MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link to a known malicious redirector, ttraff.cc, which is disguised as a game download. The document also contains a large number of embedded links to Shopify-hosted PDFs, suggesting a link farm for SEO poisoning or to obscure the malicious redirector. The ML classifier strongly indicates maliciousness.
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/pify?keyword=4x4+off+road+drive+game
- http://luxonojuj.kidscuriositylab.com/uploads/1/3/1/6/131606146/106204f.pdf
- http://tedop.trails-and-errors.org/uploads/1/3/1/4/131453459/6385932af798d0.pdf
- http://files.hayeon.studio/uploads/1/3/2/7/132712325/a1f8c3.pdf
- https://cdn.shopify.com/s/files/1/0431/1390/6333/files/sebunojalumeza.pdf
- https://cdn.shopify.com/s/files/1/0432/7977/7945/files/spivak_calculus_3rd_edition.pdf
- https://cdn.shopify.com/s/files/1/0437/2702/8375/files/mojidokoted.pdf
- https://cdn.shopify.com/s/files/1/0434/4214/3388/files/33716249936.pdf
- https://cdn.shopify.com/s/files/1/0433/8375/0821/files/40963783381.pdf
- https://cdn.shopify.com/s/files/1/0432/2630/0575/files/romisuke.pdf
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/10730442389.pdf
- https://cdn.shopify.com/s/files/1/0434/0531/2154/files/gasupatimu.pdf
- https://cdn.shopify.com/s/files/1/0428/8879/0179/files/6228698727.pdf
- https://cdn.shopify.com/s/files/1/0438/4836/8288/files/34058951796.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 |
|---|---|---|---|
stream_005_off00009849.bin872fb455cdcc94281cb2a38cd8fdee696be1bf7d262f1d44466725fb9eb1d1d9 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x9849 | 21244 bytes |
font_00_sfnt_off00005dc4.bina28181f2b6c729ad7c7ef99ed6ff43414130d2bbb2b6f4f7dee3b162b10fc677 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DC4 | 5140 bytes |
font_01_sfnt_off00006f3c.bin24eae2c38263dee2cbfd9e794ca9e3915f93d3d300219faccb1f0883b8efb024 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F3C | 12936 bytes |
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