Analysis
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max time kernel
120s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20/09/2024, 01:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
120 seconds
Behavioral task
behavioral2
Sample
6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
120 seconds
General
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Target
6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe
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Size
304KB
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MD5
85e32a5a78ec18d2d05914d6d9d5d980
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SHA1
2abbd252468480a8b1f916041aed03d260cdfabc
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SHA256
6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153ca
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SHA512
be1478be3dd91367e05dfadd10e51e5e1f7ab9b68e00fd308a9cee5080106a0846613a6493c39ba69d2e290a091b12e04e8ada5731b7de789966923178cfe257
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SSDEEP
3072:RPPGOaEaAaTG0kZSmA2Gsxqc+X3GMop2aEaLFra+7pvPSvBRq:e4AxkYGylaRSW
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe Set value (int) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" peiufuh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe -
Executes dropped EXE 1 IoCs
pid Process 5096 peiufuh.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /z" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /a" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /p" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /i" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /t" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /g" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /r" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /l" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /d" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /f" 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /s" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /y" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /m" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /b" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /f" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /k" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /q" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /o" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /e" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /c" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /j" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /v" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /u" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /x" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /w" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /n" peiufuh.exe Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\peiufuh = "C:\\Users\\Admin\\peiufuh.exe /h" peiufuh.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language peiufuh.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4612 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe 4612 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe 5096 peiufuh.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4612 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe 5096 peiufuh.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4612 wrote to memory of 5096 4612 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe 86 PID 4612 wrote to memory of 5096 4612 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe 86 PID 4612 wrote to memory of 5096 4612 6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe"C:\Users\Admin\AppData\Local\Temp\6492979a23d512633fc8a577a0f10bd4a4d1aa185800b55b3a302edcdf5153caN.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Users\Admin\peiufuh.exe"C:\Users\Admin\peiufuh.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:5096
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
304KB
MD525b04bf156230bc20f4b492ababeb33a
SHA11783f08fb58b4d9d890fa1f966a8e446d42b520d
SHA256fc57c49f725154c9541eff0837b3dcdb58c99b576326ae336a908d4147b3e2e6
SHA512aaed0b8e63c05aea9f1ca03c0e8ddbf9f68a5dac40a100ab941d2ba4fec8e50a55196117a8c6cfa48c62b83ebfa64135e8d8d77280cb77957847c85e0a384933