Static task
static1
Behavioral task
behavioral1
Sample
Dotachanger.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
Dotachanger.exe
Resource
win10v2004-20231020-en
General
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Target
Dotachanger.exe
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Size
331KB
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MD5
9a815ab3d4b079d89308b5cba500f2eb
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SHA1
87d1b8c61887e7d35aa9924343baa4edd91636be
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SHA256
fb18b2106d4cfa7fb2c6ff4d43cc230d34e6988b41cbc41026230f75cd3aa6a3
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SHA512
42f7a227ab51bf79ce7ae699d40239e8d452b67e31bd3ac71a40cb76cb41e0ec2f678c3f8e062292e425aca5caed2cd6269e28ffe046f3bc17d86ee747c287eb
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SSDEEP
3072:TZzaqLh5m21b4n86fZHi8c62bdq32BsWtEGwF4JOAg0FuDTT6EmYvwbvWSuIVMU:TZzvhs2Z4n1E7g34XtVYAOfTdPwJaU
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Dotachanger.exe
Files
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Dotachanger.exe.exe windows:6 windows x86
a99648a4d417f4130faca9d4625edb8e
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
GetModuleFileNameW
GetModuleHandleW
FindFirstFileW
FindNextFileW
FindClose
CreateProcessW
CreateFileW
CloseHandle
WideCharToMultiByte
GetLastError
MultiByteToWideChar
GetStringTypeW
EncodePointer
DecodePointer
SetLastError
InitializeCriticalSectionAndSpinCount
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
GetProcAddress
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
LCMapStringW
GetLocaleInfoW
GetCPInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
InitializeSListHead
RtlUnwind
RaiseException
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
HeapFree
HeapAlloc
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
HeapReAlloc
GetFileType
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
SetStdHandle
SetFilePointerEx
HeapSize
FlushFileBuffers
GetConsoleCP
GetConsoleMode
WriteConsoleW
user32
AllowSetForegroundWindow
WaitForInputIdle
Sections
.text Size: 111KB - Virtual size: 110KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 63KB - Virtual size: 62KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 142KB - Virtual size: 141KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ