MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code. The sample also exhibits characteristics of a link farm, with numerous external URIs pointing to potentially compromised websites or disposable hosting. These links likely serve to redirect the user to a phishing page or a download site for further payloads, as indicated by the ClamAV detection of 'Pdf.Phishing.Trojan'.
Machine Learning
- Nyx PDF Classifier suspicious score 0.4487
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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External URI info PDF_URIPDF contains an external URL action
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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://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/74b5536633f1a1123aa71762ae26e198/82275741283.pdf In PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5utt07h0530lkrl29qr8d16sk5/vajowodanakaberegob.pdfIn PDF document text
- http://belovosushi.ru/files/13073554068.pdfIn PDF document text
- http://cpils.com/userfiles/file/6013803251.pdfIn PDF document text
- http://sklepjola.pl/userfiles/file/51654281813.pdfIn PDF document text
- https://mziagroup.com/wp-content/plugins/super-forms/uploads/php/files/nq57265uugdqui7up544ip6lfo/80174598513.pdfIn PDF document text
- https://kurishupally.org/userfiles/file/20616292018.pdfIn PDF document text
- http://austria-ex.com/images/blog//file/lisedaju.pdfIn PDF document text
- http://gulfcoolcontracting.com/uploads/userfiles/file/file/xunago.pdfIn PDF document text
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/c38e3fe39c142408d4b7356490cb95de/34145341373.pdfIn PDF document text
- http://patanamachine.com/imgUpload/files/93170836346.pdfIn PDF document text
- http://conelser.hu/fck_uploads/file/gipit.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160915a89ef00b---7675461262.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1176915ca---24681448476.pdfIn PDF document text
- http://stellamaris.cz/userfiles/zikurufezinipoku.pdfIn PDF document text
- https://antoinepanau.com/wp-content/plugins/super-forms/uploads/php/files/74efae8f86f1ac8ac03b8dd9d6722229/kejurudisesudi.pdfIn PDF document text
- http://www.creativitaecomunicazione.it/js/lib/ckfinder/userfiles/files/17544052204.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/940ee9965626adb9d5f3d410ee7f83b7/19169266538.pdfIn PDF document text
- http://kino-cosmic.ru/sadm_files/50164621710.pdfIn PDF document text
- https://www.paparazzirestaurant.com.au/wp-content/plugins/super-forms/uploads/php/files/6150fbce0d46a0abff5cf3e2b47d1580/pigulujabuzebemizupazu.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a5325c19354---midurajuxo.pdfIn PDF document text
- https://mfdesign.hu/files/file/23358757121.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=makalah+induksi+magnetik+pdfPDF link annotation
- 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_off0000f2fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2FB | 18912 bytes |
SHA-256: 1cc3155ab8916a54a337cfa7ebcfb7733a80c5a414b15a8e0bdfbd09b8241eb9 |
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font_01_sfnt_off00012500.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12500 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013d17.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D17 | 10912 bytes |
SHA-256: e31b426d34ec662a6ba12cb7d082c3a4f4cb764c5b25b3da9c4e98ba7a45be08 |
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