MALICIOUS
204
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to compromised CMS uploads and disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely to trick users into downloading a secondary payload. No scripts were extracted, but the PDF structure itself facilitates the attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 8
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/f22d51a927c3c13da199217fa445259d/kipezegifasugizaguvotof.pdf
- https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/7e0078ff3b2873a813ec40318fd4bf75/tozonixiterajiv.pdf
- https://atlasautoglass.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d4afc23ef3b---17863086577.pdf
- https://relaxationplusmn.com/wp-content/plugins/super-forms/uploads/php/files/2d9d011b6d7891b7ae134abaed81c45b/vekegobezamixu.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/c9nqlv3n3ohnn0drb3armobjv6/fuvujolalezuj.pdf
- http://cambridgekapurthala.com/damana/userfiles/file/vufituje.pdf
- http://buergerforum-tirol.at/file/vunapiwifejezid.pdf
- https://alshaabcoop.com/userfiles/file/vijixawofuxesavo.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a260b61f1b8---sezitakuferinotipanaze.pdf
- http://syarmarka.ru/userfiles/files/bijilaninegix.pdf
- http://carrozzeriardue.it/userfiles/files/31191351973.pdf
- https://www.grandiosa.is/wp-content/plugins/super-forms/uploads/php/files/o038b8kt3tuuhvm7b7t6aobgl5/bisezuwarofo.pdf
- http://vdadanang.vn/app/webroot/assets/files/kedizojategutalu.pdf
- http://totaldeliverancecathedralchurch.com/clients/2/22/22dae496a1749ae881e6bee195142b05/File/31203672805.pdf
- http://angarakshaksecurity.com/userfiles/file/66633822498.pdf
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608ba87447804---dijuw.pdf
- https://hamzsabegi60szallo.hu/UserFiles/File/pokurojoj.pdf
- https://zebcom.in/userfiles/file/lurexodanavoximexeluja.pdf
- https://vestol.bg/files/file/98650812801.pdf
- https://omomediacion.com/wp-content/plugins/super-forms/uploads/php/files/e1ac65d0cd1875746cab39a301cdd165/riregisajexabizizu.pdf
- https://youstore21.com/wp-content/plugins/super-forms/uploads/php/files/10557c5e48581bf7b79aaed11e8924ce/dofijivusuponagamelotugik.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=conver+pdf+file+to+word
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eb3b.bin4e23f8fb6601aa3088d35adbb8a93e7a015a09324d7fe08eab521d62368b3abe |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB3B | 10344 bytes |
font_01_sfnt_off000102b1.binfcca37035df06e555c2991ff65faa0e8497ca6423bee408ebc46b3aef925b516 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102B1 | 16144 bytes |
font_02_sfnt_off00011830.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11830 | 16792 bytes |
font_03_sfnt_off00013042.bin38a178b2875c8235a5566f99b052f9cd5c264dc465eab7aa18dc30f5a0aca7a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13042 | 17268 bytes |
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