Static task
static1
Behavioral task
behavioral1
Sample
ksdcbrctys.exe
Resource
win7-20230831-en
General
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Target
ksdcbrctys.zip
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Size
238KB
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MD5
5dcb9e217ff3b378cc8a0156f0e005c5
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SHA1
f20a0c84d2954477deaa4c27ab08c1fd14998956
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SHA256
4469ef8f67d3f30c02d82b1c6a5dbd0fb0d3a0998e4ee9a8d780d0dc559b1112
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SHA512
2531ef22505c7e1ce47f970a8ede1374c689ba22d5237090c62b42d66ae354a0c0e5ff19cad9e9415acd011b78c9add982536ef75007ba2aede5bb328b5cb962
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SSDEEP
6144:z0dpHgiqgBXHUiU4haTiUo7wTe8h8W2e+eulQDEL:g/BXBapo0TeAV2e+N3
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/ksdcbrctys-safety.exe unpack001/ksdcbrctys.exe
Files
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ksdcbrctys.zip.zip
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ksdcbrctys-safety.exe.exe windows:5 windows x86
8881fd789df282429283ce322ea8b3f1
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetConsoleCP
GetConsoleMode
SetFilePointerEx
WriteConsoleW
DecodePointer
CreateFileW
CreateThread
CloseHandle
TerminateThread
Sleep
FlushFileBuffers
HeapReAlloc
HeapSize
GetProcessHeap
GetStringTypeW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
RtlUnwind
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
CompareStringW
LCMapStringW
SetStdHandle
GetFileType
RaiseException
user32
ReleaseDC
InvalidateRect
GetDesktopWindow
GetSystemMetrics
MessageBoxW
GetDC
gdi32
DeleteObject
BitBlt
SelectObject
CreateDIBSection
CreateCompatibleDC
StretchBlt
DeleteDC
CreatePen
Rectangle
Polygon
Ellipse
SetStretchBltMode
CreateSolidBrush
winmm
waveOutOpen
waveOutClose
waveOutUnprepareHeader
waveOutWrite
waveOutPrepareHeader
Sections
.text Size: 50KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 512B - Virtual size: 172B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 159KB - Virtual size: 158KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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ksdcbrctys.exe.exe windows:5 windows x86
265adcbdb18b3654dcee106c16729e8c
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetConsoleMode
SetFilePointerEx
FlushFileBuffers
WriteConsoleW
DecodePointer
ExitProcess
GetProcAddress
CreateThread
LoadLibraryW
CloseHandle
TerminateThread
Sleep
CreateFileW
GetConsoleCP
WriteFile
HeapReAlloc
HeapSize
GetProcessHeap
GetStringTypeW
GetFileType
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
RtlUnwind
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
GetACP
HeapFree
HeapAlloc
WaitForSingleObject
GetExitCodeProcess
CreateProcessA
GetFileAttributesExW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
CompareStringW
LCMapStringW
SetStdHandle
RaiseException
user32
ReleaseDC
InvalidateRect
GetDesktopWindow
GetSystemMetrics
MessageBoxW
GetDC
gdi32
SelectObject
CreateDIBSection
CreateCompatibleDC
StretchBlt
DeleteDC
CreatePen
Rectangle
Polygon
Ellipse
SetStretchBltMode
DeleteObject
CreateSolidBrush
BitBlt
winmm
waveOutOpen
waveOutClose
waveOutUnprepareHeader
waveOutWrite
waveOutPrepareHeader
Sections
.text Size: 55KB - Virtual size: 55KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 58KB - Virtual size: 57KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfids Size: 512B - Virtual size: 172B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 159KB - Virtual size: 159KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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readme.txt