Open-source atomic malware analysis

Analyze another

9c570ba889883d2e49bedace03eb75fe.js

JAVASCRIPT
Verdict: BENIGN
Mal-ecule
O₃(AsCCo)H(Cm)
Size 13.5 KB download
First seen 85 days ago
Analyzed 83 days ago

Well-known

component severity, 96% confident.
lib source map marker

Objectives

notable severity, 88% confident.
anti-static/obfuscation/code-metrics Multiple base64-like string candidates
notable severity, 88% confident.
collection/stealer Base64-packs browser data for exfiltration
notable severity, 86% confident.
command-and-control/dropper/execution Embedded string exceeds 3000 chars
baseline severity, 80% confident.
anti-static/obfuscation Many comma sequence expressions (obfuscation)
component severity, 95% confident.
anti-static/obfuscation/string Regex component marker
component severity, 94% confident.
command-and-control/infrastructure Regex component marker
component severity, 94% confident.
supply-chain/recon-exfil Regex component marker

Micro-behaviors

baseline severity, 75% confident.
communications/http JSON content type charset
baseline severity, 70% confident.
data/encode URL-encodes data via encodeURIComponent
baseline severity, 90% confident.
data/encode/permutation Nested loops with multiple charAt calls
baseline severity, 90% confident.
data/source Prototype guard keyword
baseline severity, 82% confident.
data/string JavaScript substring search call
baseline severity, 70% confident.
data/text base64 encoding keyword
component severity, 100% confident.
ui/window/manage DOM or CSS size property

Metadata

baseline severity, 80% confident.
file/text Sequential source identifier names
baseline severity, 95% confident.
lang JavaScript or TypeScript basename
baseline severity, 100% confident.
lang/encoded JavaScript file basename
baseline severity, 90% confident.
library Minified UMD AMD branch (reversed comparison)
baseline severity, 90% confident.
package Code has source map reference

20 of 31 traits shown

Identity

SHA-256 cfcb65cdd9fbc91e1a140b2b44727d61ea47bc580834bdad32b759d2db600700
Filename 9c570ba889883d2e49bedace03eb75fe.js

Origin

Source harvest

Timeline

First seen 21 May 2026 17:12 UTC
First analyzed 24 May 2026 08:39 UTC
Last analyzed 24 May 2026 08:39 UTC
Last updated 24 May 2026 08:39 UTC

Labeling

Label good
Label source harvest
Traits version 9ea7c