MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
The PDF file contains numerous embedded links designed to redirect users to various external sites, forming a link farm. One critical heuristic identified a direct link to known malicious redirector infrastructure at https://ttraff.com/wb. The document body, though partially corrupted, also contains this URL and others that are part of the link farm. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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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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://ttraff.com/wb?keyword=autumn%20leaves%20jazz%20chords%20pdf In PDF document text
- http://files.richardcozicar.com/uploads/1/3/1/3/131383823/metegebud_xatikeg.pdfIn PDF document text
- http://files.floridakeysoceangallery.com/uploads/1/3/0/9/130970014/jumepopem.pdfIn PDF document text
- http://files.nphsjrwolfpack.com/uploads/1/3/1/4/131483253/pageponiputi_gosalobire_vopepas_fatibo.pdfIn PDF document text
- http://files.silverisgoldgirl.com/uploads/1/3/1/8/131856358/pidevago_kisasasag_luxojomodebi_bupifekireja.pdfIn PDF document text
- http://files.sillassenhalf.com/uploads/1/3/0/9/130969555/bevijidu.pdfIn PDF document text
- http://files.stutteringsource.com/uploads/1/3/1/1/131164419/ae48ae31d9.pdfIn PDF document text
- http://files.huronsaugagolf.com/uploads/1/3/1/3/131384468/wisolijuxifikikorefi.pdfIn PDF document text
- http://files.neebz.net/uploads/1/3/2/6/132681767/4264c3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://waguxuxofino.files.wordpress.com/2020/07/87583065894.pdfIn PDF document text
- https://zezupid.files.wordpress.com/2020/07/lokuz.pdfIn PDF document text
- https://siladeketo.files.wordpress.com/2020/06/fenewarexojimizotil.pdfIn PDF document text
- https://nixalomitu.files.wordpress.com/2020/06/kejojuwobefe.pdfIn PDF document text
- https://rogofifadek.files.wordpress.com/2020/07/94532475841.pdfIn PDF document text
- https://burelixub.files.wordpress.com/2020/07/ribaju.pdfIn PDF document text
- https://bowamupodi.files.wordpress.com/2020/07/58312813628.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/77603652905.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dekafarisajanitid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wifufokamavobopizevotug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dogazuzotefoninu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/48054684450.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007ac0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AC0 | 5404 bytes |
SHA-256: 218f4a0471e69b83ffe588d1e47e6f2000c725401063ad1eb56d4ee78b97caa7 |
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font_01_sfnt_off00008cfe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CFE | 3020 bytes |
SHA-256: 2e9891ae6d5c222eec60b12a73b81bb69387537a489f5d9aca74c65d99ffaf7f |
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font_02_sfnt_off0000993a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x993A | 10076 bytes |
SHA-256: e5b43b052900a1298e7392133a2af002db6d63b9cfd88c1cc659c5f9a4709104 |
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