Analysis
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max time kernel
147s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
27-11-2022 01:47
Static task
static1
Behavioral task
behavioral1
Sample
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe
Resource
win10v2004-20220812-en
General
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Target
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe
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Size
509KB
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MD5
112978a940b3aa91557b10e37ec65ffb
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SHA1
51b06bbcd1a9320c4e1ff63a6d0b2a2221cef536
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SHA256
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55
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SHA512
666f25c4cb694b69165b42cf4c71baeb38f0507039e5a455da87f70324f302e0dbfd3e8f5d858c88e35f76acb5c64bc30fed19398f4f636c35a12ecbc61483b3
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SSDEEP
12288:X03SAZHsXBEE4V+kwCJwNiNvwPeJYLd95YhJ:XDUEBEE4dlNIPWYBQD
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
Processes:
msfilecom.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,\"C:\\Windows\\system32\\clientsvr.exe\"" msfilecom.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,\"C:\\ProgramData\\323049\\msfilecom.exe\"" msfilecom.exe -
Executes dropped EXE 2 IoCs
Processes:
msfilecom.exemsfilecom.exepid process 820 msfilecom.exe 1224 msfilecom.exe -
Loads dropped DLL 1 IoCs
Processes:
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exepid process 972 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
msfilecom.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\MSocnfdID = "\"C:\\ProgramData\\323049\\msfilecom.exe\"" msfilecom.exe -
Drops file in System32 directory 2 IoCs
Processes:
msfilecom.exedescription ioc process File created C:\Windows\SysWOW64\clientsvr.exe msfilecom.exe File opened for modification C:\Windows\SysWOW64\clientsvr.exe msfilecom.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exemsfilecom.exedescription pid process target process PID 1496 set thread context of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 820 set thread context of 1224 820 msfilecom.exe msfilecom.exe -
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 15 IoCs
Processes:
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exemsfilecom.exemsfilecom.exepid process 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 820 msfilecom.exe 820 msfilecom.exe 1224 msfilecom.exe 1224 msfilecom.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exepid process 972 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exemsfilecom.exemsfilecom.exedescription pid process Token: SeDebugPrivilege 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe Token: SeDebugPrivilege 820 msfilecom.exe Token: SeDebugPrivilege 1224 msfilecom.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
msfilecom.exepid process 1224 msfilecom.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exemsfilecom.exedescription pid process target process PID 1496 wrote to memory of 1896 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1896 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1896 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1896 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1756 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1756 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1756 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1756 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1928 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1928 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1928 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1928 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1916 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1916 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1916 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1916 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1924 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1924 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1924 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 1924 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 1496 wrote to memory of 972 1496 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe PID 972 wrote to memory of 820 972 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe msfilecom.exe PID 972 wrote to memory of 820 972 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe msfilecom.exe PID 972 wrote to memory of 820 972 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe msfilecom.exe PID 972 wrote to memory of 820 972 967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe PID 820 wrote to memory of 1224 820 msfilecom.exe msfilecom.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"2⤵PID:1896
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C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"2⤵PID:1756
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C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"2⤵PID:1928
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C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"2⤵PID:1916
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C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"2⤵PID:1924
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C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"C:\Users\Admin\AppData\Local\Temp\967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55.exe"2⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:972 -
C:\ProgramData\323049\msfilecom.exe"C:\ProgramData\323049\msfilecom.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:820 -
C:\ProgramData\323049\msfilecom.exe"C:\ProgramData\323049\msfilecom.exe"4⤵
- 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
PID:1224
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
509KB
MD5112978a940b3aa91557b10e37ec65ffb
SHA151b06bbcd1a9320c4e1ff63a6d0b2a2221cef536
SHA256967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55
SHA512666f25c4cb694b69165b42cf4c71baeb38f0507039e5a455da87f70324f302e0dbfd3e8f5d858c88e35f76acb5c64bc30fed19398f4f636c35a12ecbc61483b3
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Filesize
509KB
MD5112978a940b3aa91557b10e37ec65ffb
SHA151b06bbcd1a9320c4e1ff63a6d0b2a2221cef536
SHA256967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55
SHA512666f25c4cb694b69165b42cf4c71baeb38f0507039e5a455da87f70324f302e0dbfd3e8f5d858c88e35f76acb5c64bc30fed19398f4f636c35a12ecbc61483b3
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Filesize
509KB
MD5112978a940b3aa91557b10e37ec65ffb
SHA151b06bbcd1a9320c4e1ff63a6d0b2a2221cef536
SHA256967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55
SHA512666f25c4cb694b69165b42cf4c71baeb38f0507039e5a455da87f70324f302e0dbfd3e8f5d858c88e35f76acb5c64bc30fed19398f4f636c35a12ecbc61483b3
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Filesize
509KB
MD5112978a940b3aa91557b10e37ec65ffb
SHA151b06bbcd1a9320c4e1ff63a6d0b2a2221cef536
SHA256967a8db54ac259968792d81629b930bfeff404505eff4073b51a30d913bcaf55
SHA512666f25c4cb694b69165b42cf4c71baeb38f0507039e5a455da87f70324f302e0dbfd3e8f5d858c88e35f76acb5c64bc30fed19398f4f636c35a12ecbc61483b3