Analysis
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max time kernel
189s -
max time network
194s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
13-10-2022 17:09
General
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Target
76197d7e8b5862d215563cded0ac38354a27306b69ffca8e451d7369abc088e7.exe
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Size
248KB
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MD5
79ba3a3666976d7b8c14ec98c7a2bed0
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SHA1
b7607e097c70dcb5e96df839b1eeb8c3c240133f
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SHA256
76197d7e8b5862d215563cded0ac38354a27306b69ffca8e451d7369abc088e7
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SHA512
e8fd1b0130d166130a4fb4ad062066784453dff17afd4da0cbd09669abd497c98816c3cecb9fd9f5729845004922fa89fb785a6244e6586d59f1fbb3199295ec
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SSDEEP
3072:KU4f+fkjZt7fF0L2vMCDiu0Y8RxwLRMcR9aBeWvfxLWDwjeWJ2NJucbPvJ1nlYZC:K1i+f3uBmLbR9JWJWqJYJuEvPr
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\76197d7e8b5862d215563cded0ac38354a27306b69ffca8e451d7369abc088e7.exe"C:\Users\Admin\AppData\Local\Temp\76197d7e8b5862d215563cded0ac38354a27306b69ffca8e451d7369abc088e7.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\ProgramData\446814\sysmon.exe"C:\ProgramData\446814\sysmon.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
248KB
MD579ba3a3666976d7b8c14ec98c7a2bed0
SHA1b7607e097c70dcb5e96df839b1eeb8c3c240133f
SHA25676197d7e8b5862d215563cded0ac38354a27306b69ffca8e451d7369abc088e7
SHA512e8fd1b0130d166130a4fb4ad062066784453dff17afd4da0cbd09669abd497c98816c3cecb9fd9f5729845004922fa89fb785a6244e6586d59f1fbb3199295ec
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Filesize
248KB
MD579ba3a3666976d7b8c14ec98c7a2bed0
SHA1b7607e097c70dcb5e96df839b1eeb8c3c240133f
SHA25676197d7e8b5862d215563cded0ac38354a27306b69ffca8e451d7369abc088e7
SHA512e8fd1b0130d166130a4fb4ad062066784453dff17afd4da0cbd09669abd497c98816c3cecb9fd9f5729845004922fa89fb785a6244e6586d59f1fbb3199295ec
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Filesize
5.7MB
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Filesize
5.7MB
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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