MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a significant number of embedded links, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The presence of numerous links, including one pointing to `https://ttraff.ru/pify?keyword=bharat+acharya+microprocessor+pdf`, suggests a link farm or redirection strategy to distribute malicious content. No scripts were extracted, but the PDF structure itself is indicative of a malicious lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=bharat+acharya+microprocessor+pdf
- http://files.hannahchambers.net/uploads/1/3/1/3/131379111/tegamokibuj.pdf
- http://rasujax.stjohnofgod.net/uploads/1/3/0/7/130739678/1144000.pdf
- http://files.youthdentalconference.com/uploads/1/3/0/7/130776167/ruvived.pdf
- http://files.bmldi.com/uploads/1/3/2/6/132681362/mumibizobo_koxipiruvotina.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/tagesagebog.pdf
- https://cdn.shopify.com/s/files/1/0429/0389/6230/files/wizatoritix.pdf
- https://cdn.shopify.com/s/files/1/0433/2178/6521/files/fevodupes.pdf
- https://cdn.shopify.com/s/files/1/0437/5265/2951/files/familaworexo.pdf
- https://cdn.shopify.com/s/files/1/0435/6728/4383/files/xinat.pdf
- https://cdn.shopify.com/s/files/1/0428/6706/4998/files/gavubosetuwinidekawe.pdf
- https://cdn.shopify.com/s/files/1/0440/1650/0886/files/abecedario_chino_y_su_significado_en_espaol.pdf
- https://cdn.shopify.com/s/files/1/0427/9359/9132/files/22686632303.pdf
- https://cdn.shopify.com/s/files/1/0439/7583/5806/files/characteristics_of_a_teacher.pdf
- https://cdn.shopify.com/s/files/1/0431/1931/3062/files/joindre_fichier_dans_word.pdf
- https://cdn.shopify.com/s/files/1/0437/5491/3943/files/80471916847.pdf
- https://cdn.shopify.com/s/files/1/0430/4578/1665/files/wibazipagerinabowezi.pdf
- https://cdn.shopify.com/s/files/1/0436/3619/5488/files/vosegimogizovubizejisa.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_off00005834.bin125a8f3864ce4c8fd00d4f84f32305c883b709cb4ce9a639197d48be46abde16 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5834 | 5516 bytes |
font_01_sfnt_off00006ad4.binddb4c647ae83d2598cd7e9d4151265155ad5a7ef09be0b341780726248823596 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AD4 | 15224 bytes |
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