MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which, https://ttraff.cc/123?keyword=writing+a+summary+of+an+article+pdf, is flagged as a malicious redirector. The document body, though heavily obfuscated, appears to be a lure related to writing article summaries. The presence of multiple PDF links and the ML classifier's high confidence score indicate a malicious intent to redirect users to harmful content.
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.cc/123?keyword=writing+a+summary+of+an+article+pdf
- https://cdn-cms.f-static.net/uploads/4365536/normal_5f915b4205be8.pdf
- https://cdn-cms.f-static.net/uploads/4366371/normal_5f92a7771f77e.pdf
- https://cdn-cms.f-static.net/uploads/4386087/normal_5f8ebd57260f1.pdf
- https://cdn-cms.f-static.net/uploads/4391642/normal_5f8e9fec5fc12.pdf
- https://judamuguduvawa.weebly.com/uploads/1/3/4/3/134352100/figikevobaxe.pdf
- https://rosuxemu.weebly.com/uploads/1/3/0/7/130776582/kinave-zisid-pikufelem.pdf
- https://worobewunit.weebly.com/uploads/1/3/1/4/131406731/teziwulelikowosiw.pdf
- https://cdn-cms.f-static.net/uploads/4366987/normal_5f8f9597ca48e.pdf
- https://cdn-cms.f-static.net/uploads/4366055/normal_5f872c6ea65ef.pdf
- https://cdn-cms.f-static.net/uploads/4382208/normal_5f8b64ceda6aa.pdf
- https://cdn-cms.f-static.net/uploads/4365555/normal_5f91c130381cc.pdf
- https://cdn-cms.f-static.net/uploads/4380403/normal_5f94c1681c439.pdf
- https://cdn-cms.f-static.net/uploads/4376856/normal_5f89e3c597bce.pdf
- https://cdn-cms.f-static.net/uploads/4369638/normal_5f92ab07c907d.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/c949e108-05d4-4eec-a78e-958cf1fbed90/cuaderno_de_trabajo_primer_grado.pdf
- https://uploads.strikinglycdn.com/files/4fa73bfc-7bdb-403d-bc28-4d825991560e/93365043968.pdf
- https://uploads.strikinglycdn.com/files/98c1aad3-c602-495f-aba7-cb26d300d870/introduction_to_mathematical_programming_winston.pdf
- https://uploads.strikinglycdn.com/files/18223d20-8755-4eb4-8057-a7d737d74afa/4848353530.pdf
- https://uploads.strikinglycdn.com/files/df5111ff-5b25-4f17-963d-925eca43f5f4/rizemagatemasufisixi.pdf
- https://uploads.strikinglycdn.com/files/7254eb2d-8220-4617-a6a4-14475a2c911a/simile_and_metaphor_worksheet.pdf
- https://uploads.strikinglycdn.com/files/217739f1-6ed7-4d1a-b343-2e669307b420/nirav.pdf
- https://uploads.strikinglycdn.com/files/0cbcacb8-0d00-49a7-b336-21c1196c3b33/74154343035.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006a17.bin402c0edf192a04007d993197c64b5a67719e23fc7d56558f2912c5ebeee4f369 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A17 | 5588 bytes |
font_01_sfnt_off00007d0e.bin54e26e4f36b08382ec317e22dd473d88914f92a8ddcbd87c738596b18f5c5ba0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D0E | 9532 bytes |
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