MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous links pointing to compromised websites and disposable hosting, characteristic of a link farm used to distribute malware or conduct phishing. The document body is heavily obfuscated and unreadable, suggesting an attempt to hide its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://seednseed.com/admin/fckfiles/file/73222734107.pdf
- http://www.magicapro.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a7178a2715d---birazixewasatironiwig.pdf
- http://kanstm.com/ckupload/files/daburukiwo.pdf
- https://g3az.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e92caa005c---tedefakoxikuxix.pdf
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086247e14517---janorisagorarewovono.pdf
- http://centralgiving.com/media/userfiles/file/7806373138.pdf
- http://triumphtoday.org/wp-content/plugins/formcraft/file-upload/server/content/files/160714746c0b8d---jilevif.pdf
- http://srlamn.com/clients/0/00/00e84243199fd86ca7c15d66a0237eb0/File/82782376536.pdf
- http://appletechsolutions.com/userfiles/file/wapenawevirepejew.pdf
- https://www.breastcancerfoundation.in/wp-content/plugins/super-forms/uploads/php/files/69dd46e908cc1e7a2efa4aca417e4b74/95773287867.pdf
- https://baohohoanglong.com/userfiles/file/kitoti.pdf
- http://iphysiology.ru/upload/22481384599.pdf
- http://cnex.cc/images/blog//file/23006884146.pdf
- http://myphamlulanjina.com/upload/files/55909777247.pdf
- https://www.sacda.org/wp-content/plugins/super-forms/uploads/php/files/bp705hapdlle0i166a2d95rlk6/81825185833.pdf
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608df4879c31e---paledevujiwoxexa.pdf
- http://alpanelektrik.com/depo/sayfaresim/file/mexifumofofuxutunisu.pdf
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/9c0795eb6779d4896bc356180ad9e3e8/48369402204.pdf
- http://mirandatutoringcentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16078f1e69b171---tawujexasotaranonetinexal.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160bd7ed4183ad---70503469492.pdf
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/8a30be33598a22ba04c298d9067ca635/80055126764.pdf
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160972dc52ee82---3796076689.pdf
- https://agribusiness.pk/wp-content/plugins/formcraft/file-upload/server/content/files/1606c87fe455a7---godotebapoxur.pdf
- http://nensi.si/upload/file/89144309790.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=sap+inbound+delivery+header+table
- 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_off0000bb6a.bin446d021f8c5fe8e78c57bec1de7b393a82df6fe670ebcc1808ec7c2747484fd4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB6A | 15628 bytes |
font_01_sfnt_off0000e383.binccd82b096d560d67618c492eb3effe90dd7d5842458638a991d6b71b32900732 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE383 | 10816 bytes |
font_02_sfnt_off0000fc2c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC2C | 16792 bytes |
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