MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
This PDF file was flagged as malicious by a machine learning classifier and contains numerous embedded links. One critical heuristic indicates the presence of a PDF link farm, with a primary link pointing to a redirector service at 'https://ttraff.ru/pify?keyword=glossary+meaning+in+report'. This suggests the document's purpose is to lure users to malicious sites through a chain of redirects. The presence of multiple Shopify-hosted PDF links, while some are benign, further supports the link farm characteristic. No scripts were extracted from this sample.
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=glossary+meaning+in+report
- http://files.seekonkspeedwaygear.com/uploads/1/3/1/0/131070982/e3f9e2.pdf
- https://cdn.shopify.com/s/files/1/0432/6237/8152/files/19581621200.pdf
- https://cdn.shopify.com/s/files/1/0437/2656/9633/files/jepamusuxikuzumafemezibi.pdf
- https://cdn.shopify.com/s/files/1/0434/4361/7948/files/ganupunomid.pdf
- https://cdn.shopify.com/s/files/1/0434/6671/9385/files/conan_exiles_port_forwarding.pdf
- https://cdn.shopify.com/s/files/1/0432/3475/4728/files/vuworifewevixo.pdf
- https://cdn.shopify.com/s/files/1/0429/0733/6863/files/kajanebokogawakemire.pdf
- https://cdn.shopify.com/s/files/1/0433/6936/5654/files/79251072067.pdf
- https://cdn.shopify.com/s/files/1/0436/6509/6857/files/livro_alter_ego_a1.pdf
- https://cdn.shopify.com/s/files/1/0430/7940/1632/files/simugovutugigoma.pdf
- https://cdn.shopify.com/s/files/1/0434/0151/1064/files/vemuzolitamewitibav.pdf
- https://cdn.shopify.com/s/files/1/0435/8235/7663/files/asap_medium_font.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_off00006677.bin17206cb7775cbc184497a839204f2dd95ad97ac5deed8ab65a07c0f6334348f0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6677 | 5272 bytes |
font_01_sfnt_off0000785e.bin95080d44d3c21db6efbf7988119647edf89241e6ee438bfc44065d0a2a1ddd55 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x785E | 10040 bytes |
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