Analysis
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max time kernel
151s -
max time network
112s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11/10/2022, 09:38
Static task
static1
Behavioral task
behavioral1
Sample
ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe
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Size
128KB
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MD5
7bbfcc8601c16d15a9013925c17ec149
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SHA1
4ad16aa028e10ce5846bcac95e278df1cd992daa
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SHA256
ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a
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SHA512
558aaa8138ed6d1d7f8acf9345646735cc028ecb2c3328103de6eea45f2edf52c99bff1886942f4d365d9f6096d5d646ee6b1a6dfc186d1b319e89e39c342d72
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SSDEEP
1536:73HVyQ8RUtSPSY/+XeWVEWwKHblM+3R2QG1NI/vDubJpfennSaVV+xp6Ca6:R+RUtO+Xd6WwKHbJ3DG1NGDsenSaWn66
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" ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" cieiso.exe -
Executes dropped EXE 2 IoCs
pid Process 1756 cieiso.exe 1768 cieiso.exe -
Loads dropped DLL 2 IoCs
pid Process 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.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\cieiso = "C:\\Users\\Admin\\cieiso.exe /k" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /c" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /y" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /z" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /n" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /v" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /h" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /s" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /g" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /u" cieiso.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /b" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /e" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /x" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /l" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /d" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /o" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /w" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /r" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /u" ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /i" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /p" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /m" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /q" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /a" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /f" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /t" cieiso.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\cieiso = "C:\\Users\\Admin\\cieiso.exe /j" cieiso.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum cieiso.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 cieiso.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf cieiso.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1980 set thread context of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1756 set thread context of 1768 1756 cieiso.exe 30 -
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 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe 1768 cieiso.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 1756 cieiso.exe 1768 cieiso.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 1980 wrote to memory of 2032 1980 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 28 PID 2032 wrote to memory of 1756 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 29 PID 2032 wrote to memory of 1756 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 29 PID 2032 wrote to memory of 1756 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 29 PID 2032 wrote to memory of 1756 2032 ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe 29 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30 PID 1756 wrote to memory of 1768 1756 cieiso.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe"C:\Users\Admin\AppData\Local\Temp\ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Local\Temp\ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a.exe712⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2032 -
C:\Users\Admin\cieiso.exe"C:\Users\Admin\cieiso.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Users\Admin\cieiso.exe714⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1768
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
128KB
MD57bbfcc8601c16d15a9013925c17ec149
SHA14ad16aa028e10ce5846bcac95e278df1cd992daa
SHA256ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a
SHA512558aaa8138ed6d1d7f8acf9345646735cc028ecb2c3328103de6eea45f2edf52c99bff1886942f4d365d9f6096d5d646ee6b1a6dfc186d1b319e89e39c342d72
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Filesize
128KB
MD57bbfcc8601c16d15a9013925c17ec149
SHA14ad16aa028e10ce5846bcac95e278df1cd992daa
SHA256ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a
SHA512558aaa8138ed6d1d7f8acf9345646735cc028ecb2c3328103de6eea45f2edf52c99bff1886942f4d365d9f6096d5d646ee6b1a6dfc186d1b319e89e39c342d72
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Filesize
128KB
MD57bbfcc8601c16d15a9013925c17ec149
SHA14ad16aa028e10ce5846bcac95e278df1cd992daa
SHA256ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a
SHA512558aaa8138ed6d1d7f8acf9345646735cc028ecb2c3328103de6eea45f2edf52c99bff1886942f4d365d9f6096d5d646ee6b1a6dfc186d1b319e89e39c342d72
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Filesize
128KB
MD57bbfcc8601c16d15a9013925c17ec149
SHA14ad16aa028e10ce5846bcac95e278df1cd992daa
SHA256ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a
SHA512558aaa8138ed6d1d7f8acf9345646735cc028ecb2c3328103de6eea45f2edf52c99bff1886942f4d365d9f6096d5d646ee6b1a6dfc186d1b319e89e39c342d72
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Filesize
128KB
MD57bbfcc8601c16d15a9013925c17ec149
SHA14ad16aa028e10ce5846bcac95e278df1cd992daa
SHA256ae3b66538d00b10a8842a492d0e4b517c81eb0de619b53e94241df257b5ee48a
SHA512558aaa8138ed6d1d7f8acf9345646735cc028ecb2c3328103de6eea45f2edf52c99bff1886942f4d365d9f6096d5d646ee6b1a6dfc186d1b319e89e39c342d72