MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document was flagged by multiple critical heuristics for containing malicious redirector links and being part of a link farm. The document body, though heavily obfuscated, contains text related to 'tratamiento para rinitis alergica pdf' and a URL that matches the redirector heuristic. This suggests the PDF is a lure to redirect users to potentially malicious content.
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.com/pify?keyword=tratamiento+para+rinitis+alergica+pdf
- http://files.thewritemoment.blog/uploads/1/3/1/4/131409055/3256791.pdf
- http://files.especiallyforyou1.com/uploads/1/3/1/4/131409909/1319629.pdf
- http://files.crownandgloryministries.com/uploads/1/3/0/7/130776220/5151973.pdf
- http://files.crownandgloryministries.com/uploads/1/3/0/7/13077622
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32177526878.pdf
- https://cdn.shopify.com/s/files/1/0438/4030/7362/files/pibajitomire.pdf
- https://cdn.shopify.com/s/files/1/0431/6472/9512/files/tedokarovorisivudurel.pdf
- https://cdn.shopify.com/s/files/1/0435/3051/8682/files/5902685771.pdf
- https://cdn.shopify.com/s/files/1/0436/4166/7734/files/balanitis_tratamiento_2018.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/ganisififado.pdf
- https://cdn.shopify.com/s/files/1/0433/7818/0257/files/27390614981.pdf
- https://cdn.shopify.com/s/files/1/0427/5198/3772/files/48318769238.pdf
- https://cdn.shopify.com/s/files/1/0433/9610/4348/files/sogofumuwokiwa.pdf
- https://cdn.shopify.com/s/files/1/0433/8827/2807/files/rejexeni.pdf
- https://cdn.shopify.com/s/files/1/0429/7709/9935/files/94847407613.pdf
- https://cdn.shopify.com/s/files/1/0448/0250/6909/files/install_opencl_ubuntu.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_off00006a03.binbb899ade8896e61f22f2abf8b671be244380d2f5873e7a1389f5ab2b17b25ea5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A03 | 5424 bytes |
font_01_sfnt_off00007c58.bin9fe433d8bf65582537d8d7dccaad94baa1ad282519c7a17a8d58718dd909564c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C58 | 10540 bytes |
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