Overview
overview
3Static
static
3Yuuto-Stea...trc.js
windows7-x64
1Yuuto-Stea...trc.js
windows10-2004-x64
1Yuuto-Stea...ld.bat
windows7-x64
1Yuuto-Stea...ld.bat
windows10-2004-x64
1Yuuto-Stea...ild.js
windows7-x64
1Yuuto-Stea...ild.js
windows10-2004-x64
1Yuuto-Stea...-vm.js
windows7-x64
1Yuuto-Stea...-vm.js
windows10-2004-x64
1Yuuto-Stea...ror.js
windows7-x64
1Yuuto-Stea...ror.js
windows10-2004-x64
Yuuto-Stea...ata.js
windows7-x64
1Yuuto-Stea...ata.js
windows10-2004-x64
1Yuuto-Stea...ken.js
windows7-x64
1Yuuto-Stea...ken.js
windows10-2004-x64
1Yuuto-Stea...-mc.js
windows7-x64
1Yuuto-Stea...-mc.js
windows10-2004-x64
1Yuuto-Stea...lox.js
windows7-x64
1Yuuto-Stea...lox.js
windows10-2004-x64
1Yuuto-Stea...nfo.js
windows7-x64
1Yuuto-Stea...nfo.js
windows10-2004-x64
1Yuuto-Stea...ord.js
windows7-x64
1Yuuto-Stea...ord.js
windows10-2004-x64
1Yuuto-Stea...key.js
windows7-x64
1Yuuto-Stea...key.js
windows10-2004-x64
1Yuuto-Stea...tup.js
windows7-x64
1Yuuto-Stea...tup.js
windows10-2004-x64
1Yuuto-Stea...ons.js
windows7-x64
1Yuuto-Stea...ons.js
windows10-2004-x64
1Yuuto-Stea...ook.js
windows7-x64
1Yuuto-Stea...ook.js
windows10-2004-x64
1Yuuto-Stea...zip.js
windows7-x64
1Yuuto-Stea...zip.js
windows10-2004-x64
1Behavioral task
behavioral1
Sample
Yuuto-Stealer-master/.eslintrc.js
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Yuuto-Stealer-master/.eslintrc.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
Yuuto-Stealer-master/build.bat
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
Yuuto-Stealer-master/build.bat
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
Yuuto-Stealer-master/build.js
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
Yuuto-Stealer-master/build.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
Yuuto-Stealer-master/functions/anti-vm.js
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
Yuuto-Stealer-master/functions/anti-vm.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral9
Sample
Yuuto-Stealer-master/functions/fake-error.js
Resource
win7-20240221-en
Behavioral task
behavioral10
Sample
Yuuto-Stealer-master/functions/fake-error.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral11
Sample
Yuuto-Stealer-master/functions/grab-browsers-data.js
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
Yuuto-Stealer-master/functions/grab-browsers-data.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
Yuuto-Stealer-master/functions/grab-discord-token.js
Resource
win7-20231129-en
Behavioral task
behavioral14
Sample
Yuuto-Stealer-master/functions/grab-discord-token.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
Yuuto-Stealer-master/functions/grab-mc.js
Resource
win7-20240220-en
Behavioral task
behavioral16
Sample
Yuuto-Stealer-master/functions/grab-mc.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
Yuuto-Stealer-master/functions/grab-roblox.js
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
Yuuto-Stealer-master/functions/grab-roblox.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
Yuuto-Stealer-master/functions/ip-info.js
Resource
win7-20240220-en
Behavioral task
behavioral20
Sample
Yuuto-Stealer-master/functions/ip-info.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
Yuuto-Stealer-master/functions/kill-discord.js
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
Yuuto-Stealer-master/functions/kill-discord.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral23
Sample
Yuuto-Stealer-master/functions/product-key.js
Resource
win7-20240221-en
Behavioral task
behavioral24
Sample
Yuuto-Stealer-master/functions/product-key.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral25
Sample
Yuuto-Stealer-master/functions/startup.js
Resource
win7-20240215-en
Behavioral task
behavioral26
Sample
Yuuto-Stealer-master/functions/startup.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral27
Sample
Yuuto-Stealer-master/functions/steal-sessions.js
Resource
win7-20240220-en
Behavioral task
behavioral28
Sample
Yuuto-Stealer-master/functions/steal-sessions.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral29
Sample
Yuuto-Stealer-master/functions/webhook.js
Resource
win7-20240221-en
Behavioral task
behavioral30
Sample
Yuuto-Stealer-master/functions/webhook.js
Resource
win10v2004-20240412-en
Behavioral task
behavioral31
Sample
Yuuto-Stealer-master/functions/zip.js
Resource
win7-20240221-en
Behavioral task
behavioral32
Sample
Yuuto-Stealer-master/functions/zip.js
Resource
win10v2004-20240412-en
General
-
Target
Yuuto-Stealer-master.zip
-
Size
15.4MB
-
MD5
3ef8c05f0fe058e8009f617082fc7d9a
-
SHA1
431c891a563610cffbe64947b505bd1d163f0cd5
-
SHA256
3fa6b08933313f31e495da25f4b363b957aaa745b2fa436823602585b626a893
-
SHA512
ce647b452f3c75b449bb8bbd8ed296d8d8303115ac39033d3f6ef046e8386be5b59bbf4951d9eb5b539de2ffdef4742dd9ba7b9b2170af066eedbfa464020864
-
SSDEEP
393216:li8+YCx86ATvxhm10stc9+eYGa2759Po/T:iYstATQLt6+TGaIs
Malware Config
Signatures
-
Detects Pyinstaller 2 IoCs
Processes:
resource yara_rule static1/unpack001/Yuuto-Stealer-master/util/decrypt-key/decrypt_key.exe pyinstaller static1/unpack001/Yuuto-Stealer-master/util/decrypt-token/decrypt_token.exe pyinstaller -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/Yuuto-Stealer-master/util/decrypt-key/decrypt_key.exe unpack001/Yuuto-Stealer-master/util/decrypt-token/decrypt_token.exe
Files
-
Yuuto-Stealer-master.zip.zip
-
Yuuto-Stealer-master/.eslintrc.js
-
Yuuto-Stealer-master/.github/workflows/build.yml
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Yuuto-Stealer-master/.gitignore
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Yuuto-Stealer-master/README.md
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Yuuto-Stealer-master/TODO.md
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Yuuto-Stealer-master/build.bat
-
Yuuto-Stealer-master/build.js.js
-
Yuuto-Stealer-master/config.json
-
Yuuto-Stealer-master/functions/anti-vm.js.js
-
Yuuto-Stealer-master/functions/fake-error.js
-
Yuuto-Stealer-master/functions/grab-browsers-data.js.js
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Yuuto-Stealer-master/functions/grab-discord-token.js.js
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Yuuto-Stealer-master/functions/grab-mc.js
-
Yuuto-Stealer-master/functions/grab-roblox.js
-
Yuuto-Stealer-master/functions/ip-info.js
-
Yuuto-Stealer-master/functions/kill-discord.js
-
Yuuto-Stealer-master/functions/product-key.js
-
Yuuto-Stealer-master/functions/startup.js
-
Yuuto-Stealer-master/functions/steal-sessions.js
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Yuuto-Stealer-master/functions/webhook.js.js
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Yuuto-Stealer-master/functions/zip.js
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Yuuto-Stealer-master/index.js
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Yuuto-Stealer-master/package.json
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Yuuto-Stealer-master/screenshots/computer.png.png
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Yuuto-Stealer-master/screenshots/discord.png.png
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Yuuto-Stealer-master/screenshots/reddit.png.png
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Yuuto-Stealer-master/screenshots/steam.png.png
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Yuuto-Stealer-master/screenshots/twitter.png.png
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Yuuto-Stealer-master/screenshots/zip.png.png
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Yuuto-Stealer-master/screenshots/zip_browser.png.png
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Yuuto-Stealer-master/util/cookies.js.js
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Yuuto-Stealer-master/util/decrypt-key/decrypt_key.exe.exe windows:5 windows x64 arch:x64
ba5546933531fafa869b1f86a4e2a959
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
WriteConsoleW
GetProcAddress
GetModuleFileNameW
SetDllDirectoryW
FreeLibrary
GetLastError
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetCommandLineA
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
RemoveDirectoryW
FindNextFileW
SetStdHandle
DeleteFileW
ReadFile
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
HeapReAlloc
GetFileAttributesExW
GetStringTypeW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
SetEndOfFile
advapi32
ConvertSidToStringSidW
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorW
Sections
.text Size: 162KB - Virtual size: 162KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 74KB - Virtual size: 73KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
decrypt_key.pyc
-
Yuuto-Stealer-master/util/decrypt-token/decrypt_token.exe.exe windows:5 windows x64 arch:x64
ba5546933531fafa869b1f86a4e2a959
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
WriteConsoleW
GetProcAddress
GetModuleFileNameW
SetDllDirectoryW
FreeLibrary
GetLastError
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetCommandLineA
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
RemoveDirectoryW
FindNextFileW
SetStdHandle
DeleteFileW
ReadFile
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
HeapReAlloc
GetFileAttributesExW
GetStringTypeW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
SetEndOfFile
advapi32
ConvertSidToStringSidW
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorW
Sections
.text Size: 162KB - Virtual size: 162KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 74KB - Virtual size: 73KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
decrypt_token.pyc
-
Yuuto-Stealer-master/util/dir.js
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Yuuto-Stealer-master/util/discord-account.js
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Yuuto-Stealer-master/util/discord-api.js
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Yuuto-Stealer-master/util/general.js.js
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Yuuto-Stealer-master/util/init.js.js
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Yuuto-Stealer-master/util/os.js.js
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Yuuto-Stealer-master/util/string.js.js
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Yuuto-Stealer-master/util/variables.js
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Yuuto-Stealer-master/util/zip.js.js
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Yuuto-Stealer-master/webpack.config.js
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Yuuto-Stealer-master/yarn.lock