Static task
static1
Behavioral task
behavioral1
Sample
bb671ac2eccc948be7f891c699b4cff1a72e410db9b1d1ddc947205d40e461f8.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
bb671ac2eccc948be7f891c699b4cff1a72e410db9b1d1ddc947205d40e461f8.exe
Resource
win10v2004-20230915-en
General
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Target
bb671ac2eccc948be7f891c699b4cff1a72e410db9b1d1ddc947205d40e461f8
-
Size
3.8MB
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MD5
4a82918cfab6021214efce98a0e2a573
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SHA1
5a736f7bb0464eca5226405d552a2148165c7684
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SHA256
bb671ac2eccc948be7f891c699b4cff1a72e410db9b1d1ddc947205d40e461f8
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SHA512
25b38a02df8f5dce88b15be2d47e5ca502c30ac274e1594cca7768631baa6093d8689cbe76520281d5a92473beeb03d60e631f9c6d28164a57db8229957084d1
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SSDEEP
49152:OUqIzCfz0dOCZKGIXcIevZCcWgJ3sv54PONhx7RZeOnOM:OUh2LIhuWO
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bb671ac2eccc948be7f891c699b4cff1a72e410db9b1d1ddc947205d40e461f8
Files
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bb671ac2eccc948be7f891c699b4cff1a72e410db9b1d1ddc947205d40e461f8.exe windows:6 windows x86
185a06cc6d42f2202dc89f1f16df07d7
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
DeleteCriticalSection
MultiByteToWideChar
IsDebuggerPresent
DebugBreak
Sleep
InitializeCriticalSectionEx
QueryPerformanceFrequency
GetCurrentThread
GetThreadTimes
CreateFileW
GetTimeZoneInformation
ReadConsoleW
SetLastError
GetLastError
QueryPerformanceCounter
DecodePointer
SetFilePointerEx
GetFileSizeEx
ReadFile
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
CloseHandle
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
OutputDebugStringW
RaiseException
EnterCriticalSection
LeaveCriticalSection
WideCharToMultiByte
LocalFree
GetCurrentThreadId
InitializeSListHead
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
GetStartupInfoW
GetModuleHandleW
GetCurrentProcessId
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
GetProcessHeap
VirtualQuery
FreeLibrary
GetProcAddress
FormatMessageA
TryAcquireSRWLockExclusive
GetLocaleInfoEx
EncodePointer
LCMapStringEx
SetFileInformationByHandle
GetTempPathW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
InitializeSRWLock
InitOnceExecuteOnce
InitializeConditionVariable
WakeConditionVariable
SleepConditionVariableCS
CreateEventExW
CreateSemaphoreExW
FlushProcessWriteBuffers
GetCurrentProcessorNumber
GetTickCount64
FreeLibraryWhenCallbackReturns
CreateThreadpoolWork
SubmitThreadpoolWork
CloseThreadpoolWork
CreateThreadpoolTimer
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer
CreateThreadpoolWait
SetThreadpoolWait
CloseThreadpoolWait
GetFileInformationByHandleEx
CreateSymbolicLinkW
GetStringTypeW
CompareStringEx
GetCPInfo
RtlUnwind
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemInfo
VirtualAlloc
VirtualProtect
GetModuleHandleExW
HeapValidate
ExitProcess
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
WriteConsoleW
SetConsoleCtrlHandler
HeapReAlloc
HeapSize
HeapQueryInformation
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
user32
UnregisterClassA
advapi32
CryptReleaseContext
CryptAcquireContextA
CryptGenRandom
ole32
CoUninitialize
CoCreateInstance
CoInitialize
oleaut32
SetErrorInfo
CreateErrorInfo
VariantClear
VariantInit
SysFreeString
SysAllocString
VariantChangeType
GetErrorInfo
urlmon
URLDownloadToFileA
Sections
.text Size: 3.0MB - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 596KB - Virtual size: 596KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 76KB - Virtual size: 102KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.msvcjmc Size: 1024B - Virtual size: 949B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 1024B - Virtual size: 777B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.00cfg Size: 512B - Virtual size: 270B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 126KB - Virtual size: 126KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ