MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous links to external websites, many of which are hosted on compromised CMS platforms or disposable hosting. The presence of a link farm with a 'spy software for pc free download' UTM term suggests a phishing or malware distribution attempt. ClamAV and ML classifiers also flagged this PDF as malicious, indicating a high likelihood of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://wills.sg/wp-content/plugins/super-forms/uploads/php/files/b4a21f9f57610718ddc75ec9f295ba07/21656981313.pdf In PDF document text
- http://transbur.ru/admin/ckfinder/userfiles/files/sajukowukegetinoxib.pdfIn PDF document text
- https://sanidom.pl/img/file/85069621754.pdfIn PDF document text
- http://salon-urody-bellis.pl/images/file/61653220856.pdfIn PDF document text
- https://action-roofing.com/wp-content/plugins/super-forms/uploads/php/files/327c575c78b4d8bd0245ab5960caa46d/rilivegolozizovurubatatil.pdfIn PDF document text
- https://jkmart.net/FCKFiles/File/vazefepudodagefimemufani.pdfIn PDF document text
- https://fwullong.com/upfiles/editor/files/forosikonaderuk.pdfIn PDF document text
- https://www.parkgest.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a3a05143a0c---27167934549.pdfIn PDF document text
- http://akvari-um.ru/userfiles/file/dezafi.pdfIn PDF document text
- https://diversified-nj.com/wp-content/plugins/super-forms/uploads/php/files/45ae5341011ec0533cf4cd850c27af7a/bifekunabujisalapupamo.pdfIn PDF document text
- https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/4e867fb4ebd0d8baca1112cf27e36d39/40093509524.pdfIn PDF document text
- https://www.reachcast.ca/wp-content/plugins/super-forms/uploads/php/files/b3a2f2973a70eac7fe8569da4b7a0b63/nedoso.pdfIn PDF document text
- https://basisangka.com/contents//files/gamugov.pdfIn PDF document text
- https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16089608368046---rexizolibidezo.pdfIn PDF document text
- http://theopenhouseclub.com/wp-content/plugins/super-forms/uploads/php/files/1e2036e55c899a13cd0718d3356356fd/wisodeduxojimarokujip.pdfIn PDF document text
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160984e695c101---3841676386.pdfIn PDF document text
- http://deltools.com/userfiles/file/famuxixaloxogalifo.pdfIn PDF document text
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160a1eec0357a7---81397817099.pdfIn PDF document text
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/1606db06522a24---gabukafogulemimego.pdfIn PDF document text
- https://felix-schulze.biz/wp-content/plugins/super-forms/uploads/php/files/q62b8kt0f1j8v7dhifaabet7e3/48248466510.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/160e719179ee87---lokija.pdfIn PDF document text
- http://evergladesharvesting.com/ckfinder/userfiles/files/wowolavokem.pdfIn PDF document text
- http://ugyvednok.hu/userfiles/file/koluworubokifuj.pdfIn PDF document text
- http://stauarchitetti.eu/userfiles/files/bowuririj.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=spy+software+for+pc+free+downloadPDF 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_off0000c259.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC259 | 16264 bytes |
SHA-256: 97224ccb2c3fa508bd4176f9842cefb278646563e9c0eedbdbd3032129895e77 |
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font_01_sfnt_off0000ec82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC82 | 10796 bytes |
SHA-256: 4a127de6d45bba551ec980b76a6290c4345fa139630e85fa3c5db5118475faee |
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font_02_sfnt_off0001059e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1059E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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