MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains multiple embedded URLs, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the text 'Data analysis software free' and the malicious URL 'https://ttraff.ru/pify?keyword=data+analysis+software+free', suggesting a lure to a malicious site. The presence of numerous other PDF links, many hosted on Shopify, further supports the link farm heuristic.
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/pify?keyword=data+analysis+software+free
- http://falade.eibenteaching.com/uploads/1/3/2/6/132682974/dujakubatir-rawemeso-sawula.pdf
- http://files.siboprocourse.siboinfo.com/uploads/1/3/1/8/131857193/3342057.pdf
- http://files.lisabaril.com/uploads/1/3/0/7/130739457/zuxodazopinogav_ramifavumujogo.pdf
- http://files.mhcs.me/uploads/1/3/1/4/131411539/basipesuji_bolukibeju.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/37394074323.pdf
- https://cdn.shopify.com/s/files/1/0435/4985/1811/files/15396142995.pdf
- https://cdn.shopify.com/s/files/1/0438/6678/3899/files/aikido_ground_fighting.pdf
- https://cdn.shopify.com/s/files/1/0433/9941/3910/files/20674167686.pdf
- https://cdn.shopify.com/s/files/1/0436/9956/8795/files/86735558171.pdf
- https://cdn.shopify.com/s/files/1/0428/6241/1935/files/pebewumowuj.pdf
- https://cdn.shopify.com/s/files/1/0434/4525/6352/files/wotoritu.pdf
- https://cdn.shopify.com/s/files/1/0428/3649/2444/files/empires_and_puzzles_guide_2019.pdf
- https://cdn.shopify.com/s/files/1/0430/3503/3757/files/fosiles.pdf
- https://cdn.shopify.com/s/files/1/0428/3881/8982/files/zenizebokuvunesamudotixu.pdf
- https://cdn.shopify.com/s/files/1/0430/2965/9805/files/94627345649.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_off00006d4f.bin03803f2bfd5ad5ed395245f52e4ce84d363ee8b25dc2a0dd6f487b8c06fc5046 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D4F | 4952 bytes |
font_01_sfnt_off00007e53.bin14c325f2ee85033e4d8d37849e68ba5a6e638c902d97c03ec8bc80ca61279473 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E53 | 10256 bytes |
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