suhkb6sps522csfrer4/gukojikamawafojolojo.pdfIn PDF document text
- https://criteriacambio.com.br/wp-content/plugins/super-forms/uploads/php/files/gqe9geipc9j3g8pfnkdoogmdtn/47143742305.pdfIn PDF document text
- http://youngshiny.com/userfiles/file/1629068152.pdfIn PDF document text
- https://memoservicesrl.it/file/rigiruro.pdfIn PDF document text
- https://jmtours.co/aym_image/files/biberas.pdfIn PDF document text
- http://tafgambiatours.com/userfiles/file/7938644861.pdfIn PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c78c5f172f---gususibi.pdfIn PDF document text
- http://www.euro-fly.eu/userfiles/files/suruvokemalujonebuvakerur.pdfIn PDF document text
- https://fzclicks.com/demo/files/editor/file/sivefopomivexeso.pdfIn PDF document text
- https://kvartira-zalog.ru/wp-content/plugins/super-forms/uploads/php/files/75c1804f373340c0da207c55cf9f1af6/jenetemutawevujope.pdfIn PDF document text
- https://webupdate.ca/wp-content/plugins/super-forms/uploads/php/files/65bt99a7ht9e1onqk7s0o5p5ku/xepobiv.pdfIn PDF document text
- http://sarljarry.fr/userfiles/file/bafanuwojoduxin.pdfIn PDF document text
- http://myphamlulanjina.com/upload/files/pusapiw.pdfIn PDF document text
- https://ecobox.eng.br/wp-content/plugins/super-forms/uploads/php/files/tiqj7euftlhdtcq0va87ov3ged/36500399708.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/16114bc353c9c4---taril.pdfIn PDF document text
- http://heibldr.hu/FCKfeltoltott/file/50238765643.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=most+stigmatized+diseasesPDF 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_off0000e2c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2C8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fada.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFADA | 18372 bytes |
SHA-256: b0511bca04d7c9a5283a5f46cd252ba73e9f8a5d39e72e4c4e6bcd8886716e82 |
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font_02_sfnt_off00012aa7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AA7 | 10392 bytes |
SHA-256: 851d483a0d562c1b562c125add235c38dc4e1546f551191d5773e0ec04dce1c0 |
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