Open-source atomic malware analysis

Analyze another

VirusShare_183c7e9905908b8f6d3093820dfbcee2

JAVASCRIPT
Verdict: HOSTILE
SHA256: 48c85218111648fd968eb86c02b799f1c419fd35a5750d3d39ac40d4cd163ec5 · 100%
Mal-ecule
O(As₂)H(Po)Md
Size 484.6 KB download
First seen 77 days ago
Analyzed 76 days ago

Objectives

suspicious severity, 92% confident.
anti-static/obfuscation/eval Large atob blob embedded in HTML loader
notable severity, 72% confident.
anti-static/obfuscation/encoding Mixed hexadecimal and decimal operations
baseline severity, 70% confident.
anti-static/obfuscation/code-metrics Very low whitespace ratio (minified/compressed)
component severity, 93% confident.
anti-static/obfuscation/string Regex component marker
component severity, 95% confident.
supply-chain/hidden-payload A single line exceeds 50,000 characters
component severity, 90% confident.
supply-chain/hidden-payload/extensions innerHTML/location.href rewrite (page blocker shape)

Micro-behaviors

suspicious severity, 85% confident.
process/interpreter Base64 encoded URL (potential C2)
baseline severity, 90% confident.
communications/http HTTP protocol prefix
component severity, 90% confident.
communications/url Visible HTML hyperlink, not an encoded URL
component severity, 82% confident.
crypto/symmetric/aes JavaScript static key string assignment
component severity, 80% confident.
process/create/load DOM script element literal
component severity, 100% confident.
ui/window/manage DOM or CSS size property

Metadata

notable severity, 90% confident.
encoded-payload Encoded payload detected: base64
baseline severity, 100% confident.
lang javascript code embedded in string
baseline severity, 92% confident.
library Large minified JavaScript bundle
component severity, 90% confident.
file/text Very long line
component severity, 80% confident.
package Short sidecar-sized source

Identity

SHA-256 48c85218111648fd968eb86c02b799f1c419fd35a5750d3d39ac40d4cd163ec5
Filename VirusShare_183c7e9905908b8f6d3093820dfbcee2

Origin

Source harvest

Timeline

First seen 31 May 2026 22:41 UTC
First analyzed 2 Jun 2026 03:14 UTC
Last analyzed 2 Jun 2026 03:14 UTC
Last updated 2 Jun 2026 03:14 UTC

Labeling

Label bad
Label source harvest
Traits version ed903