MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many pointing to link farms and disposable hosting, as indicated by the PDF_SEO_DISPOSABLE_LINK_FARM heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution through SEO tactics. The presence of external URIs and a link farm structure points towards an attempt to manipulate search results or redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
Heuristics 5
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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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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://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613946eda7e48---vezowez.pdf In PDF document text
- http://limoride.net/gallery/file/29116023575.pdfIn PDF document text
- http://geoass.eu/userfiles/files/50517778717.pdfIn PDF document text
- https://toliveinchristjesus.ceosale.catholic.edu.au/application/third_party/ckfinder/userfiles/files/pajudos.pdfIn PDF document text
- https://aptitudeclass.com/ckfinder/userfiles/files/58072004967.pdfIn PDF document text
- http://for-rent-aalst.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130c8393cdbc---12696192790.pdfIn PDF document text
- http://drthchowdary.net/userfiles/file/90897746686.pdfIn PDF document text
- http://nemalipics.com/fakimozatala.pdfIn PDF document text
- https://pointwebhost.com/calisma2/files/uploads/32109870126.pdfIn PDF document text
- http://telegid.tv/userfiles/file/16953360561.pdfIn PDF document text
- http://clinicaveterinariagoitese.it/userfiles/files/11627544043.pdfIn PDF document text
- http://artkulinaria.pl/sites/default/files/file/74701752173.pdfIn PDF document text
- http://flathead.herosuite.com/userfiles/file/dujenitixidefefot.pdfIn PDF document text
- http://rheumatology.institute/upload/content/file/levaguji.pdfIn PDF document text
- http://gmtshipping.com/attachment/file/sokun.pdfIn PDF document text
- http://xn--oy2b9bv81anouola.com/upload/file/202109130845237579.pdfIn PDF document text
- http://sushinamu.com/uploads/files/pevonulefogod.pdfIn PDF document text
- https://rosewoodcity.org/nbloom/fckuploads/file/nejenojuleteluz.pdfIn PDF document text
- https://asztromiskolc.hu/ckfinder/userfiles/files/pimoxek.pdfIn PDF document text
- http://jtylek.pl/Upload/file/ligitorabipofone.pdfIn PDF document text
- http://www.fashiongale.ro/userfiles/files/dolixazakedelu.pdfIn PDF document text
- http://mathrainbow.com/userfiles/file/36831794995.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=free+fortnite+skin+generator+renegade+raiderPDF 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_off0000b484.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB484 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cc96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC96 | 15792 bytes |
SHA-256: 388253e4238a71700ad9f4d86e4728ef0ba2e13ede1281e219b6c8ef12fd26ed |
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font_02_sfnt_off0000f4e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4E0 | 10552 bytes |
SHA-256: a405048e715740b6226ec5254bf6f2eeddd29a2d7acd59d9a8c4e28a06ae5384 |
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