MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to domains associated with SEO link farms and redirectors. The primary malicious URL identified is https://ttraff.ru/wb?keyword=que%20es%20un%20manual%20de%20organizacion%20pdf, which is flagged as a malicious redirector. The document body text, while partially corrupted, includes the same search query, suggesting a lure to attract users searching for specific information. The ML classifier also strongly indicated maliciousness.
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/wb?keyword=que%20es%20un%20manual%20de%20organizacion%20pdf
- http://dunun.lubchencomengelab.com/uploads/1/3/0/7/130776873/3623095.pdf
- http://kukilege.stanceatlund.org/uploads/1/3/0/7/130775432/lawipigugaloxu-telepefevulenit-riromujowodo.pdf
- http://files.springsteched.net/uploads/1/3/0/7/130775076/zazitajodetibodusa.pdf
- http://rovune.christinareid.org/uploads/1/3/1/6/131636664/387818.pdf
- http://melizib.fatherhoodcommunitysolutions.org/uploads/1/3/1/4/131454165/0dc3a616381c25.pdf
- https://cdn.shopify.com/s/files/1/0435/7344/4767/files/88314666071.pdf
- https://cdn.shopify.com/s/files/1/0429/0415/8375/files/fusionner_2_avec_acrobat_reader.pdf
- https://cdn.shopify.com/s/files/1/0431/4277/4935/files/robifiduraze.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dazekenikajupupapunel.pdf
- https://cdn.shopify.com/s/files/1/0430/0128/2711/files/49694826834.pdf
- https://cdn.shopify.com/s/files/1/0428/4553/6419/files/wuzazitifunasovulapepuw.pdf
- https://cdn.shopify.com/s/files/1/0432/0670/5312/files/51500218305.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gofifarigomikidapowokov.pdf
- https://cdn.shopify.com/s/files/1/0429/4760/8730/files/jovudelaxop.pdf
- https://cdn.shopify.com/s/files/1/0438/7949/7896/files/84977672331.pdf
- https://cdn.shopify.com/s/files/1/0428/9432/7975/files/pharmaceutical_importance_of_carbohydrates.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005e86.binb5753c4c3fa0002cba77cefdcbda23eac5629a27a35c28ee5ac8e27a075b2e0d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E86 | 5388 bytes |
font_01_sfnt_off000070bd.bind71ce0f573f419cb739f269e895dfde6b54940bd5e1ac54df3447fe44f837f69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70BD | 11200 bytes |
font_02_sfnt_off000093fa.bin4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93FA | 4324 bytes |
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