MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm pointing to multiple disposable domains and compromised CMS upload directories, a common tactic for phishing or malware distribution. The 'SE_PASSWORD_ARCHIVE_LURE' heuristic indicates the document likely instructs the user to download a password-protected archive, a method used to evade static analysis. ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious classification.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 7
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://tahyuh.com/uploads/files/202109090503064073.pdf
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/1f01f33b8532aabc334419dd5f7623b4/62743732247.pdf
- http://atomleasing.ru/media/File/36411514249.pdf
- http://laarakkers.com/ckfinder/userfiles/files/virurefigotom.pdf
- https://ismart99.net/upload/files/zosenelikev.pdf
- http://www.jhannahs.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a03374be36---wuferi.pdf
- http://usatovl.ru/upload/fckeditorfile/88118710320.pdf
- https://chupwo.com/editor_upload/file/38575921066.pdf
- http://exosportsante.fr/ckfinder/userfiles/files/zadidedipimuwotis.pdf
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613519efe4ce5---90892784060.pdf
- http://mottaing.eu/userfiles/files/24889223028.pdf
- http://centonze-vini.com/userfiles/files/lalajelikofunew.pdf
- http://klubbelgickychobrov.sk/editor_uploads/files/86258753111.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/42a4b72bf532d03e247620b583eea9c5/xexurigo.pdf
- https://nada70.org/userfiles/file/lipibosogad.pdf
- https://advantage.ee/media/contents/file/57077504971.pdf
- https://millersexpress.com/userfiles/file/jugoda.pdf
- https://sassanoproperties.com/FCKeditor/file/63236483278.pdf
- http://bartuceviri.com/userfiles/file/reributujakud.pdf
- http://le-nora.com/userfiles/file/49385601696.pdf
- https://gegeny.hu/uploads/file/23841810155.pdf
- https://aspirecambodia-edu.org/userfiles/file/46154642465.pdf
- https://cncostruzioni.com/userfiles/file/jivawulamiterixunu.pdf
- https://netlandschool.cl/files/bebubixubepugojumi.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=angular+ui+library
- 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://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d922.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD922 | 16792 bytes |
font_01_sfnt_off0000f139.bin6c6949e4e42f301cb2dc6b711e08b4000ecdcbce052fb4f72db4108420b7a036 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF139 | 10100 bytes |
font_02_sfnt_off000107c7.bin0c9c880b48f2af594086b9f8c33ba55d187a8a1d0b01e7ba103ea35cf089f5f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107C7 | 17116 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.