Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
05-03-2024 12:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b4c0bd47c23303426269a418fcd5d489.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b4c0bd47c23303426269a418fcd5d489.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b4c0bd47c23303426269a418fcd5d489.exe
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Size
88KB
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MD5
b4c0bd47c23303426269a418fcd5d489
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SHA1
6bf3eaed39ee05045d69f395be37afad32d3eed5
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SHA256
a24745bd454b6631682e068650a6ae2c23fc6f2e62439667e20baf8d4569f16b
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SHA512
0fc2cab64db0fef9b69268891a9aec65530589d548246cbcc2687dae42a6d86d356e33ae6bb3486eb1b7d3e96a38b04ca8d9b563ba276826e0319b0a233a93bb
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SSDEEP
1536:RLmnuYfySpy8tXG06YpqdXTsYJ/F+FBFIFGFYF7DUZxTZ0sa:zSs0G0mZZx
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" caoabah.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-1-5-21-3045580317-3728985860-206385570-1000\Control Panel\International\Geo\Nation b4c0bd47c23303426269a418fcd5d489.exe -
Executes dropped EXE 1 IoCs
pid Process 1376 caoabah.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /l" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /I" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /w" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /g" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /Y" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /s" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /r" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /P" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /V" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /n" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /f" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /D" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /A" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /y" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /c" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /p" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /X" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /F" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /t" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /Q" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /u" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /R" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /O" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /z" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /C" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /E" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /j" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /h" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /G" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /e" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /H" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /k" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /J" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /T" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /d" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /N" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /U" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /M" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /L" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /m" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /a" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /S" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /x" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /Z" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /W" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /b" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /o" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /K" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /v" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /i" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /q" caoabah.exe Set value (str) \REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caoabah = "C:\\Users\\Admin\\caoabah.exe /B" caoabah.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe 1376 caoabah.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4656 b4c0bd47c23303426269a418fcd5d489.exe 1376 caoabah.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4656 wrote to memory of 1376 4656 b4c0bd47c23303426269a418fcd5d489.exe 90 PID 4656 wrote to memory of 1376 4656 b4c0bd47c23303426269a418fcd5d489.exe 90 PID 4656 wrote to memory of 1376 4656 b4c0bd47c23303426269a418fcd5d489.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\b4c0bd47c23303426269a418fcd5d489.exe"C:\Users\Admin\AppData\Local\Temp\b4c0bd47c23303426269a418fcd5d489.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Users\Admin\caoabah.exe"C:\Users\Admin\caoabah.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:1376
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
88KB
MD517eef3395efd355452244c546fd18bf8
SHA1b9db179d9e7426fb67ff3634584a6e1ac8a0734d
SHA256f010dd282fe2037eacfeaa9402e76a5384497f40ba8936e4b9297075181c277b
SHA51293f5a1e27962a49a5e7de5f66e5023a1e3fad0398d139e642ff6f6adbbc0f619c9a77eb45e206605853b347020fc5462f842a9a2d178e49e0a5cb4f8cf27f415