MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document was flagged as malicious by ClamAV and an ML classifier. It uses a callback-phone (TOAD) lure. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://topflexsports.com/uploads/temujebexijumafosef.pdf In PDF document text
- http://matsonconstruction.net/userfiles/file/ramatewiwepewu.pdfIn PDF document text
- http://ltmetal.com/userfiles/files/26600671803.pdfIn PDF document text
- http://gugugroup.com/userfiles/135917264.pdfIn PDF document text
- http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613042ccdeb7d---revopojatusam.pdfIn PDF document text
- https://www.domaine-boussard-chablis.fr/ckfinder/userfiles/files/4571714017.pdfIn PDF document text
- https://saintarseny.ca/sites/saintarseny.ca/files/file/lekezuf.pdfIn PDF document text
- https://rowadalbyt.com/userfiles/files/25713084412.pdfIn PDF document text
- http://backupcenters.com/userfiles/file/89754581056.pdfIn PDF document text
- https://appchecar.com/ckfinder/userfiles/files/wiruzevome.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/16134933a092a1---99780857125.pdfIn PDF document text
- http://ttccid.com/userfiles/files/wibariwisiziweganaz.pdfIn PDF document text
- http://aostavet.it/userfiles/files/64831356993.pdfIn PDF document text
- http://rasciindia.com/firetech/ckupload/files/43951005706.pdfIn PDF document text
- http://viswinkelindex.nl/images/uploads/37933359921.pdfIn PDF document text
- https://www.lire-les-notes.com/ckfinder/userfiles/files/jowiketumejowokasep.pdfIn PDF document text
- http://etasystem.net/userfiles/files/pasimu.pdfIn PDF document text
- http://architettoannalisatinelli.it/userfiles/files/zavavuwavok.pdfIn PDF document text
- http://stefani.cz/fck/file/6898626687.pdfIn PDF document text
- https://ijp2.com/contents/files/nujazufolubekuj.pdfIn PDF document text
- http://dj-maily.com/uploads/pages/files/piwudikes.pdfIn PDF document text
- http://ideatity.com/ckfinder/userfiles/files/14095843996.pdfIn PDF document text
- http://www.kowel.com/ckfinder/userfiles/files/1631286549.pdfIn PDF document text
- http://accronline.com/userfiles/file/87006708526.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=multi+clone+pro+apkPDF 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_off0000c8d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC8D8 | 17040 bytes |
SHA-256: 9ee11719a0e45984a68006d6cd0daba1c684b98e660ed63deccac38010f7caf8 |
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font_01_sfnt_off0000f50b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF50B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010d22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D22 | 10384 bytes |
SHA-256: 989ef39b9c805e61c3279d4758c500a1c1c4b98212f0d3b68ee26e15cda92755 |
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