MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that form a link farm, likely intended to redirect users to malicious websites for phishing or malware downloads. The presence of compromised CMS upload links further suggests a malicious intent to host and distribute further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 https://smidgel.ru/uplcv?utm_term=lightroom+apk+unlocked+download PDF link annotation
- http://ettorebelfioreliutaio.it/userfiles/files/repegata.pdfIn PDF document text
- https://strechybenesov.cz/content/zapezed.pdfIn PDF document text
- http://myblindz.com/fck_user_files/file/8243991455.pdfIn PDF document text
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/f7c5945d2ba0bb0c57a032a923d43dd9/legatasukofajutafen.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136122d4c903---babeladagaboturidivura.pdfIn PDF document text
- https://vas-vill.hu/userfiles/file/53982029355.pdfIn PDF document text
- http://isleford.com/filespath/files/20210902125911.pdfIn PDF document text
- http://solyaris.pro/admin/ckfinder/userfiles/files/38733648543.pdfIn PDF document text
- https://eol.org.pe/ckfinder/userfiles/files/74603119636.pdfIn PDF document text
- http://ozdesignhouse.com/app/webroot/uploads/files/48401876106.pdfIn PDF document text
- http://okzawidow.pl/img/upload/files/28348462183.pdfIn PDF document text
- http://fratellibeninca.com/images/file/gatakuzijebifubopag.pdfIn PDF document text
- http://bluecars.pl/userfiles/file/55715935938.pdfIn PDF document text
- http://aucoindeshalles.fr/menu/file/42688496074.pdfIn PDF document text
- https://gospel-streams.com/asset/ckfinder/userfiles/files/17942920767.pdfIn PDF document text
- https://mzr-avocats.com/buddha/ckfinder/userfiles/files/96044780658.pdfIn PDF document text
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1612f4c1193afd---felizoweti.pdfIn PDF document text
- http://sportingfoundation.com/uploads/file/nafazabebusozunakoga.pdfIn PDF document text
- https://eventpro-kontraktorpameran.com/uploaded/files/jedajelaloti.pdfIn PDF document text
- https://pima-alarms.rs/slicice/file/tatejirebus.pdfIn PDF document text
- http://tahi.hu/ckfinder/userfiles/files/85717576739.pdfIn PDF document text
- https://duvanco.be/docs/files/68384695744.pdfIn PDF document text
- http://eko-baby.ru/userfiles/file/84742676391.pdfIn PDF document text
- 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_off0000dd28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD28 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f53f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF53F | 11028 bytes |
SHA-256: 037ef396273edbe0814bb6328001667f640ba48f3b7bbeed8120255589e136d8 |
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font_02_sfnt_off00010e8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E8B | 18160 bytes |
SHA-256: a5dc77357c4c70c5ebdd5d65dc58b833165253da728577d7d917b4ae1c1f7ed9 |
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