MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with numerous URLs pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution scheme. The document body is heavily obfuscated and unreadable, providing no direct content clues, but the overall structure and URL analysis strongly indicate a malicious link-based attack.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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://leap-egypt.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c175bed336c---55210442663.pdf In PDF document text
- http://noithattamphuong.com/upload/files/naxasejawimanusezan.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/1607ff4c918260---paxemogibugutijumoriga.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c31030b067a---39880355305.pdfIn PDF document text
- https://ecomassage.pt/wp-content/plugins/super-forms/uploads/php/files/21qlsspfjvh71cmobvdj2seqlc/71250366484.pdfIn PDF document text
- http://www.ecostroyservis.ru/File/24612099619.pdfIn PDF document text
- https://spheresignal.com/app/webroot/userfiles/files/4093875389.pdfIn PDF document text
- http://kjphotocon.org/data/userfiles/files/39156122922.pdfIn PDF document text
- http://lovemyskindayspa.com/clients/d/d9/d99ed7cf7cbac978b7326c22a81d1608/File/24682756619.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160af1d5633a39---suwenavo.pdfIn PDF document text
- http://tucholainfo.pl/userfiles/file/23597474544.pdfIn PDF document text
- http://modamoda.nl/uploads/pic_lib/file/55438345379.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609844c1a4e87---bolopo.pdfIn PDF document text
- http://greenbiotech.vn/uploads/userfiles/file/vekevinofogixa.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/b80a5751e538e662ac9fb96b2d95f344/mijiwufuxenorolasizizeg.pdfIn PDF document text
- http://terralis.eu/catalogue_dynamique/file/62544379506.pdfIn PDF document text
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a1553e7c0fc---molatowut.pdfIn PDF document text
- https://eandjfamilyhealthcenter.com/wp-content/plugins/super-forms/uploads/php/files/4aa3ff9f78b187efaa87993aa627a6a9/kisofolusumogep.pdfIn PDF document text
- http://www.sevenchurchestour.net/seven/wp-content/plugins/formcraft/file-upload/server/content/files/160b1cb46a87c3---pibevisabek.pdfIn PDF document text
- http://magnumprint.ru/upload/files/lolabase.pdfIn PDF document text
- http://thesetnews.com/images/fckeditor/file/51821761431.pdfIn PDF document text
- https://www.enviedecrire.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610ef168775fc---rotiduve.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=does+metformin+cause+sleepinessPDF 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_off0000e4f6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4F6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fd08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD08 | 16796 bytes |
SHA-256: 17eee4fdf31c4a4280e2a00e5451156d108ae7c13038dee16c762aadbdf9f6af |
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font_02_sfnt_off000128e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128E4 | 10740 bytes |
SHA-256: 45dbeb8f3647511802fdcf1433ed9f86f9aa7ecd467448572a6bf141d19600ce |
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