MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier as malicious. It contains numerous links to external websites, many hosted on compromised WordPress sites, suggesting a link farm or phishing lure. The primary URL, https://inwebjor.ru/uplcv, is associated with a 'mobile legends map hack 2021' search term, indicating a potential lure for gamers. No scripts were extracted, but the presence of multiple compromised CMS upload links and a link farm on disposable hosting points to a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.6803
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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PDF differential parser failed info PDF_DIFFERENTIAL_PARSE_FAILEDThe cross-check parser (pdfminer.six) failed on this file: PDF differential parser failed: PDFSyntaxError. Static heuristics still ran and any of their findings above are valid; only the differential cross-check signal is missing.
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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 https://inwebjor.ru/uplcv?utm_term=mobile+legends+map+hack+2021 PDF link annotation
- http://www.rebranded.tv/wp-content/plugins/formcraft/file-upload/server/content/files/1613b54ae67256---18733688099.pdfIn PDF document text
- http://greenhere.cn/upload/ckimg/files/202109220435374533.pdfIn PDF document text
- http://www.mkkdigital.pt/wp-content/plugins/formcraft/file-upload/server/content/files/1612fb5e207ef7---60400957718.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/16149126c0b79a---97687183864.pdfIn PDF document text
- http://cjmfgx.morefriendship.com/upload/files/puzutisese.pdfIn PDF document text
- https://eternalbliss.net/file/ziziduvoxul.pdfIn PDF document text
- http://laboratoriodiprogettazione-ve.it/userfiles/files/8703982499.pdfIn PDF document text
- http://kondicionery-vidnoe.ru/upload_picture/file/57591510705.pdfIn PDF document text
- http://dogomanhnghia.com/uploads/files/zepimifetezozari.pdfIn PDF document text
- http://federicozucchettiarchitetto.eu/userfiles/files/vurukalejabigadofu.pdfIn PDF document text
- https://artbynela.com/uploads/file/noxapuma.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/161319c7a85dac---93635475386.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614b79e50f078---18726879130.pdfIn PDF document text
- http://azbuka-d.ru/ckfinder/userfiles/files/7211595064.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1613f9fe2cf341---refamidawakirujeduvom.pdfIn PDF document text
- http://longtra.vn/userfiles/file/jokokeguwelodiwupidejig.pdfIn PDF document text
- http://www.tokyomagic.jp/images/library/File/tofegarara.pdfIn PDF document text
- https://marmetal.cevhertemizlik.com/userfiles/files/89370215795.pdfIn PDF document text
- https://kinhdoanhvaphapluat.com/img-dn/files/21825144949.pdfIn PDF document text
- https://noks.cz/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb4122f3c6---15764058265.pdfIn PDF document text
- https://binarbaidrealestate.com/public_html/userfiles/file/nategezoxowidezepuvajuro.pdfIn PDF document text
- http://filipdegreef.be/uploads/files/lewujikagoxasuxafufexot.pdfIn PDF document text
- http://ipublicity.cz/data/file/99745276683.pdfIn PDF document text
- http://gerocuki.hu/user/file/lovizanuzavunigakimasa.pdfIn 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_off0001a976.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A976 | 11280 bytes |
SHA-256: 08e67af1d13897f0df2db11cbc4425b7a3a9df14f1c2764ba03c42dda3e85c2a |
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font_01_sfnt_off0001c35a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C35A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001db6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1DB6C | 20068 bytes |
SHA-256: de4f732103fde1be63a7dd3a6d309d526f2f037dc073da079785a489bc39c9be |
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