Analysis
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max time kernel
151s -
max time network
184s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06-11-2022 15:02
Static task
static1
Behavioral task
behavioral1
Sample
e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe
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Size
108KB
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MD5
0d3c572c3f0026e69f63c20f8530f570
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SHA1
cbea50f280ce8db2ba38f08c3e82149a65c5e67c
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SHA256
e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078
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SHA512
586b77b8cefd2dc59f5957e06024916a37dd434b366d233cf093ecb67728d7fb4ca791c849f704bbdc67c771553bd527b3ce7dfd326ce0df6f3aa6033386734b
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SSDEEP
1536:+WOHdYofsif9sIpUTdI579iKo8DK7azE/:O/B5K2w/
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" kjreg.exe -
Executes dropped EXE 1 IoCs
pid Process 4212 kjreg.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /s" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /f" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /y" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /q" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /d" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /z" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /c" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /b" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /r" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /o" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /i" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /n" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /j" kjreg.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /v" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /w" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /l" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /h" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /a" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /x" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /k" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /e" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /s" e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /g" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /p" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /u" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /t" kjreg.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kjreg = "C:\\Users\\Admin\\kjreg.exe /m" kjreg.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ kjreg.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 64 IoCs
pid Process 3868 e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe 3868 e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe 4212 kjreg.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3868 e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe 4212 kjreg.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3868 wrote to memory of 4212 3868 e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe 81 PID 3868 wrote to memory of 4212 3868 e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe 81 PID 3868 wrote to memory of 4212 3868 e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe"C:\Users\Admin\AppData\Local\Temp\e714bee5dbed0eafafc48e5953c9f887ab5bf7168ac93c4fb35f101e20cc6078.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Users\Admin\kjreg.exe"C:\Users\Admin\kjreg.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4212
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
108KB
MD598f19caa8265d2b7604d07b9ea9d7c1f
SHA10b6a6dc3077b0137831617b0b910ea65319d4dfc
SHA256a87543b7965aff6f8369e4e4102f818ca1bbbc624d4dc3a1937ee23f2e09956a
SHA512e4db4c4c254e95002d25d214503bce277cb51c5f264d479db3b40b381f1eaba13f4df9e061bc5d1cae9ebdcbb0d2c7c97179c6ed1a809d202b2e4feaafae6ad9
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Filesize
108KB
MD598f19caa8265d2b7604d07b9ea9d7c1f
SHA10b6a6dc3077b0137831617b0b910ea65319d4dfc
SHA256a87543b7965aff6f8369e4e4102f818ca1bbbc624d4dc3a1937ee23f2e09956a
SHA512e4db4c4c254e95002d25d214503bce277cb51c5f264d479db3b40b381f1eaba13f4df9e061bc5d1cae9ebdcbb0d2c7c97179c6ed1a809d202b2e4feaafae6ad9