Analysis
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max time kernel
151s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 05:16
Static task
static1
Behavioral task
behavioral1
Sample
292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe
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Size
212KB
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MD5
48aafe68e0c9d896304161db95993190
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SHA1
f9bc3d7ece989743a744f2d5ce1a3d2a3db2bddc
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SHA256
292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a
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SHA512
e7ab32eddee373997d69f238cc698e7e0eb0ae3e05e12b76a5870b3cf57ac1e835a147fb46ddc61209df8f409f5175dc601cd41aa89e8d9ba8dc076bcd3e16f3
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SSDEEP
1536:V3VVLz2cGCO1LAx4cd9Lv2PElgW3NoN274B/K51ptaHElfTczp6Far2/AgAISFwy:FLybNUp+KNoN2N04A1ZV
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yiuaquz.exe -
Executes dropped EXE 1 IoCs
pid Process 1936 yiuaquz.exe -
Loads dropped DLL 2 IoCs
pid Process 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /s" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /b" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /f" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /m" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /q" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /p" yiuaquz.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /g" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /e" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /r" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /z" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /h" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /c" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /d" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /a" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /u" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /j" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /x" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /n" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /i" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /a" 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /k" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /w" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /y" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /o" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /t" yiuaquz.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /v" yiuaquz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\yiuaquz = "C:\\Users\\Admin\\yiuaquz.exe /l" yiuaquz.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 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe 1936 yiuaquz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 1936 yiuaquz.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1504 wrote to memory of 1936 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 28 PID 1504 wrote to memory of 1936 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 28 PID 1504 wrote to memory of 1936 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 28 PID 1504 wrote to memory of 1936 1504 292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe"C:\Users\Admin\AppData\Local\Temp\292cdba8b2eba485f1fc79805f35dea99f79f905ae418687d7025550d0bcd45a.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Users\Admin\yiuaquz.exe"C:\Users\Admin\yiuaquz.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:1936
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
212KB
MD50a55d74909cde1024596690c5513886b
SHA1f2b4d06ca2a8e6437595f922410f44baa6a25728
SHA256517ee660e8c48fcc84c2efcb469f168842f11c8de97f81f855588b49cfd77a77
SHA5125ac96d0acdb70cf0d8ba723ec88bf9e8508feddd476c2ea37c1cadb4827c940128781391d7884c222ef348de1ce6f2ba8abcf057a7f7a92c195e7ab41ce1fb3a
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Filesize
212KB
MD50a55d74909cde1024596690c5513886b
SHA1f2b4d06ca2a8e6437595f922410f44baa6a25728
SHA256517ee660e8c48fcc84c2efcb469f168842f11c8de97f81f855588b49cfd77a77
SHA5125ac96d0acdb70cf0d8ba723ec88bf9e8508feddd476c2ea37c1cadb4827c940128781391d7884c222ef348de1ce6f2ba8abcf057a7f7a92c195e7ab41ce1fb3a
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Filesize
212KB
MD50a55d74909cde1024596690c5513886b
SHA1f2b4d06ca2a8e6437595f922410f44baa6a25728
SHA256517ee660e8c48fcc84c2efcb469f168842f11c8de97f81f855588b49cfd77a77
SHA5125ac96d0acdb70cf0d8ba723ec88bf9e8508feddd476c2ea37c1cadb4827c940128781391d7884c222ef348de1ce6f2ba8abcf057a7f7a92c195e7ab41ce1fb3a
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Filesize
212KB
MD50a55d74909cde1024596690c5513886b
SHA1f2b4d06ca2a8e6437595f922410f44baa6a25728
SHA256517ee660e8c48fcc84c2efcb469f168842f11c8de97f81f855588b49cfd77a77
SHA5125ac96d0acdb70cf0d8ba723ec88bf9e8508feddd476c2ea37c1cadb4827c940128781391d7884c222ef348de1ce6f2ba8abcf057a7f7a92c195e7ab41ce1fb3a