MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. The presence of a 'Password-protected archive handoff' heuristic suggests the document's purpose is to trick the user into obtaining a password for a separate malicious archive. Numerous embedded URLs, many pointing to compromised CMS uploads or disposable hosting, reinforce the malicious intent by acting as a link farm to distribute the payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 7
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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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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
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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://ilkemymm.com/image/files/86211537762.pdf
- http://shijijiaming.cn/filespath/files/20210911190905.pdf
- http://aire-limpio.com/img/editor/file/tiwudo.pdf
- http://unibox.lv/files/text/31008471442.pdf
- https://glearningsolutions.com/userfiles/files/wujuxoferazelesaxe.pdf
- http://gidromall.ru/img/uploads/file/buzodikilazogaxapikipen.pdf
- http://thepokeluau.com/uploads/files/78122535946.pdf
- http://fanta-life.com/userfiles/file/dowebovifarifuwudepofum.pdf
- https://fasaac.org/temp/files/zorapasa.pdf
- https://vico-real-estate.com/ckfinder/userfiles/files/libinufekoxizijax.pdf
- http://objets.immoweiss.lu/userfiles/files/sonisobekupenov.pdf
- http://superfishinglewood.com/uploads/files/fobijiwikonepivol.pdf
- http://bndweb.nl/upload/files/17214337306.pdf
- https://aayams.com/userfiles/file/depabuvi.pdf
- http://bidmitt.com/img/files/file/jelam.pdf
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/161322d5e41883---18546656571.pdf
- http://lawyersmarketingusa.com/user_upload_image/file/
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/16132a2ffd2325---wusawivus.pdf
- http://futuralagoparking.eu/userfiles/files/76217730158.pdf
- http://www.pattyn360.com/upload/forum/files/14059778098.pdf
- http://millionsdiscount.com/mo_images/files/7114715871.pdf
- https://munis-roquesalbes.cat/demo/vilalba/imatges/file/61463136881.pdf
- http://apmnir.ro/fckfiles/file/35909898781.pdf
- http://www.veronicaneal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/16139595d8e3f0---53180865526.pdf
- http://akekaluck.com/ckfinder/userfiles/files/kumajanoxakuto.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=clockwork+prince+pdf
- 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_off0000ddba.binaca270ca3250f2ab8640211d62a8600a4fe02ded457581c863395495ae2829ef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDDBA | 18432 bytes |
font_01_sfnt_off00010d2c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D2C | 16792 bytes |
font_02_sfnt_off00012543.bin33d5cc7203c3e24e88cf394ee3b71c13331124c86618b338f63e423f7795df54 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12543 | 10392 bytes |
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