General
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Target
Entropy.exe
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Size
6.0MB
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Sample
240603-jbremaga8x
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MD5
6d26ca684c50f52b32ed066096be6f25
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SHA1
45c4cea9c3c2eb667f783f5088615acdd66060e5
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SHA256
7658e9aca8102462fc34d26755c44a88d994e52e77a450fdc2d9d2eacc89a189
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SHA512
2185c0f83758f9bc9b3b947407260f1661f8a94e294d7cadc0d88ae361e38aff4425d4f7ad87faf7566524a70709b04c9aab855b349104fcf474794d24c98dd8
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SSDEEP
98304:rri9EtdFByEamaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4RbBMKV3JaxT3:rri0FMleN/FJMIDJf0gsAGK4RbuK2T3
Behavioral task
behavioral1
Sample
Entropy.exe
Resource
win7-20240221-en
Malware Config
Targets
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Target
Entropy.exe
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Size
6.0MB
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MD5
6d26ca684c50f52b32ed066096be6f25
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SHA1
45c4cea9c3c2eb667f783f5088615acdd66060e5
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SHA256
7658e9aca8102462fc34d26755c44a88d994e52e77a450fdc2d9d2eacc89a189
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SHA512
2185c0f83758f9bc9b3b947407260f1661f8a94e294d7cadc0d88ae361e38aff4425d4f7ad87faf7566524a70709b04c9aab855b349104fcf474794d24c98dd8
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SSDEEP
98304:rri9EtdFByEamaHl3Ne4i3gmtfXJOLhx9fZAzDJ4wzQgsRuGK4RbBMKV3JaxT3:rri0FMleN/FJMIDJf0gsAGK4RbuK2T3
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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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Executes dropped EXE
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Loads dropped DLL
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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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