Analysis
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max time kernel
152s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
30-10-2022 14:37
General
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Target
b0844dbcd6eb29418e04843cc69e61f90afbcc250d60f402dcdb815392cdd71d.exe
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Size
222KB
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MD5
83b9b884a0228470ebc1511fe82163d0
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SHA1
f05a70ac20fd3518a761663d39635ee0f5048b33
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SHA256
b0844dbcd6eb29418e04843cc69e61f90afbcc250d60f402dcdb815392cdd71d
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SHA512
962e7d95a8ab7b4f894abe6f5452949f52c6f0b65a0aa5487231ac1c398c6d3a0631bd7287618faa475ef0035755d2a3e76404bc722034bb0455ef62bb7ba297
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SSDEEP
3072:8U4f+fkjZt7fF0L2vMCDiu0Y8RxwLRMcR9aBeWvfxLWDwieWJ2NJucbPvJ1nlYZC:81i+f3uBmLbR9JWJWPJYJuEvPr
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\b0844dbcd6eb29418e04843cc69e61f90afbcc250d60f402dcdb815392cdd71d.exe"C:\Users\Admin\AppData\Local\Temp\b0844dbcd6eb29418e04843cc69e61f90afbcc250d60f402dcdb815392cdd71d.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\ProgramData\918368\helper.exe"C:\ProgramData\918368\helper.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
MD583b9b884a0228470ebc1511fe82163d0
SHA1f05a70ac20fd3518a761663d39635ee0f5048b33
SHA256b0844dbcd6eb29418e04843cc69e61f90afbcc250d60f402dcdb815392cdd71d
SHA512962e7d95a8ab7b4f894abe6f5452949f52c6f0b65a0aa5487231ac1c398c6d3a0631bd7287618faa475ef0035755d2a3e76404bc722034bb0455ef62bb7ba297
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Filesize
222KB
MD583b9b884a0228470ebc1511fe82163d0
SHA1f05a70ac20fd3518a761663d39635ee0f5048b33
SHA256b0844dbcd6eb29418e04843cc69e61f90afbcc250d60f402dcdb815392cdd71d
SHA512962e7d95a8ab7b4f894abe6f5452949f52c6f0b65a0aa5487231ac1c398c6d3a0631bd7287618faa475ef0035755d2a3e76404bc722034bb0455ef62bb7ba297
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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
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Filesize
5.7MB