Static task
static1
Behavioral task
behavioral1
Sample
Bootstrapper.exe
Resource
win7-20240903-en
General
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Target
Bootstrapper.exe
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Size
395KB
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MD5
a9370df5fb60672577fd727e3e798e75
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SHA1
a5b4a8c7caf397a3629e0156da2594de1b657776
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SHA256
481a9e582ab314faa2ab950fc99ab39fc35c071bfaf45871089892129be66d55
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SHA512
f72305b18065adf66f886f5e7a7b2c4a1196c2f2c881a5d7afa7dfb88aad069c0ad2ad47c814e9c193ea1b43b488c2784b1ea135ff0a012857ea28164dd5e94c
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SSDEEP
6144:ux09BNmcrazYrGakdpRylUl1ScNezRTz8WAwPyZtdDy2bkd:uy9PhazGGpcUTSc4xYWAFdDyGk
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Bootstrapper.exe
Files
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Bootstrapper.exe.exe windows:5 windows x86 arch:x86
5942941c298654afc856f3a94fb00cae
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
SearchPathW
SetThreadContext
DeleteTimerQueueEx
DebugActiveProcessStop
CreateProcessW
SetWaitableTimer
GetConsoleAliasA
InterlockedDecrement
SetDefaultCommConfigW
SetComputerNameW
GetProcessPriorityBoost
GetModuleHandleW
GetCurrentThread
GetEnvironmentStrings
LoadLibraryW
GetVersionExW
GetTimeFormatW
GetAtomNameW
GetVolumePathNameA
GetStartupInfoW
RaiseException
SetLastError
GetProcAddress
GetLongPathNameA
LoadLibraryA
InterlockedExchangeAdd
LocalAlloc
MoveFileA
AddAtomA
FoldStringA
OpenFileMappingW
GetFileTime
FindFirstVolumeA
FindAtomW
GetCommandLineA
GetStartupInfoA
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
HeapAlloc
GetLastError
WriteFile
WideCharToMultiByte
GetConsoleCP
GetConsoleMode
FlushFileBuffers
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
Sleep
ExitProcess
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetFileType
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
GetCurrentThreadId
HeapCreate
VirtualFree
HeapFree
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
VirtualAlloc
HeapReAlloc
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
MultiByteToWideChar
SetFilePointer
SetStdHandle
InitializeCriticalSectionAndSpinCount
RtlUnwind
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
CreateFileA
CloseHandle
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
HeapSize
GetModuleHandleA
Sections
.text Size: 269KB - Virtual size: 268KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 9KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 415KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.joli Size: 18KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.yoli Size: 512B - Virtual size: 346B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.hozuvup Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 92KB - Virtual size: 91KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ