MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple embedded links, with one identified as a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The presence of a link farm heuristic further suggests an attempt to manipulate search engine results or distribute content via numerous external links.
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.ru/pify?keyword=uc+browser+fast++apk+latest+version
- http://files.nlistudiosla.com/uploads/1/3/1/4/131438038/pabutarirotosara.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/9113/1554/files/phn_mm_chuyn_sang_jpg_online.pdf
- https://cdn.shopify.com/s/files/1/0437/5642/1269/files/chief_keef_bussin_download.pdf
- https://cdn.shopify.com/s/files/1/0434/0708/1622/files/space_engineers_thruster_calculator.pdf
- https://cdn.shopify.com/s/files/1/0434/3254/2369/files/mudejoxovedewisekomujekuz.pdf
- https://cdn.shopify.com/s/files/1/0429/8443/9971/files/87795191363.pdf
- https://cdn.shopify.com/s/files/1/0432/2004/1886/files/87221866370.pdf
- https://cdn.shopify.com/s/files/1/0429/5881/5398/files/82261980497.pdf
- https://cdn.shopify.com/s/files/1/0428/9763/7535/files/vb._net_file_from_onedrive.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/
- http://scripts.sil.org/OFL
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006232.bina28402f46b4f976113f1719e90e7b6241e8a7460a75bec208d951a13a983de50 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6232 | 5356 bytes |
font_01_sfnt_off00007492.bin3d0d339ad4c86835187242891d89567c133ef7c934d9044ed5e4a545fddc58e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7492 | 14844 bytes |
font_02_sfnt_off00009e1d.binc9557d91917e40dbb2ce09b7ef560a04a9a832ffe2ebcac6b50408a58351272e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E1D | 16092 bytes |
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