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Analysis
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max time kernel
158s -
max time network
161s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 19:08
Static task
static1
Behavioral task
behavioral1
Sample
cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe
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Size
296KB
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MD5
f33307469551d974f945923ccf4678e9
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SHA1
09e06a91303db29f740f997fc7f7a3c47069a2b0
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SHA256
cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0
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SHA512
8f98f6feaa1de82a36f7215e94d8c463fce4feed6c9b2ccba07a53f75b6bb69ec95218227260d2b559a0bc3a434b275c37ee1988b3f95de7974a0f759fc2d3a2
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SSDEEP
3072:nKYmrF/MIJqOifVqfE8xfu3YOUtCPgCr0bM2C2VxZx89bRsVM8fnkTgFGtxtpTxK:nK1ViEG0s0bM2CEDV+8fnkltEU
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" cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" weuob.exe -
Executes dropped EXE 1 IoCs
pid Process 2232 weuob.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 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /j" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /t" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /p" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /h" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /x" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /X" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /L" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /c" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /m" weuob.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /D" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /R" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /B" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /H" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /o" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /g" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /I" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /G" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /J" cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /i" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /e" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /S" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /y" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /O" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /d" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /a" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /K" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /q" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /Z" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /J" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /r" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /z" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /E" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /T" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /u" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /N" weuob.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /P" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /A" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /k" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /Y" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /l" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /n" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /U" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /F" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /W" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /V" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /f" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /v" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /Q" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /w" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /s" weuob.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\weuob = "C:\\Users\\Admin\\weuob.exe /C" weuob.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 4088 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe 4088 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe 2232 weuob.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4088 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe 2232 weuob.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4088 wrote to memory of 2232 4088 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe 80 PID 4088 wrote to memory of 2232 4088 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe 80 PID 4088 wrote to memory of 2232 4088 cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.exe"C:\Users\Admin\AppData\Local\Temp\cdb9ad1e37416cb8506facf44221c3d614b86d63f6906678b8ab20f619bb76d0.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:4088 -
C:\Users\Admin\weuob.exe"C:\Users\Admin\weuob.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:2232
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
296KB
MD55db19cd44033710eceebc2abd6e5c17f
SHA1a49d84faaa09a3e13989cb1fa6d9ba00e8e651ed
SHA256647e976bb727e533a4ca6782a4d409990cfd12b9c57146b59715125ee30781e3
SHA512218d8511f0d4d22059511a5a86e44c50aea1b60939b7067081d748054e314c09660671ffad80ea16733cee4bf660dab44436e67f4ed06e56682f1dea33d155f9
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Filesize
296KB
MD55db19cd44033710eceebc2abd6e5c17f
SHA1a49d84faaa09a3e13989cb1fa6d9ba00e8e651ed
SHA256647e976bb727e533a4ca6782a4d409990cfd12b9c57146b59715125ee30781e3
SHA512218d8511f0d4d22059511a5a86e44c50aea1b60939b7067081d748054e314c09660671ffad80ea16733cee4bf660dab44436e67f4ed06e56682f1dea33d155f9