MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.001 PowerShell
The PDF contains a large number of embedded external links, a technique often used to create link farms for SEO poisoning or to host phishing lures. One of the primary links points to a known malicious redirector, ttraff.cc, which likely serves as the initial stage for delivering malicious content. The ML classifier strongly supports the malicious nature of this PDF.
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.cc/wb?keyword=electre%20method%20pdf
- http://files.gammaetaomegaaka.org/uploads/1/3/1/6/131636990/5608641.pdf
- http://files.rollingroses.com/uploads/1/3/1/0/131071137/dapix_putej.pdf
- http://files.karazhang.com/uploads/1/3/2/6/132683224/2af13d014f.pdf
- https://xazuremi.files.wordpres
- https://cdn.shopify.com/s/files/1/0430/8549/6482/files/romixaxe.pdf
- https://cdn.shopify.com/s/files/1/0432/5598/8374/files/36546380247.pdf
- https://cdn.shopify.com/s/files/1/0427/9091/2159/files/27881765200.pdf
- https://xazuremi.files.wordpress.com/2020/06/seladur.pdf
- https://zefumonale.files.wordpress.com/2020/07/20816974629.pdf
- https://selijowo.files.wordpress.com/2020/06/53025050875.pdf
- https://megazotawulo183772260.files.wordpress.com/2020/06/32380664673.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nejoxalivivurotuzepebibus.pdf
- https://cdn.shopify.com/s/files/1/0428/9301/7247/files/31439601348.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/1188956193.pdf
- https://cdn.shopify.com/s/files/1/0431/8858/4605/files/fanod.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pejuzesuloroxutebed.pdf
- https://cdn.shopify.com/s/files/1/0428/5900/4070/files/fabedododitaxikawepot.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fikikotiv.pdf
- https://cdn.shopify.com/s/files/1/0431/4877/1488/files/68445474763.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_off00007091.bin5fe9cdb457e1912a4a1af4651c3e54677e05246c7917cdf6557df48faf3645b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7091 | 4600 bytes |
font_01_sfnt_off00008032.binbb4ee7995bb54e5ccd8dd4e3e02b7b3bc25b2fd8c5a515ef4135310a39e83f3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8032 | 10308 bytes |
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