MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm pointing to multiple compromised WordPress upload directories and disposable hosting sites, suggesting an attempt to distribute further malicious content. The presence of external URIs and link farms indicates a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9765
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://xetaihyundai.net/upload/files/41387499251.pdf
- https://autoschiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/160ab5d5c017ce---55445908882.pdf
- https://www.ediliziaindustriale.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ccf2d2b714---rimupezufujolirevuzewab.pdf
- https://awlights.com/wp-content/plugins/super-forms/uploads/php/files/1b599cf44c486ecdc66a66f6e8405e1e/wiritalozokufibogewota.pdf
- http://english-island.pl/wp-content/plugins/super-forms/uploads/php/files/g8nhupvd8lsnc2v0aa1iq5ki42/89813818094.pdf
- http://mankatomnclassof71.com/clients/e/e0/e0e8961458839910853a12af65841b27/File/82851449115.pdf
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/77cf7dcfe79907ebea943deec59a40d8/fezosasukiga.pdf
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/8ao88rv1enfb1kfv53ksnh8kmhteiuf6/11044429776.pdf
- http://hacoauto.vn/upload/files/35425571540.pdf
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160bf4b74ca142---67191254230.pdf
- https://artasedanasingaraja.com/uploadfck/file/notuzebepa.pdf
- https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609d86326153c---48903218565.pdf
- https://controlcert.se/wp-content/plugins/formcraft/file-upload/server/content/files/1609a58e92a22b---37571116194.pdf
- http://www.consorcio.edu.pe/wp-content/plugins/formcraft/file-upload/server/content/files/16091ebc2b8668---6604488077.pdf
- https://webmodeli.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c261520a518---70062074389.pdf
- http://bioident.pl/photos_fck/file/kujalevosepunofas.pdf
- http://aldo-ins.com/userfiles/file/dofim.pdf
- https://sunarchegypt.com/userfiles/file/96821543945.pdf
- http://dirabrealtors.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085727aab7e7---mebibi.pdf
- https://kueapem.com/contents//files/39659064678.pdf
- https://sf-tfi-pgu.uz/wp-content/plugins/super-forms/uploads/php/files/0015bbf6438ebbd7782970f34c28b812/73805865679.pdf
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160963fb9814b6---50622176672.pdf
- https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606f59f7e6369---73185282584.pdf
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/097581756a97fc07abf1d8ee4a9f49ab/binewedekepuruxilari.pdf
- http://misosmile.com/upload/editor/files/rutawivesiwaragadijev.pdf
- http://arniestribu.com/campannas/file/medeligoxuzedudu.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=ek+galti+song+mp3+download+pagalworld
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e154.binc23bd6dd0a4c92d1f331f65e61e3c2ee80c062e2d8fa5d1e0ef898f219ad49b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE154 | 16624 bytes |
font_01_sfnt_off0000f8b0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8B0 | 16792 bytes |
font_02_sfnt_off000110c2.bin8f45aaa9d93f31ecb45e24f742bda37b5a274efe7dc1fec22ff42d30cdeef3a9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110C2 | 19396 bytes |
font_03_sfnt_off000143f2.bin35be2221fbe886955e56ec82ff94fdfbee68a57d839d65735198e5223e8ba9fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x143F2 | 10936 bytes |
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