General
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Target
b5uEJHZB6Rl.exe
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Size
231KB
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Sample
240521-xc563aef5x
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MD5
438289fb9c72ed39bf5497f9af21ec7a
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SHA1
8120391ecb41ed6a4c6ef0b259776e59311d6997
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SHA256
ea4cb7c7b4cfb2fcc04d1c3f96b20c26638e69a97b15cae14659f0d6afb78f85
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SHA512
3647907fa2d503a242ef07cb20b081444b75e0c618a91232c8e77903b4b6aa823b8a7cbe07a45e02591fe48fdd23b5eae88565006b85863c0a5f6e42d7589fe0
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SSDEEP
6144:YloZM+rIkd8g+EtXHkv/iD4Bs4DdLocD/abtIEx6tb8e1mTiu:GoZtL+EP8Bs4DdLocD/abtIExq1
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1225264880039235738/46bNxRt60w9YjuGcjqkvDLT2Saa0gXhoe7P2-CbuUHwdxfwONEkNG92CHxRK6S67a3Bd
Targets
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Target
b5uEJHZB6Rl.exe
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Size
231KB
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MD5
438289fb9c72ed39bf5497f9af21ec7a
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SHA1
8120391ecb41ed6a4c6ef0b259776e59311d6997
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SHA256
ea4cb7c7b4cfb2fcc04d1c3f96b20c26638e69a97b15cae14659f0d6afb78f85
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SHA512
3647907fa2d503a242ef07cb20b081444b75e0c618a91232c8e77903b4b6aa823b8a7cbe07a45e02591fe48fdd23b5eae88565006b85863c0a5f6e42d7589fe0
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SSDEEP
6144:YloZM+rIkd8g+EtXHkv/iD4Bs4DdLocD/abtIEx6tb8e1mTiu:GoZtL+EP8Bs4DdLocD/abtIExq1
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Detect Umbral payload
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Drops file in Drivers directory
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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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