Open-source atomic malware analysis

Analyze another

22a82f3d434fa6dfc862adae2a534d3cbf70a8db0a618f8dbe845829e7bbc2a2.js

JAVASCRIPT
Verdict: HOSTILE
Mal-ecule
O(As₂)H₂(DbPo)
Size 8.5 KB download unavailable
First seen 93 days ago
Analyzed 93 days ago

Objectives

suspicious severity, 85% confident.
anti-static/obfuscation/string Self-modifying strings via replace chains
notable severity, 80% confident.
anti-static/obfuscation/code-metrics High entropy source string literals
component severity, 85% confident.
anti-static/obfuscation/eval Trailing IIFE closure indicating auto-execution
component severity, 94% confident.
command-and-control/dropper/execution Token-array PowerShell command
component severity, 95% confident.
evasion/masquerade/extension JavaScript filename (.js) — composite precondition
component severity, 100% confident.
execution/interpreter/script Tiny WScript.Shell fragment (variant 2a)
component severity, 92% confident.
execution/interpreter/scripting "crip" fragment of split WScript.Shell
component severity, 86% confident.
supply-chain/hidden-payload Nested decoder builds function

Micro-behaviors

notable severity, 90% confident.
data/decode .NET FromBase64String reference
notable severity, 70% confident.
process/create/shell powershell keyword
baseline severity, 90% confident.
data/encode/permutation Nested loops with multiple charAt calls
component severity, 84% confident.
fs/file Regex component marker
component severity, 80% confident.
process/interpreter JScript file type (WScript host)

Metadata

baseline severity, 80% confident.
file/text Sequential source identifier names
baseline severity, 100% confident.
lang/encoded JavaScript file basename
component severity, 100% confident.
lang JavaScript length property
component severity, 80% confident.
package Short sidecar-sized source

Identity

SHA-256 22a82f3d434fa6dfc862adae2a534d3cbf70a8db0a618f8dbe845829e7bbc2a2
Filename 22a82f3d434fa6dfc862adae2a534d3cbf70a8db0a618f8dbe845829e7bbc2a2.js

Origin

Source harvest

Timeline

First seen 15 May 2026 12:04 UTC
First analyzed 15 May 2026 12:22 UTC
Last analyzed 15 May 2026 12:22 UTC
Last updated 15 May 2026 12:22 UTC

Labeling

Label bad
Label source harvest
Traits version 08128