MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a redirector service known for malicious activity. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, appears to be a lure related to 'certified analytics professional pdf'. The embedded links are likely intended to lead users to phishing or malware distribution sites.
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=certified+analytics+professional+pdf
- http://files.byronwashington.org/uploads/1/3/2/7/132710763/wapabozogu-dakolaju-kokirup-tosuguwixeg.pdf
- http://files.abatelakechapter.com/uploads/1/3/2/3/132302780/3ad94d.pdf
- http://files.hirzelinteriors.com/uploads/1/3/1/3/131398419/dokojevupex.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/6982/4407/files/56809568314.pdf
- https://cdn.shopify.com/s/files/1/0434/8670/7876/files/dofovodademenafijut.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rofan.pdf
- https://cdn.shopify.com/s/files/1/0440/0594/9590/files/82648113369.pdf
- https://cdn.shopify.com/s/files/1/0430/3549/2503/files/vawovuvanoxiwajan.pdf
- https://cdn.shopify.com/s/files/1/0428/0349/5071/files/47768963618.pdf
- https://cdn.shopify.com/s/files/1/0429/9145/2314/files/tujuwajexipefuzapo.pdf
- https://cdn.shopify.com/s/files/1/0430/5082/7929/files/faliza.pdf
- https://cdn.shopify.com/s/files/1/0431/7711/5810/files/lifuberexa.pdf
- https://cdn.shopify.com/s/files/1/0428/7689/5398/files/numapezuluxonobu.pdf
- https://cdn.shopify.com/s/files/1/0431/6420/5216/files/26693168294.pdf
- https://cdn.shopify.com/s/files/1/0430/8166/2628/files/puxujofebewivugixo.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
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000075a2.bin3df04257677b8cbce7ad84e2bc4d523a59bf475c010014f42b19144182143457 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75A2 | 5060 bytes |
font_01_sfnt_off000086ed.binf990ddaf7dbbfbb5bf59cf383ef545c7eadf7b3ff9a0436e24d1daa1ec721b30 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86ED | 10968 bytes |
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