MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a prominent link to 'ttraff.ru' which is flagged as a malicious redirector. The document body, though heavily obfuscated, contains the same URL and keywords related to software downloads, suggesting a phishing or malware distribution lure. The presence of numerous external PDF links, many hosted on Shopify, further indicates a link farm designed to attract traffic and potentially distribute malware.
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=eclipse++free+for+windows+8.+1
- http://files.gallantsbiocorner.com/uploads/1/3/1/4/131407974/cf2ac91695c48.pdf
- http://jevirax.monkeymadnessfunbus.co.uk/uploads/1/3/1/4/131407440/7335664.pdf
- http://files.sacredheartfc.org/uploads/1/3/2/7/132740873/b154f2ac53f4.pdf
- https://cdn.shopify.com/s/files/1/0437/3164/8663/files/barbarian_wrath_of_the_wastes.pdf
- https://cdn.shopify.com/s/files/1/0435/6639/9647/files/zawijudiwojubanigi.pdf
- https://cdn.shopify.com/s/files/1/0434/7301/0845/files/94858646408.pdf
- https://cdn.shopify.com/s/files/1/0437/4819/6506/files/69005815646.pdf
- https://cdn.shopify.com/s/files/1/0429/8535/7463/files/didelukuwiviketeduke.pdf
- https://cdn.shopify.com/s/files/1/0432/2649/7182/files/61308250762.pdf
- https://cdn.shopify.com/s/files/1/0429/0409/2828/files/sakarenusuwefinesapevi.pdf
- https://cdn.shopify.com/s/files/1/0438/2552/8989/files/mepalevesebijozobive.pdf
- https://cdn.shopify.com/s/files/1/0437/7382/1082/files/all_reactions_of_alcohols_phenols_and_ethers.pdf
- https://cdn.shopify.com/s/files/1/0435/1570/7551/files/67704229039.pdf
- https://cdn.shopify.com/s/files/1/0433/9875/8563/files/belarukovu.pdf
- https://cdn.shopify.com/s/files/1/0438/8388/8808/files/anthology_of_short_stories_icse.pdf
- https://cdn.shopify.com/s/files/1/0431/5522/6773/files/68830116481.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_off0000d3f4.bin7d4df8d64c19a9c4f645ee1665cd3b7c083b3fa3cccc3f2b09a50b32f4cbf8ac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3F4 | 5264 bytes |
font_01_sfnt_off0000e60c.bin82aba7d66d8994b10da12c44606954c78602a005b0b3d722573128e4d0eabb4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE60C | 13312 bytes |
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