MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, with at least one identified as a malicious redirector. The ML classifier strongly indicated maliciousness. The document body, though heavily obfuscated, contains URLs that are also present in the embedded link farm, suggesting a coordinated effort to direct users to potentially harmful 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.club/wix?keyword=tinkerbell+clipart+silhouette
- http://files.bostonironsides.org/uploads/1/3/1/4/131407164/5987964.pdf
- http://saverin.rvrescueart.com/uploads/1/3/1/3/131398140/zugopero_lapez.pdf
- http://files.proctorlutheran.org/uploads/1/3/0/7/130740563/8efd6945.pdf
- http://files.amylaurenfloraldesign.com/uploads/1/3/0/9/130969543/4190009.pdf
- http://fijenojil.blackgoldwinterguard.com/uploads/1/3/0/7/130738848/wejubot.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0439/1570/6523/files/diset.pdf
- https://cdn.shopify.com/s/files/1/0427/7967/2735/files/54983331879.pdf
- https://cdn.shopify.com/s/files/1/0434/9716/0866/files/mezemosaxuvotebizu.pdf
- https://cdn.shopify.com/s/files/1/0440/1194/6134/files/99367804260.pdf
- https://cdn.shopify.com/s/files/1/0433/1284/0862/files/barcos_que_vuelan_imprimir_gratis.pdf
- https://cdn.shopify.com/s/files/1/0459/0433/0906/files/super_smash_bros_swf_download.pdf
- https://cdn.shopify.com/s/files/1/0459/6573/8151/files/bureau_credit_reporting_agency.pdf
- https://cdn.shopify.com/s/files/1/0437/1241/3851/files/ulcer_dietary_guidelines.pdf
- https://cdn.shopify.com/s/files/1/0431/8802/7556/files/57616523015.pdf
- https://cdn.shopify.com/s/files/1/0433/6372/9557/files/boxing_star_mod_apk_1._6._0.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_off000043d9.bind5da38043e7fdbc5d3f5d8118486acec2f06a686ac3c78c70f37470fa72f5ef6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x43D9 | 5172 bytes |
font_01_sfnt_off00005564.bin17ecbdfdd126a5328d506aa343e28d5ba4188c480c4420c6822718655cd5a860 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5564 | 9008 bytes |
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