MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector infrastructure at ttraff.com. The document body, though partially corrupted, contains text related to a 'Scarlett 18i20 3rd gen manual' and the authoring application 'wkhtmltopdf', suggesting a lure to download a fake manual. The presence of a link farm heuristic further supports the malicious intent of distributing links.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=scarlett%2018i20%203rd%20gen%20manual
- http://files.jake-hill.com/uploads/1/3/0/9/130969965/zopive.pdf
- http://files.modelrailways.tv/uploads/1/3/1/4/131452958/3972508.pdf
- http://files.dakotasdogs.com/uploads/1/3/1/3/131379832/4953109.pdf
- http://files.mobilhomebluesky.com/uploads/1/3/1/4/131438718/nowurevosuvik_supulowataluwa_takuxuwi_kuwid.pdf
- https://cdn.shopify.com/s/files/1/0437/8768/1952/files/jekuzunixebomus.pdf
- https://cdn.shopify.com/s/files/1/0439/7400/0798/files/jesomo.pdf
- https://cdn.shopify.com/s/files/1/0432/6385/2708/files/21617721958.pdf
- https://cdn.shopify.com/s/files/1/0433/8037/5715/files/75776072893.pdf
- https://cdn.shopify.com/s/files/1/0430/7664/9124/files/85636265660.pdf
- https://cdn.shopify.com/s/files/1/0431/3654/9018/files/a_very_potter_sequel.pdf
- https://cdn.shopify.com/s/files/1/0430/2998/7489/files/rosatuweru.pdf
- https://cdn.shopify.com/s/files/1/0428/7696/0924/files/71197707197.pdf
- https://cdn.shopify.com/s/files/1/0439/2602/8456/files/pig_latin_to_english_translator.pdf
- https://cdn.shopify.com/s/files/1/0431/4162/8053/files/31967700793.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067ab.bin0db8b9805aaf92e1fe97c670f0984ab01bc7d5426830f08959cd51588943b66a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67AB | 5868 bytes |
font_01_sfnt_off00007b82.binbc2bcfb4551e01a668d934710ddee2c028de2181780052e8e0aed55140ea7bc1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B82 | 11900 bytes |
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