MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure. It also exhibits characteristics of a link farm, with numerous embedded URLs pointing to external PDF files. The primary malicious URL identified is a redirector that likely leads to further malicious content or malware.
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=information%20technology%20for%20management%20muthukumaran%20pdf%20download
- http://files.bertingelaere.net/uploads/1/3/1/6/131606619/4234185.pdf
- http://files.ocsa-cc.com/uploads/1/3/1/8/131856288/f0460f7c.pdf
- http://files.kholabakso.com/uploads/1/3/0/7/130775556/7497996.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/1576/6177/files/nober.pdf
- https://cdn.shopify.com/s/files/1/0432/0637/7633/files/38654455851.pdf
- https://cdn.shopify.com/s/files/1/0427/6387/8566/files/nazezirivuloro.pdf
- https://cdn.shopify.com/s/files/1/0434/3899/7669/files/63824210508.pdf
- https://fatavavosu.files.wordpress.com/2020/07/suwugolew.pdf
- https://juvolezo.files.wordpress.com/2020/06/fivivobijezojev.pdf
- https://podanowusotu.files.wordpress.com/2020/06/64672112313.pdf
- https://desesab.files.wordpress.com/2020/06/83508149793.pdf
- https://cdn.shopify.com/s/files/1/0430/8038/4674/files/53754772239.pdf
- https://cdn.shopify.com/s/files/1/0427/8494/8380/files/35678894788.pdf
- https://cdn.shopify.com/s/files/1/0430/1275/1523/files/47690006198.pdf
- https://cdn.shopify.com/s/files/1/0427/4877/2519/files/13243285805.pdf
- https://cdn.shopify.com/s/files/1/0437/3735/0305/files/58993199358.pdf
- https://cdn.shopify.com/s/files/1/0437/5461/9041/files/soxupofibimelesupogi.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_off000058e2.bin8e3b7fc33ff8878de6efdbae00c107ff6bf6ed185f73b26999f2e13aa416e1fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58E2 | 5468 bytes |
font_01_sfnt_off00006b5d.bin51c8bbb9eca454fa60dda6b3421e68b53692645ef8b8df87223536aff1282a32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B5D | 9896 bytes |
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