MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised WordPress upload directories, suggesting a link farm designed to redirect users to malicious content. The PDF's structure and embedded links are indicative of a phishing or malware distribution campaign, likely initiated via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://www.18fire.com/wp-content/plugins/super-forms/uploads/php/files/32150ed1c04b7ce97472ffd93d21dd09/xepuwasefikamileka.pdf In PDF document text
- https://theshairpodcast.com/wp-content/plugins/super-forms/uploads/php/files/da78a0d4ce76ece90202b6d346e256d3/15999568204.pdfIn PDF document text
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081a99037922---puzidolejuruzu.pdfIn PDF document text
- http://es-umzuege-transporte.de/wp-content/plugins/super-forms/uploads/php/files/0d3e6be022d1fec874f6b54867f729c9/fuwoxedidinutixo.pdfIn PDF document text
- https://lea-inc.com/wp-content/plugins/super-forms/uploads/php/files/70982794f2c6e2fe7f2cb86bc4489a8f/54698970721.pdfIn PDF document text
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/31a1627caf7b19f5c1771d9199da18f2/lirutuwoje.pdfIn PDF document text
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f4ff395768---wusotujezamipagilafefu.pdfIn PDF document text
- https://www.hinogas.com/wp-content/plugins/super-forms/uploads/php/files/thbuqdet51usb81hql28rmgtv1/23386690179.pdfIn PDF document text
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/m0f9fttdtthd11mdkgd1n3fmu5/85756020794.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/16080f1cce168c---vilerurowoxisugotilajoju.pdfIn PDF document text
- https://www.treehousecare.org/wp-content/plugins/formcraft/file-upload/server/content/files/16078925f39e90---75440789144.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160862a2cf2f30---49474542799.pdfIn PDF document text
- https://upchealth.net/wp-content/plugins/super-forms/uploads/php/files/0f088305c6fd7fa07c10aa8a8aa5838a/janiwedisavijabipajirub.pdfIn PDF document text
- https://www.vibrationmonitoring.asia/wp-content/plugins/formcraft/file-upload/server/content/files/16085371ebe6fa---nelekikuliboxa.pdfIn PDF document text
- https://hylyt.co/wp-content/plugins/super-forms/uploads/php/files/31afb2c8507a99167454e3d3ef0d70ca/mosavesesirufexunojux.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=insert+copied+cells+in+google+sheetsPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cfe0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFE0 | 5064 bytes |
SHA-256: 688cc842b3b0f179488c6d90dcae0275354f56c452ad45b52afa4cc1e5c8ea4c |
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font_01_sfnt_off0000e115.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE115 | 10468 bytes |
SHA-256: 6072402439bd591a6805b76b5aa4bf8449bf41fb3d68042ff612d908b8abfca8 |
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