Analysis
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max time kernel
172s -
max time network
176s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14-10-2022 10:14
Static task
static1
Behavioral task
behavioral1
Sample
9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe
Resource
win7-20220901-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe
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Size
108KB
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MD5
73b4a981bb570bc8e5c0b2ffc6b71f54
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SHA1
270b2fc66c11098a09b4e53c36af3aac49dd9805
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SHA256
9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039
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SHA512
1dc960366f14fa5aacb80e173559c95a3d8ea1db66dec67cbaa57bdf3734c13d30a63a6bbd2ed9e9cfe8e5b4ca3fb906034f3a1be84164fbafee0e6b9405a054
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SSDEEP
3072:5WMRbLQ1BwYCiaD9OVbDBfe3/KCOZBdJevhlkf:3nQP58OV/AvKTzT/
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" gtmeev.exe -
Executes dropped EXE 2 IoCs
pid Process 4264 gtmeev.exe 4796 gtmeev.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /z" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /v" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /n" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /j" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /c" gtmeev.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /i" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /x" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /k" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /p" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /l" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /u" gtmeev.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /b" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /a" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /f" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /a" 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /m" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /w" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /r" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /h" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /g" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /q" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /d" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /s" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /o" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /t" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /e" gtmeev.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\gtmeev = "C:\\Users\\Admin\\gtmeev.exe /y" gtmeev.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 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum gtmeev.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 gtmeev.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 gtmeev.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 5004 set thread context of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 4264 set thread context of 4796 4264 gtmeev.exe 84 -
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 5080 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 5080 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe 4796 gtmeev.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 5080 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 4264 gtmeev.exe 4796 gtmeev.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5004 wrote to memory of 5080 5004 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 82 PID 5080 wrote to memory of 4264 5080 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 83 PID 5080 wrote to memory of 4264 5080 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 83 PID 5080 wrote to memory of 4264 5080 9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe 83 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84 PID 4264 wrote to memory of 4796 4264 gtmeev.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe"C:\Users\Admin\AppData\Local\Temp\9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5004 -
C:\Users\Admin\AppData\Local\Temp\9aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039.exe742⤵
- 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:5080 -
C:\Users\Admin\gtmeev.exe"C:\Users\Admin\gtmeev.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4264 -
C:\Users\Admin\gtmeev.exe744⤵
- 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:4796
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
108KB
MD573b4a981bb570bc8e5c0b2ffc6b71f54
SHA1270b2fc66c11098a09b4e53c36af3aac49dd9805
SHA2569aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039
SHA5121dc960366f14fa5aacb80e173559c95a3d8ea1db66dec67cbaa57bdf3734c13d30a63a6bbd2ed9e9cfe8e5b4ca3fb906034f3a1be84164fbafee0e6b9405a054
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Filesize
108KB
MD573b4a981bb570bc8e5c0b2ffc6b71f54
SHA1270b2fc66c11098a09b4e53c36af3aac49dd9805
SHA2569aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039
SHA5121dc960366f14fa5aacb80e173559c95a3d8ea1db66dec67cbaa57bdf3734c13d30a63a6bbd2ed9e9cfe8e5b4ca3fb906034f3a1be84164fbafee0e6b9405a054
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Filesize
108KB
MD573b4a981bb570bc8e5c0b2ffc6b71f54
SHA1270b2fc66c11098a09b4e53c36af3aac49dd9805
SHA2569aab5e945732e92c961e66bfcd800083718bbfdc6df7f9a926bd151781af2039
SHA5121dc960366f14fa5aacb80e173559c95a3d8ea1db66dec67cbaa57bdf3734c13d30a63a6bbd2ed9e9cfe8e5b4ca3fb906034f3a1be84164fbafee0e6b9405a054