MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one pointing to a known malicious redirector at `ttraff.ru`. The document body, though heavily obfuscated, contains text related to 'manual handling training' and the malicious URL, suggesting a lure. The presence of a link farm heuristic indicates an attempt to generate traffic or distribute malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.ru/wb?keyword=manual%20handling%20training%20adelaide%20sa
- http://kefofubox.cantortradegroup.com/uploads/1/3/2/6/132682076/pozigat_gelozakavitub.pdf
- http://files.tommysguitars.com/uploads/1/3/2/6/132695213/8cc78c.pdf
- https://cdn.shopify.com/s/files/1/0431/3088/0162/files/budurizejaliwakeze.pdf
- https://cdn.shopify.com/s/files/1/0436/5352/9753/files/39048597844.pdf
- https://cdn.shopify.com/s/files/1/0435/8098/1403/files/modern_periodic_table_of_elements_2020.pdf
- https://cdn.shopify.com/s/files/1/0432/3033/1040/files/78283663198.pdf
- https://cdn.shopify.com/s/files/1/0437/4714/7925/files/mewijobekimefus.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34597476450.pdf
- https://cdn.shopify.com/s/files/1/0435/5594/6655/files/33614048105.pdf
- https://cdn.shopify.com/s/files/1/0432/5208/9000/files/nalek.pdf
- https://cdn.shopify.com/s/files/1/0437/9561/1805/files/different_types_of_discourse_analysis.pdf
- https://cdn.shopify.com/s/files/1/0432/2626/7806/files/22422345991.pdf
- https://cdn.shopify.com/s/files/1/0433/8289/8840/files/42019672084.pdf
- https://cdn.shopify.com/s/files/1/0428/2168/1315/files/e-_business_strategy.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_off00005c87.bin34c89d23ea3ead133d5859a608c7975100056cae2a8b670fb391e089741c4822 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C87 | 5092 bytes |
font_01_sfnt_off00006dc5.binef3b0098cbf46b65c6c40867b7146e25b71bc7176d91ff87ef142bb7c3023e60 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DC5 | 10432 bytes |
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