Open-source atomic malware analysis

Analyze another

91bbeb187c359460b0a94dab5b3f957ddeaeff4cf6ec0ef4e070624b406a34d6.bat

BATCH
Verdict: HOSTILE
Mal-ecule
O(As)H₂(F₂Po)
Size 1.0 MB download
First seen 108 days ago
Analyzed 90 days ago

Objectives

suspicious severity, 97% confident.
anti-static/obfuscation/string Batch fragmentation and junk-padding profile
baseline severity, 70% confident.
anti-static/obfuscation/code-metrics Very low whitespace ratio (minified/compressed)
component severity, 85% confident.
collection/stealer Explicit Desktop path token in content
component severity, 100% confident.
command-and-control/dropper echo off batch command
component severity, 95% confident.
command-and-control/dropper/execution Regex component marker
component severity, 90% confident.
command-and-control/dropper/staging Batch has long encoded token
component severity, 100% confident.
exfiltration/cloud Regex component marker
component severity, 100% confident.
impact/ransom Start launcher per host

Micro-behaviors

suspicious severity, 95% confident.
fs/file Batch script self-deletion command
notable severity, 75% confident.
fs/write/file Batch appends output to file path
notable severity, 85% confident.
process/create/shell Execute commands via cmd.exe /c
component severity, 80% confident.
process/info Batch self path reference

Metadata

component severity, 90% confident.
file/text Very long line

Identity

SHA-256 91bbeb187c359460b0a94dab5b3f957ddeaeff4cf6ec0ef4e070624b406a34d6
Filename 91bbeb187c359460b0a94dab5b3f957ddeaeff4cf6ec0ef4e070624b406a34d6.bat

Origin

Source harvest

Timeline

First seen 13 May 2026 07:52 UTC
First analyzed 31 May 2026 08:41 UTC
Last analyzed 31 May 2026 08:41 UTC
Last updated 31 May 2026 08:41 UTC

Labeling

Label bad
Label source harvest
Traits version 52045