Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30/10/2022, 06:55
Static task
static1
Behavioral task
behavioral1
Sample
0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe
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Size
88KB
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MD5
58ddad258c1cf70535fb52c7d07042ae
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SHA1
2aed4592eb082b370ee9eada1382de3a78f11762
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SHA256
0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263
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SHA512
1c9ec56f89bfb42ee4be0f028a9eb7cf8ac184e202bd0dba107b6e9cf377b8b84f156c5a6f762d41d8e7c7fd454ef125e40a4dfe66c07a042d6f32f6d54e442c
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SSDEEP
1536:HcmMjyvjrKD/Cab2vAZKJVB4cQwDKcF0zVnNI1sY0GM:2UvK7CabMAgzB4rY6U0GM
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mehar.exe -
Executes dropped EXE 2 IoCs
pid Process 2948 mehar.exe 4244 mehar.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /v" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /f" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /j" mehar.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /n" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /t" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /a" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /k" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /o" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /y" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /h" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /u" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /d" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /e" 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /q" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /r" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /z" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /p" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /g" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /c" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /i" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /b" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /e" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /m" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /w" mehar.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /l" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /x" mehar.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mehar = "C:\\Users\\Admin\\mehar.exe /s" mehar.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 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum mehar.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 mehar.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 mehar.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4860 set thread context of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 2948 set thread context of 4244 2948 mehar.exe 90 -
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 3624 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 3624 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe 4244 mehar.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 3624 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 2948 mehar.exe 4244 mehar.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 4860 wrote to memory of 3624 4860 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 85 PID 3624 wrote to memory of 2948 3624 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 89 PID 3624 wrote to memory of 2948 3624 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 89 PID 3624 wrote to memory of 2948 3624 0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe 89 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90 PID 2948 wrote to memory of 4244 2948 mehar.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe"C:\Users\Admin\AppData\Local\Temp\0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4860 -
C:\Users\Admin\AppData\Local\Temp\0e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263.exe712⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3624 -
C:\Users\Admin\mehar.exe"C:\Users\Admin\mehar.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2948 -
C:\Users\Admin\mehar.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:4244
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
88KB
MD558ddad258c1cf70535fb52c7d07042ae
SHA12aed4592eb082b370ee9eada1382de3a78f11762
SHA2560e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263
SHA5121c9ec56f89bfb42ee4be0f028a9eb7cf8ac184e202bd0dba107b6e9cf377b8b84f156c5a6f762d41d8e7c7fd454ef125e40a4dfe66c07a042d6f32f6d54e442c
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Filesize
88KB
MD558ddad258c1cf70535fb52c7d07042ae
SHA12aed4592eb082b370ee9eada1382de3a78f11762
SHA2560e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263
SHA5121c9ec56f89bfb42ee4be0f028a9eb7cf8ac184e202bd0dba107b6e9cf377b8b84f156c5a6f762d41d8e7c7fd454ef125e40a4dfe66c07a042d6f32f6d54e442c
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Filesize
88KB
MD558ddad258c1cf70535fb52c7d07042ae
SHA12aed4592eb082b370ee9eada1382de3a78f11762
SHA2560e9caf233c9e8aa0dc22b722659f4993d9d5902abb24555458e7288e07526263
SHA5121c9ec56f89bfb42ee4be0f028a9eb7cf8ac184e202bd0dba107b6e9cf377b8b84f156c5a6f762d41d8e7c7fd454ef125e40a4dfe66c07a042d6f32f6d54e442c