MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.cc, which is designed to lure users into downloading further malicious content. The document body, though heavily obfuscated, contains the same malicious URL and several benign-looking URLs, likely as part of a link farm to improve search engine ranking and disguise the malicious intent. The ML classifier strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/wb?keyword=civics%20and%20citizenship%20textbook%20pdf
- http://files.pennyspersonaltouch.com/uploads/1/3/1/3/131398204/wafepaxisora-zonula-nusibizekej.pdf
- http://memem.midwestcovers.com/uploads/1/3/0/8/130814328/gufakola.pdf
- http://files.saltandhoneycooking.com/uploads/1/3/1/4/131453036/5620afdda.pdf
- http://files.dickeyclan5.com/uploads/1/3/1/3/131379894/sireferofat.pdf
- http://budugufo.delrayalternatorandstarter.com/uploads/1/3/1/4/131438577/64569ed39f.pdf
- https://cdn.shopify.com/s/files/1/0437/5012/9813/files/aluminium_extrusion_design_guide.pdf
- https://cdn.shopify.com/s/files/1/0430/2068/1377/files/princeton_review_sat_practice_test_download.pdf
- https://cdn.shopify.com/s/files/1/0435/6934/8763/files/1668122220.pdf
- https://cdn.shopify.com/s/files/1/0428/3249/4751/files/86945865302.pdf
- https://cdn.shopify.com/s/files/1/0436/3023/1712/files/rixavivukolapodix.pdf
- https://cdn.shopify.com/s/files/1/0432/0421/4942/files/pinged_me_meaning.pdf
- https://cdn.shopify.com/s/files/1/0436/3550/7358/files/concepto_de_calidad_de_vida_laboral.pdf
- https://cdn.shopify.com/s/files/1/0433/2614/4670/files/lusanadozulu.pdf
- https://cdn.shopify.com/s/files/1/0432/0080/7070/files/60129249670.pdf
- https://cdn.shopify.com/s/files/1/0432/6876/7907/files/bolsa_de_valores_mexico.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004a3e.bin6954de62192263ba04e6a09a7157026f89091edf63eff64385eb4557634ecb3a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4A3E | 5308 bytes |
font_01_sfnt_off00005c45.binad86269db0e500ae193a1489cc54c81ffd9f6a63039fec3608631c3bd8a4d508 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C45 | 9996 bytes |
font_02_sfnt_off00007e5f.bin781b9fae2fb9201b4a05d2041fea553bb2973f1d011ab9c51e3326c72e342c60 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E5F | 4324 bytes |
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