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Analysis
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max time kernel
185s -
max time network
197s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
20/10/2022, 15:17
Static task
static1
Behavioral task
behavioral1
Sample
7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe
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Size
196KB
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MD5
96235112d9b87ce6504649893603f74e
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SHA1
3a74ca5411be4430aa6fd9f6d100684b498b46d7
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SHA256
7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953
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SHA512
b4cd1da0d9e43817ec1516ebd57ddcf38cfb7428595967167bd94d849375c666b35802bf943fe5e42e28e166c81ed26c318e167927418a91a65af2a0bdbf5a67
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SSDEEP
6144:W3alGHqU6Pr7FXlbWc3PuV/rvGXUf39GZjJ21OhCJiviq2YWDppQ7J:W3+Pr7FXlbWc3PuV/r+XUf39GZjJ21Oe
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" guimew.exe -
Executes dropped EXE 1 IoCs
pid Process 4932 guimew.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe -
Adds Run key to start application 2 TTPs 50 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /P" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /B" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /T" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /R" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /w" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /a" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /g" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /O" 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /k" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /q" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /E" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /X" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /l" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /C" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /L" guimew.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /h" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /e" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /F" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /d" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /t" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /n" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /Y" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /V" guimew.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /o" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /c" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /O" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /U" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /v" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /u" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /j" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /x" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /S" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /K" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /D" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /G" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /i" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /J" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /Z" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /m" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /A" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /H" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /f" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /M" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /p" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /s" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /W" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /r" guimew.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guimew = "C:\\Users\\Admin\\guimew.exe /y" guimew.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 5060 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe 5060 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe 4932 guimew.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5060 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe 4932 guimew.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5060 wrote to memory of 4932 5060 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe 81 PID 5060 wrote to memory of 4932 5060 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe 81 PID 5060 wrote to memory of 4932 5060 7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.exe"C:\Users\Admin\AppData\Local\Temp\7434eb532f8c3f05cf62a84aaedb3390087182185d6af5dff3d573860cf2e953.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:5060 -
C:\Users\Admin\guimew.exe"C:\Users\Admin\guimew.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:4932
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
196KB
MD57ac9c8c49a25cb8173b4bb1cb12d287f
SHA127481b1dc371f24546f318e2615acb03fc16221b
SHA2560999f2d7a3c1f86bb42973e47dd829a63d129b5817224d1f55c17479a8bb094e
SHA512cf7067661dbf4e1c22c806ff0b7b302ddcb0f7df6d617efe536b4f5371aade1fe2c00d1dedc43bad105c0af514f0499893720bb6efe6a1ae32691e4aa7be495b
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Filesize
196KB
MD57ac9c8c49a25cb8173b4bb1cb12d287f
SHA127481b1dc371f24546f318e2615acb03fc16221b
SHA2560999f2d7a3c1f86bb42973e47dd829a63d129b5817224d1f55c17479a8bb094e
SHA512cf7067661dbf4e1c22c806ff0b7b302ddcb0f7df6d617efe536b4f5371aade1fe2c00d1dedc43bad105c0af514f0499893720bb6efe6a1ae32691e4aa7be495b