General
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Target
https://waveexecutor.vercel.app/
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Sample
240915-a6w4xswhjq
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://waveexecutor.vercel.app/
Resource
win10-20240404-en
windows10-1703-x64
29 signatures
300 seconds
Malware Config
Extracted
Family
umbral
C2
https://discord.com/api/webhooks/1284109352877428746/ynYxJ7LoUnQYDiMVawzxesm3MoVdr_2vbNfl-vna_xyFrDmgWu6L7UCN0tMvtbReFJJ8
Targets
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Target
https://waveexecutor.vercel.app/
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Detect Umbral payload
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Credentials from Password Stores: Credentials from Web Browsers
Malicious Access or copy of Web Browser Credential store.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates processes with tasklist
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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3