MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.cc, which is a strong indicator of malicious intent. The ML classifier also flagged this PDF with high confidence. The document body, though heavily obfuscated, contains the URL and appears to be a lure related to 'cours denombrement terminale pdf'. The presence of numerous external PDF links, many hosted on cdn.shopify.com, suggests a link farm or SEO poisoning attempt to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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.cc/wb?keyword=cours%20denombrement%20terminale%20pdf
- http://files.triplexfm.co.nz/uploads/1/3/1/4/131454883/b3bf577e62c.pdf
- http://files.seewhy.info/uploads/1/3/1/3/131381374/7598578.pdf
- http://budoge.hbade.com/uploads/1/3/1/3/131383775/bodimefas.pdf
- http://files.calibison.com/uploads/1/3/1/4/131437775/4718744.pdf
- http://files.kmfathletictherapy.com/uploads/1/3/1/0/131071129/jazabulu_mitadureruv_zelafuvasesod_zokaganoropebu.pdf
- https://cdn.shopify.com/s/files/1/0429/2627/6775/files/melavaxurewij.pdf
- https://cdn.shopify.com/s/files/1/0430/7743/5556/files/staphylococcus_haemolyticus_tratamiento.pdf
- https://cdn.shopify.com/s/files/1/0432/9121/3988/files/werakisavavufifedejalu.pdf
- https://cdn.shopify.com/s/files/1/0434/5013/8784/files/duzeroga.pdf
- https://cdn.shopify.com/s/files/1/0431/0233/9232/files/kitidenedonoxawizutel.pdf
- https://cdn.shopify.com/s/files/1/0435/9208/9759/files/wabikomutu.pdf
- https://cdn.shopify.com/s/files/1/0440/1741/8405/files/archy_and_mehitabel.pdf
- https://cdn.shopify.com/s/files/1/0428/3075/8054/files/19140125140.pdf
- https://cdn.shopify.com/s/files/1/0432/5359/6324/files/kedojaxedirinatinariv.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_off00007774.binc3d3a70032f66ac1af546fee2d11c9c1846670c172a90cfae2bbb104d5f16828 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7774 | 5232 bytes |
font_01_sfnt_off00008918.bin2ad7061e97724ea764f1982bd4894273b62bdefbb59ffc67654c06b7b4889d97 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8918 | 14332 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.