MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. This URL is embedded within the document body, disguised as a link to download a book. The PDF also contains a mass external PDF link farm, suggesting an attempt to manipulate search engine results or distribute multiple malicious links. 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=principles+of+agronomy+by+yellamanda+reddy+pdf+download+free
- http://files.mtstv.org/uploads/1/3/2/6/132682204/radezalefe_gasanasedepij_jagowexeruteka.pdf
- http://files.tuslawjba.com/uploads/1/3/1/8/131871814/6916851.pdf
- http://files.mackeiganmarketing.com/uploads/1/3/1/4/131453459/eb92424.pdf
- https://cdn.shopify.com/s/files/1/0428/3544/3871/files/33844710595.pdf
- https://cdn.shopify.com/s/files/1/0435/9127/0563/files/zitopuso.pdf
- https://cdn.shopify.com/s/files/1/0432/1030/9787/files/24994238475.pdf
- https://cdn.shopify.com/s/files/1/0434/3182/1468/files/tchaikovsky_june_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0430/7389/6602/files/download_cuda_9._0.pdf
- https://cdn.shopify.com/s/files/1/0432/9340/9438/files/gobamomuwizudoxejo.pdf
- https://cdn.shopify.com/s/files/1/0430/8028/6372/files/20919000064.pdf
- https://cdn.shopify.com/s/files/1/0431/8514/3965/files/92356462721.pdf
- https://cdn.shopify.com/s/files/1/0433/6913/6284/files/zubipemu.pdf
- https://cdn.shopify.com/s/files/1/0432/8760/9497/files/virtualbox_mount_shared_folder_ubuntu.pdf
- https://cdn.shopify.com/s/files/1/0429/2821/0073/files/56835537155.pdf
- https://cdn.shopify.com/s/files/1/0431/2468/7014/files/92659923226.pdf
- https://cdn.shopify.com/s/files/1/0428/7663/3247/files/77284309812.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_off0000440e.bin1f1aa624d39f3e3278c2b2a1da14dd6e1acbb1d2ed0d33596f28df88ac932d9f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x440E | 5808 bytes |
font_01_sfnt_off000057cd.binae0d11371d3024955bfc46a60f4afb2c3e3efb57d9e308eb844d8704c70e0e0e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x57CD | 8812 bytes |
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