MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress upload storage and other disposable hosting, suggesting a link farm designed to redirect users. The PDF structure and embedded links are indicative of a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 6
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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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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 http://akcjonariusz.com/UserFiles/file/47145865281.pdf
- https://anandamsanyal.com/userfiles/file/gedaberitizebadoxodufimi.pdf
- http://tantex.org/tantex/tantexuserfiles/file/valulenopixuguvaputesid.pdf
- http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fbb1793fd6---45178317611.pdf
- https://alice-immo.com/userfiles/file/34709228173.pdf
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc5c7b2a91---51664765682.pdf
- https://maidintown.co.uk/wp-content/plugins/super-forms/uploads/php/files/eac11b226dd24ff9d46c88562ddd21d8/sagijilijetunijepijen.pdf
- https://mttrasportisrl.it/dati/upload/file/nasoguzagir.pdf
- http://shethof.ch/cgi-bin/dynamisch/file/tonoj.pdf
- https://rugsinc.in/UserFiles/files/85628209351.pdf
- http://asesorialuishervas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071753c11aba---27740921667.pdf
- https://prsnashville.com/wp-content/plugins/super-forms/uploads/php/files/add01b1b73091c49ad0b17d7fb8d3ed1/71748831645.pdf
- http://erbilsunhotel.com/wp-content/plugins/super-forms/uploads/php/files/bo7m29ju8p9igap6nhqqb9o5m4/5386495792.pdf
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085b1c3a2748---baxeratapatevobawed.pdf
- https://iwnta.com/userfiles/file/viretopemarowerasa.pdf
- http://domholidays.com/userfiles/file/mekirigivenagididafogojo.pdf
- https://118highschool.am/wp-content/plugins/super-forms/uploads/php/files/d1d5e2a8f63b846c875c16ca5784917e/5613512445.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/i6mo4ovnp4omkrch8haostuu8i/vizerovuguj.pdf
- http://dangkyidol.com/wp-content/plugins/super-forms/uploads/php/files/b6lmo9hgounqc8kuiveqm64m55/25842356801.pdf
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086e6985a56a---gatusejonigazexotojatut.pdf
- http://asu.com.vn/wp-content/plugins/super-forms/uploads/php/files/p1lfpicc2fj9vjim42rkvt3ob2/30439744139.pdf
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afdb59019a0---59212346484.pdf
- http://thefjordbaklawfirm.com/clients/876731/File/vixakulovigezelara.pdf
- https://boumqueur-edition.com/upload/fckeditor/file/72412230761.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=the+left+and+right+coronary+arteries+carry+blood+to+the
- 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_off0000e572.bind22cc235e336a507ce3c9a85066a368ddbce235ac798025f3feae2d7d53225f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE572 | 16852 bytes |
font_01_sfnt_off000110f4.bin3570f8dbda1ec67b60ea3c0257fe8acc0e182f6180ed5ba622f4b4450bb333e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110F4 | 10972 bytes |
font_02_sfnt_off00012a2e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A2E | 16792 bytes |
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