Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
18/11/2023, 07:08
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.cdbe260188617d52e36d382c0738cf30.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
NEAS.cdbe260188617d52e36d382c0738cf30.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.cdbe260188617d52e36d382c0738cf30.exe
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Size
160KB
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MD5
cdbe260188617d52e36d382c0738cf30
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SHA1
df5ac9cbff64ccead83006b000e27126a80b0d78
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SHA256
0571ffc87c7248f0ffdf24316538f17c7afd2b494f1a7b1c0695e010c2c6cf2e
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SHA512
7732d562c79bfcd143293fe6e4e620df681e3c8022f1aeb2855edafff00e5a95e36c17bebd82e47bccaf3f9f0cdef04b8caf9dedf2a4acbab005f7d64d9e5932
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SSDEEP
1536:jhej+M/dgv0pBdQrAa/JOf5MFzF0K1/lex4vbADuumW9I3iYIGcmAhji91:M5yOOAa/GAFZbAdmAFi91
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-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" NEAS.cdbe260188617d52e36d382c0738cf30.exe Set value (int) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" riejui.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-1-5-21-3811856890-180006922-3689258494-1000\Control Panel\International\Geo\Nation NEAS.cdbe260188617d52e36d382c0738cf30.exe -
Executes dropped EXE 1 IoCs
pid Process 3524 riejui.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /g" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /q" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /b" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /h" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /v" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /s" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /k" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /d" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /w" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /j" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /t" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /y" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /a" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /l" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /r" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /e" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /f" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /u" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /z" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /c" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /p" NEAS.cdbe260188617d52e36d382c0738cf30.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /m" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /o" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /i" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /n" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /p" riejui.exe Set value (str) \REGISTRY\USER\S-1-5-21-3811856890-180006922-3689258494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\riejui = "C:\\Users\\Admin\\riejui.exe /x" riejui.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 3816 NEAS.cdbe260188617d52e36d382c0738cf30.exe 3816 NEAS.cdbe260188617d52e36d382c0738cf30.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe 3524 riejui.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3816 NEAS.cdbe260188617d52e36d382c0738cf30.exe 3524 riejui.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3816 wrote to memory of 3524 3816 NEAS.cdbe260188617d52e36d382c0738cf30.exe 95 PID 3816 wrote to memory of 3524 3816 NEAS.cdbe260188617d52e36d382c0738cf30.exe 95 PID 3816 wrote to memory of 3524 3816 NEAS.cdbe260188617d52e36d382c0738cf30.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.cdbe260188617d52e36d382c0738cf30.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.cdbe260188617d52e36d382c0738cf30.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:3816 -
C:\Users\Admin\riejui.exe"C:\Users\Admin\riejui.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:3524
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
160KB
MD598581833d6af53188f2754df80659ac8
SHA1108488b8a51c82bf2faebc59186fbdda918f6de5
SHA256ebf155a8790917f18edecd1abc5bb09a3ab9a75487703d24e2cfaa1b088038f9
SHA5125efaa9e7ab10ee0544a62cb01d83fbf425b4ec8d4817a33fbe9a44e8daa2354135188b6417b77e397487a07608e2354abe07d4957988a87c68faaab48f9db73f
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Filesize
160KB
MD598581833d6af53188f2754df80659ac8
SHA1108488b8a51c82bf2faebc59186fbdda918f6de5
SHA256ebf155a8790917f18edecd1abc5bb09a3ab9a75487703d24e2cfaa1b088038f9
SHA5125efaa9e7ab10ee0544a62cb01d83fbf425b4ec8d4817a33fbe9a44e8daa2354135188b6417b77e397487a07608e2354abe07d4957988a87c68faaab48f9db73f
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Filesize
160KB
MD598581833d6af53188f2754df80659ac8
SHA1108488b8a51c82bf2faebc59186fbdda918f6de5
SHA256ebf155a8790917f18edecd1abc5bb09a3ab9a75487703d24e2cfaa1b088038f9
SHA5125efaa9e7ab10ee0544a62cb01d83fbf425b4ec8d4817a33fbe9a44e8daa2354135188b6417b77e397487a07608e2354abe07d4957988a87c68faaab48f9db73f