General
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Target
5a2904a05d5d2f5d3d3ef44bdf54e74341ae9b54ba5f6545b37acf187eec4f84.exe
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Size
229KB
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Sample
240608-bkzhlaeh5z
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MD5
1adeea63d576dea9add98e01e9fe78b4
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SHA1
8f754fd661d9ce2e9e9a7278b4dd7096b13fc585
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SHA256
5a2904a05d5d2f5d3d3ef44bdf54e74341ae9b54ba5f6545b37acf187eec4f84
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SHA512
0ba3c5555273a15c5406f0bd1b5f1a3888814bdbb4130f80eae1f973497c4e5d81a92ed0797a55316b358a42a955fe44f476d1e0e90c15211dc30f4dd20c58cb
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SSDEEP
6144:lloZMCrIkd8g+EtXHkv/iD4sodaBPUonIWvRsY99ib8e1miLZi:noZZL+EP8sodaBPUonIWvRsY9wfLA
Malware Config
Extracted
umbral
https://discord.com/api/webhooks/1248607651387146310/L22eWHFIaqQanWIJXuwKJbdlgO8LfAMUL1ag9JLuvBFDDekhSwD3f38KvJADfkAUnTsK
Targets
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Target
5a2904a05d5d2f5d3d3ef44bdf54e74341ae9b54ba5f6545b37acf187eec4f84.exe
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Size
229KB
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MD5
1adeea63d576dea9add98e01e9fe78b4
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SHA1
8f754fd661d9ce2e9e9a7278b4dd7096b13fc585
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SHA256
5a2904a05d5d2f5d3d3ef44bdf54e74341ae9b54ba5f6545b37acf187eec4f84
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SHA512
0ba3c5555273a15c5406f0bd1b5f1a3888814bdbb4130f80eae1f973497c4e5d81a92ed0797a55316b358a42a955fe44f476d1e0e90c15211dc30f4dd20c58cb
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SSDEEP
6144:lloZMCrIkd8g+EtXHkv/iD4sodaBPUonIWvRsY99ib8e1miLZi:noZZL+EP8sodaBPUonIWvRsY9wfLA
Score10/10-
Detect Umbral payload
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Umbral
Umbral stealer is an opensource moduler stealer written in C#.
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Detects executables attemping to enumerate video devices using WMI
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Detects executables containing possible sandbox analysis VM names
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Detects executables containing possible sandbox analysis VM usernames
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Detects executables containing possible sandbox system UUIDs
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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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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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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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