MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to websites that appear to be compromised WordPress installations, identified by heuristics as a link farm. The ML classifier and ClamAV detection strongly indicate malicious intent, likely for phishing or distributing further malware. No scripts were extracted, but the structure suggests a lure to external malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://cleannshieldflorida.com/wp-content/plugins/super-forms/uploads/php/files/bf0eaec3779eee45067e5e8a4a945e9a/kemisirexetuzoko.pdf
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/b7e54480ef165fd3613ba95c4cf527db/3622357339.pdf
- http://www.lifestaralberta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609efe22540a1---2564486077.pdf
- http://iideree.org/wp-content/plugins/formcraft/file-upload/server/content/files/160acd13851cad---65286151991.pdf
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/160aa917a3c114---57322901387.pdf
- http://emeraldcovepartners.com/_data/images/file/86739724979.pdf
- http://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/s6i8bu1vmi4e4bl4hkqht8iajh/41470572799.pdf
- https://www.m2asolutions.com/wp-content/plugins/super-forms/uploads/php/files/d156dd0526f563e23e7acf0a4db85862/devikexog.pdf
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/o0fi6mlhvo9mj5uh9431g51ht2/wapev.pdf
- http://www.caribbeandentist.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e459e49a08---ropaxodabudepura.pdf
- http://montgomery71.com/clients/34132/File/72413420679.pdf
- https://amenajarisiconstructii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608c91aa5e95e---wetedijabe.pdf
- http://au-coeur-du-temps.com/userfiles/file/samufitonuwoxe.pdf
- http://meble-tk.pl/userfiles/file/78436710842.pdf
- http://teormech.ru/teormech/usrimg/file/16097253966.pdf
- http://nicolalazzarotto.com/userfiles/files/porapilinovaditibur.pdf
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090f4c2b5339---fukifugisujad.pdf
- http://asesoriagarpe.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad107fdeb7f---vunamuzigerubupegumogipo.pdf
- https://alzubidi.com/userfiles/files/gegijibunumijarupazopoboz.pdf
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/160949338196d3---60610528602.pdf
- https://bouwservicewinthagen.nl/userfiles/image/file/zitowi.pdf
- http://botanicgardenscafe.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606c83947dfc3---mamamoripabujefefidegu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=math+for+4th+class
- 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_off0000ed67.bin4b511326be1ec6830cdfda572dbe8614b94180aa328458ef2d666f793ad5cf94 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED67 | 17192 bytes |
font_01_sfnt_off00011ab8.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11AB8 | 16792 bytes |
font_02_sfnt_off000132cf.binef1303f022aacc7ca1eaafb4386835f5a7c6d975dc71a06b7acb57c2bc581106 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x132CF | 10176 bytes |
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