MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple external URLs, some hosted on compromised CMS uploads. The presence of a 'download button' lure further suggests a malicious intent to trick users into downloading further content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9919
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://www.mearesandassociatesllc.com/siteuploads/editorimg/file/79706948967.pdf In PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/1cvgntoe5ehcpf6dcik9nn4su0/56524647404.pdfIn PDF document text
- http://dharmapremipariwar.org/userfiles/file/15622596431.pdfIn PDF document text
- http://abcbyspu.com/ckfinder/images_store/files/logatipetebabebil.pdfIn PDF document text
- http://aire-limpio.com/img/editor/file/65061604440.pdfIn PDF document text
- https://www.soroptimist.be/oldsite/intranet/ckeditor/ckfinder/userfiles/images//files/8824195220.pdfIn PDF document text
- http://www.drop-lok.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bdec0a78465---noxanivad.pdfIn PDF document text
- http://vervesimuhub.com/userfiles/file/82248186828.pdfIn PDF document text
- http://vmkmsz.hu/userfiles/file/manubawe.pdfIn PDF document text
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f282daeae5---23713287547.pdfIn PDF document text
- http://tele-fonika.pl/upload/file/befev.pdfIn PDF document text
- http://taeguektour.com/FileData/ckfinder/files/20210618_E897A850FA75667C.pdfIn PDF document text
- http://chataphan.com/file_media/file_image/file/lomujewodelapilu.pdfIn PDF document text
- http://woods-china.cn/ci2/userfiles/files/20210610035907.pdfIn PDF document text
- http://bortran.com/upload/image/file/20210621020625.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6503d19b72---71930781494.pdfIn PDF document text
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/16086c67cd3986---derufipomi.pdfIn PDF document text
- http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609edb0155853---12132878371.pdfIn PDF document text
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/160fb0d558e1c3---nukuzupubejidezomi.pdfIn PDF document text
- https://dmvassociates.com/wp-content/plugins/super-forms/uploads/php/files/b19ff04dec38fad53f9131fcdb1a9139/75592902607.pdfIn PDF document text
- http://deepakbatteries.com/uploads/file/38607487496.pdfIn PDF document text
- http://thamdinhgiadaiquang.com/img/files/jofanerixajodarilebadote.pdfIn PDF document text
- https://cissud.eu/uploads/ck_editor/files/77721570830.pdfIn PDF document text
- https://www.goldenplanet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/160b53321e7d0f---voxuna.pdfIn PDF document text
- https://hkfew.org.hk/ckfinder/userfiles/files/55951275833.pdfIn PDF document text
- https://www.energetisch-therapeut-estie.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607ffbdc7b43b---89018806413.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=pokemon+moon+gba+rom+hackPDF 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_off0000f218.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF218 | 10508 bytes |
SHA-256: a90caffba35b0916d78f5e9742df6b1bc3fdfe12f5822f62a00ed7c1b1ba19b0 |
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font_01_sfnt_off000109ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109CE | 17704 bytes |
SHA-256: 043bd118f95c01207a1d734474e9ad9d4e5c085afdd7b57175774231798a2857 |
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font_02_sfnt_off00013864.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13864 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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