MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a prominent link that redirects to a malicious URL, disguised with a lure related to 'facebook messenger sound clip'. This indicates a phishing or social engineering attack. The PDF_MALICIOUS_REDIRECTOR_LINK heuristic firing confirms the malicious nature of the redirector. The ML_NYX_PDF_MALICIOUS score further supports the malicious classification. The document body, though heavily corrupted, contains the malicious URL and a reference to 'facebook messenger sound clip', reinforcing the phishing pretext.
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.club/wix?keyword=facebook+messenger+sound+clip
- https://static.usrfiles.com/ugd/b8c837_d81f833b75114566a4bd516ed14344cd.pdf
- https://static.usrfiles.com/ugd/3e9e83_f1c683effec949c1a6ddc919660e2ac5.pdf
- https://static.usrfiles.com/ugd/fa32a6_35cf7b45e5b64593b80940b6a9cdef13.pdf
- https://static.usrfiles.com/ugd/d32f78_7f9f37bafbb1447a80b9058f528728d7.pdf
- https://static.usrfiles.com/ugd/e643da_a56677fc60754273a260a3952c40d806.pdf
- https://cdn.shopify.com/s/files/1/0431/0876/1751/files/wiwijerobi.pdf
- https://cdn.shopify.com/s/files/1/0435/2750/4024/files/85234525616.pdf
- https://cdn.shopify.com/s/files/1/0452/5208/3869/files/31139614271.pdf
- https://cdn.shopify.com/s/files/1/0435/5578/2819/files/muwamapebewiba.pdf
- https://cdn.shopify.com/s/files/1/0434/7622/2114/files/perbedaan_tanaman_c3_c4_cam.pdf
- https://cdn.shopify.com/s/files/1/0439/2786/3464/files/31900596635.pdf
- https://cdn.shopify.com/s/files/1/0434/8359/4917/files/business_english_and_communication_by_clark_free_download.pdf
- https://cdn.shopify.com/s/files/1/0435/7577/1304/files/saxodokinikafabifitirawut.pdf
- https://cdn.shopify.com/s/files/1/0434/3654/0056/files/carta_formal_al_alcalde_en_ingles.pdf
- https://cdn.shopify.com/s/files/1/0429/9456/5271/files/kawowuborafitalebodaw.pdf
- https://cdn.shopify.com/s/files/1/0433/4669/0203/files/96762041629.pdf
- https://cdn.shopify.com/s/files/1/0431/2537/5130/files/87417410330.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_off00005c80.bin7e9043358f908256f83d314cc1b701735f1dec1614653ee397859f78ba8b6630 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C80 | 5552 bytes |
font_01_sfnt_off00006f3b.bine9a5a1f6ed95b1e3669933bb00002ad32a1708c3e0b735191cad5e02368a6c7d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F3B | 1800 bytes |
font_02_sfnt_off000077c8.binb10f10396806817cb8167a44f49f115940310096fc674a8d04d404eb3cd1197e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77C8 | 9840 bytes |
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