MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised as a download button, aiming to trick users into clicking it. The document body and embedded URLs suggest a lure related to 'online pdf watermark remover software'. The link leads to a redirector at 'ttraff.cc', which is a known malicious infrastructure. The PDF also hosts a large number of links to other PDFs, likely for SEO manipulation to improve search engine ranking for malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.cc/pify?keyword=online+pdf+watermark+remover+software In PDF document text
- http://files.mrsgreenger.com/uploads/1/3/0/9/130969659/gonelag-kibewofu-keguvaxusatawu-xodotesedoza.pdfIn PDF document text
- http://files.villa.balibidadaritours.com/uploads/1/3/1/4/131453171/moledi_gapuromeba_setatefuxuja_tanudutagasipad.pdfIn PDF document text
- http://sodemotip.lancelawrence.com.au/uploads/1/3/0/7/130776485/taziziretaz.pdfIn PDF document text
- http://files.covidhelp4highland.org/uploads/1/3/1/4/131406563/4ce14.pdfIn PDF document text
- http://files.partoencasamujeressabias.com/uploads/1/3/2/6/132683014/vigavo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7854/9665/files/actual_reading_test_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7247/9647/files/23523641839.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1959/2102/files/18965601011.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5913/2069/files/benign_intracranial_hypertension.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8789/6480/files/88546353979.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0088/9507/files/zimatizokosupewufetor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3768/7962/files/domain_driven_design_distilled_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5127/7726/files/rofuzameko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/4029/8392/files/77568198835.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8991/1194/files/auditoria_contabilidad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8034/3967/files/48321734433.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8987/9445/files/nuwevoko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1335/7214/files/pdf_file_at_least_one_signature_has_problems.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6951/2607/files/wuzajiloloxefobowasevan.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006692.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6692 | 5428 bytes |
SHA-256: 64556090edb6b371acf2fc5250c6bcbaea262313fe5990852a0b08119b1385ee |
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font_01_sfnt_off00007911.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7911 | 10592 bytes |
SHA-256: 8d56b85961cea26f7fd2d047d0b147c481055c563dead6e7799e4de559bfd7e1 |
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