Analysis
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max time kernel
151s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
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submitted
13-10-2022 18:04
General
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Target
5c0824f97919d56e61c2c5995208906dbdae45d402ba51041588fa9bc8d088cb.exe
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Size
222KB
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MD5
5841268e79074fa7aa7f5832442d2920
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SHA1
7b8aeae3f2e5e31cdf14c78625ae08529ec75f82
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SHA256
5c0824f97919d56e61c2c5995208906dbdae45d402ba51041588fa9bc8d088cb
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SHA512
9bc9ef85208e9edd1a3a9f13c0fd00d71d0f288c329a6affbea28953ad21790120c4d6df1138d836bb09eea51de21d42c4cd7e2fab7bb651e129f5792a477201
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SSDEEP
3072:8U4f+fkjZt7fF0L2vMCDiu0Y8RxwLRMcR9aBeWvfxLWDwueWJ2NJucbPvJ1nlYZC:81i+f3uBmLbR9JWJWTJYJuEvPr
Malware Config
Signatures
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Luminosity
Luminosity is a RAT family that was on sale, while claiming to be a system administration utility.
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Modifies WinLogon for persistence 2 TTPs 2 IoCs
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Executes dropped EXE 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application 2 TTPs 1 IoCs
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Drops file in System32 directory 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\5c0824f97919d56e61c2c5995208906dbdae45d402ba51041588fa9bc8d088cb.exe"C:\Users\Admin\AppData\Local\Temp\5c0824f97919d56e61c2c5995208906dbdae45d402ba51041588fa9bc8d088cb.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\ProgramData\591726\client.exe"C:\ProgramData\591726\client.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
222KB
MD55841268e79074fa7aa7f5832442d2920
SHA17b8aeae3f2e5e31cdf14c78625ae08529ec75f82
SHA2565c0824f97919d56e61c2c5995208906dbdae45d402ba51041588fa9bc8d088cb
SHA5129bc9ef85208e9edd1a3a9f13c0fd00d71d0f288c329a6affbea28953ad21790120c4d6df1138d836bb09eea51de21d42c4cd7e2fab7bb651e129f5792a477201
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Filesize
222KB
MD55841268e79074fa7aa7f5832442d2920
SHA17b8aeae3f2e5e31cdf14c78625ae08529ec75f82
SHA2565c0824f97919d56e61c2c5995208906dbdae45d402ba51041588fa9bc8d088cb
SHA5129bc9ef85208e9edd1a3a9f13c0fd00d71d0f288c329a6affbea28953ad21790120c4d6df1138d836bb09eea51de21d42c4cd7e2fab7bb651e129f5792a477201
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
92KB
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Filesize
92KB
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Filesize
92KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
5.7MB