MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm pointing to numerous compromised websites, many of which are hosted on disposable domains. This behavior is indicative of a phishing or malware distribution scheme, where users are lured to malicious sites. The ClamAV detection and ML classifier further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://israel-aliya.com/wp-content/plugins/super-forms/uploads/php/files/4ff13b5398d5df4c965e9b25570399aa/kulinurilon.pdf
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/16075263801eab---67396126071.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/8b601495faad107dd1656696b3ec6ae4/87466034330.pdf
- http://fotografiafrancescosomma.com/userfiles/files/2429476873.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/7eoe36unme53g5aqqpvegrdpvn/lifudavelobawobekokilago.pdf
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/asr7sdh1ersi3ml4mt85tv7vs9/pujetelufa.pdf
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/6ca826e4dec2ea327aa3ec049aa1e623/sijugidaz.pdf
- https://wpsqld.com.au/wp-content/plugins/super-forms/uploads/php/files/9b1b066c2282658d708709e35bc16b48/51002790117.pdf
- http://md-servicios.com/userfiles/file/kumoke.pdf
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/4pmkk8rmluimcqm28rcg4h5k75/volaxuluxuwudubamororu.pdf
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/16092f112f3388---xosozozu.pdf
- http://k-souz.com/userfiles/file/62930845824.pdf
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/fu48fut2c3n3o7pr6ovjcqivsd/kawekedemajibopit.pdf
- https://www.digitalsofts.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1df1dda20d---gemuvapetikuwed.pdf
- https://ltssinternational.com/res/wysiwyg/file/21681972338.pdf
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160987e24a81b4---68038231562.pdf
- http://fashioncenterpoint.com/wp-content/plugins/super-forms/uploads/php/files/350d5787678a0ebab39b7ea4e6e692a5/nekigarakapitifarum.pdf
- https://ppuhperspektywa.pl/files/edytor/file/87461861492.pdf
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b1deb460b16---32628204015.pdf
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/ap8gsrje5k6tnklj2tisju88v4/85106461632.pdf
- http://weymouthhighschoolclassof62.com/clients/5/50/50fe23896e84432c97ff20d680692bb9/File/7264861121.pdf
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/160c9609de7a65---93975440820.pdf
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/1606c96d600f70---20535568593.pdf
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a17e9170cda---bifubegukawilatatap.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/1KS0DP0cxss/uplcv?utm_term=that+was+amazing
- 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_off0000c90f.bin96083102e31c4fa1d5f21454d423887a72d92093ab6976f257387b2d3796caa5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC90F | 17920 bytes |
font_01_sfnt_off0000f559.bind90b64b3a371700ae4201ec3396c9a6e92556de9f3933b41755aef1cc2b310ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF559 | 10264 bytes |
font_02_sfnt_off00010c4e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C4E | 16792 bytes |
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