MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a significant number of embedded links, with one identified as a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains URLs that are consistent with a link farm designed to distribute malicious content. The primary attack pattern involves luring users through these links to potentially malicious 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=sample+amended+articles+of+incorporation+for+dissolution
- http://files.yudancearts.com/uploads/1/3/0/7/130739459/497ce.pdf
- http://files.royaltyriseproductions.com/uploads/1/3/1/8/131857445/kevipazelimirix.pdf
- http://files.stephaniegalyon.com/uploads/1/3/2/8/132814071/8254493.pdf
- http://files.luxuezheng.com/uploads/1/3/1/3/131379014/bomifiwumuk.pdf
- http://files.rosiealabaster.com/uploads/1/3/2/6/132695636/tutol.pdf
- http://files.urban-grow-systems.com/uploads/1/3/1/4/131413148/mevukipulafemetibub.pdf
- http://susomuti.winnipeghenna.com/uploads/1/3/2/7/132712348/zewopavulipofamuxas.pdf
- http://zowapomu.godsloveinpoetry.com/uploads/1/3/2/7/132740228/sediziwox.pdf
- http://gizot.lightfastdesign.com/uploads/1/3/2/8/132815732/cbaf84e92d8032.pdf
- https://cdn.shopify.com/s/files/1/0427/9071/5548/files/63422086408.pdf
- https://cdn.shopify.com/s/files/1/0434/0446/0188/files/twitter_images_python.pdf
- https://cdn.shopify.com/s/files/1/0461/3675/4329/files/administrateur_territorial_formation_initiale.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_off00005c87.bin46691b3be72beb49faedf1b96cb37be1684e0b85085d4b99cc180814b09ff494 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C87 | 5404 bytes |
font_01_sfnt_off00006ecd.bincebb77fe6a7f58320eb48bbc3be3c3d7dbf82ba8acbd76b2e6336c1177b6e4f5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6ECD | 10120 bytes |
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