Analysis
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max time kernel
185s -
max time network
187s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2022 16:28
Static task
static1
Behavioral task
behavioral1
Sample
dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe
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Size
132KB
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MD5
60199809e3321d60e0a08573387267a8
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SHA1
f69a6fd5f368e7afb0e9877b9ab2aaf650c4cefc
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SHA256
dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0
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SHA512
2d8e40aeea660cf17afabc9bfd46310f55cf40a0a2c22baea4ae50374c0ba4ae29509c231904bd4b61fa847d84e929e090f48f8e34474489ac4116efe66c1874
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SSDEEP
1536:/HDU4kEyptmE4gaRqi6eFkesYEkvrb0+78skMJbfFNOSD0ec79zZLlwsttmhTs+/:/G4gaRqvck9YLbk0fa0HE9Ve/d7Q
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" dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" taugu.exe -
Executes dropped EXE 2 IoCs
pid Process 2856 taugu.exe 1044 taugu.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 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /e" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /y" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /v" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /z" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /p" taugu.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /c" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /b" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /i" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /s" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /i" dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /l" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /x" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /f" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /n" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /g" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /r" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /k" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /w" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /a" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /o" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /d" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /q" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /u" taugu.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /t" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /h" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /m" taugu.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\taugu = "C:\\Users\\Admin\\taugu.exe /j" taugu.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 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum taugu.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 taugu.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 taugu.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4744 set thread context of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 2856 set thread context of 1044 2856 taugu.exe 86 -
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 3452 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 3452 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe 1044 taugu.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 3452 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 2856 taugu.exe 1044 taugu.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 4744 wrote to memory of 3452 4744 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 84 PID 3452 wrote to memory of 2856 3452 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 85 PID 3452 wrote to memory of 2856 3452 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 85 PID 3452 wrote to memory of 2856 3452 dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe 85 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86 PID 2856 wrote to memory of 1044 2856 taugu.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe"C:\Users\Admin\AppData\Local\Temp\dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Users\Admin\AppData\Local\Temp\dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0.exe752⤵
- 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:3452 -
C:\Users\Admin\taugu.exe"C:\Users\Admin\taugu.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2856 -
C:\Users\Admin\taugu.exe754⤵
- 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:1044
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
132KB
MD560199809e3321d60e0a08573387267a8
SHA1f69a6fd5f368e7afb0e9877b9ab2aaf650c4cefc
SHA256dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0
SHA5122d8e40aeea660cf17afabc9bfd46310f55cf40a0a2c22baea4ae50374c0ba4ae29509c231904bd4b61fa847d84e929e090f48f8e34474489ac4116efe66c1874
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Filesize
132KB
MD560199809e3321d60e0a08573387267a8
SHA1f69a6fd5f368e7afb0e9877b9ab2aaf650c4cefc
SHA256dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0
SHA5122d8e40aeea660cf17afabc9bfd46310f55cf40a0a2c22baea4ae50374c0ba4ae29509c231904bd4b61fa847d84e929e090f48f8e34474489ac4116efe66c1874
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Filesize
132KB
MD560199809e3321d60e0a08573387267a8
SHA1f69a6fd5f368e7afb0e9877b9ab2aaf650c4cefc
SHA256dd34ad7cb1aa444fde929f06bb8894201419f8b0c47ee8524899385b40ea4ad0
SHA5122d8e40aeea660cf17afabc9bfd46310f55cf40a0a2c22baea4ae50374c0ba4ae29509c231904bd4b61fa847d84e929e090f48f8e34474489ac4116efe66c1874