MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS upload directories, suggesting it's part of a link farm designed to distribute malware. The presence of a 'download button' lure further supports a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9927
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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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 http://sebatmakina.com/files/zawabumopovaropedorug.pdf In PDF document text
- http://findmealocalpainter.com/insurazon/admin/userfiles/file/popuvoraxugitadolekot.pdfIn PDF document text
- http://biomisszio.hu/tmp/50330616200.pdfIn PDF document text
- http://servis-hradec.cz/files/file/92602833726.pdfIn PDF document text
- https://gservicepz.com/wp-content/plugins/super-forms/uploads/php/files/cc7d6450272cba9b5efc4ee18b09ac70/39864570770.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160c19a51c4585---bejoxurube.pdfIn PDF document text
- https://www.expoagrogto.com/wp-content/plugins/super-forms/uploads/php/files/tm3ss8ha7dc70n3tmqqj0gbe51/kusokenizusijijunewu.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af81dbc4a5e---fokemasawofawo.pdfIn PDF document text
- https://foxtailmag.net/wp-content/plugins/super-forms/uploads/php/files/42fdbc9e9bf5767e1f0c68e3df95a609/44955371525.pdfIn PDF document text
- http://ifa-astrologie.de/userfiles/file/zisegitusomu.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/93d73c993be170c5e2dbf9128533716e/jevisozasa.pdfIn PDF document text
- https://landbondcorten.com/attachment/file/66679d11c3827f1e6a32cf212db1b603.pdfIn PDF document text
- https://fullprotec.com/ckfinder/userfiles/files/damenigo.pdfIn PDF document text
- http://grappin-annat-como.com/userfiles/grappin-annat-como.com/file/35632233449.pdfIn PDF document text
- http://tuanlongland.com/upload/files/5940290756.pdfIn PDF document text
- https://datxeninhbinh.com/data/dulieu/files/7921756640.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/3kmmmc5fhbcaj1f3m6t9g52k90/pewir.pdfIn PDF document text
- https://wamsconference.com/wp-content/plugins/super-forms/uploads/php/files/12e5b533e590f009e6b9c43babd0b1a2/namadawewusenufazefup.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/16092157a4970c---felubejaditumapinowozugis.pdfIn PDF document text
- https://felix-schulze.biz/wp-content/plugins/super-forms/uploads/php/files/ni77nni63qh09os418oor3o8oj/kezibikibonizakobota.pdfIn PDF document text
- http://jiuxingchaoshi.com/uploads/file/132226016905.pdfIn PDF document text
- http://cestovni-postylka.eu/userfiles/file/61090277998.pdfIn PDF document text
- http://localhomesales.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606caedceb641---72802108765.pdfIn PDF document text
- http://circuitoinsulargc.com/documentos/file/pijofisejarefurusipaje.pdfIn PDF document text
- http://dbcasagayathottam.org/assets/uploads/cms_images/files/94241532965.pdfIn PDF document text
- http://g-shocktou.com/user_file/file/57953723462.pdfIn PDF document text
- http://drive4smilesquebec.ca/clients/f/f5/f58105ca183540932673f5bf18e62671/File/fatovisujasuvitevew.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=baixar+proshow+producer+6+crackeado+em+portuguesPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fb3f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB3F | 11412 bytes |
SHA-256: 29da658de704eb224f16b927ea2da53c255677c1c1efa885f16e008bad51d261 |
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font_01_sfnt_off00011622.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11622 | 19292 bytes |
SHA-256: 16029168f87d4b7a58e282dbd3f1a473d80eea59119c344a737c172a44ae1fce |
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font_02_sfnt_off000145e9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x145E9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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