Static task
static1
Behavioral task
behavioral1
Sample
NEAS.f4e7db06e21b1fdb21e02417b1d8cff0_JC.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
NEAS.f4e7db06e21b1fdb21e02417b1d8cff0_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.f4e7db06e21b1fdb21e02417b1d8cff0_JC.exe
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Size
1.0MB
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MD5
f4e7db06e21b1fdb21e02417b1d8cff0
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SHA1
b1022b5b4e24aaf6dd8f73688184da26e6dc2059
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SHA256
d4387e26c1a6e134d97582284a82627a7f4bf77f4ed4e4e221eea26a3de90129
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SHA512
df16dfc7e07fd4182fcd92e93a50b6842d6433662803c5bad65a29873cf5339b64f751107c9597096f2c30a4d7171b3b448ab06ca0e406e063ea3fc851614a62
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SSDEEP
24576:0Gqrk95X0waVr+w5xMcNvapBVhllbM3+jlZpVvdgaf3pgxV8TXpCaDXi6ro+e02Z:0GqSmD5+4vapBVrlbI+jlvVvyaBF
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.f4e7db06e21b1fdb21e02417b1d8cff0_JC.exe
Files
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NEAS.f4e7db06e21b1fdb21e02417b1d8cff0_JC.exe.exe windows:5 windows x86
03c4b816ab201c261871dced1b4003a7
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
SetFilePointer
GetFileType
GetLastError
WriteFile
VirtualAlloc
VirtualFree
ReadFile
CloseHandle
InterlockedExchange
Sleep
TlsGetValue
TlsSetValue
TlsFree
TlsAlloc
SetLastError
WaitForSingleObject
SetEndOfFile
EnterCriticalSection
LeaveCriticalSection
GetFileAttributesExA
GetFileSize
GetFileAttributesA
FileTimeToLocalFileTime
GetLocalTime
SystemTimeToFileTime
ReleaseMutex
GetCurrentThreadId
CreateMutexA
GetStdHandle
GetThreadLocale
LoadLibraryA
FormatMessageA
IsDebuggerPresent
GetModuleHandleA
GetProcAddress
CreateFileA
FreeLibrary
DeleteCriticalSection
InitializeCriticalSection
SetEvent
CreateEventA
ExitThread
TerminateThread
OpenFileMappingA
CreateFileMappingA
MapViewOfFile
IsBadReadPtr
GetHandleInformation
UnmapViewOfFile
GetFileInformationByHandle
GetFullPathNameA
GetTempFileNameA
GetTempPathA
CreateProcessA
SetThreadPriority
GetVersionExA
DeleteFileA
SetConsoleCtrlHandler
GetACP
GetCommandLineA
SetErrorMode
FlushFileBuffers
HeapSetInformation
GetModuleHandleW
ExitProcess
DecodePointer
HeapAlloc
HeapReAlloc
HeapFree
EncodePointer
WideCharToMultiByte
GetConsoleCP
GetConsoleMode
GetCurrentProcessId
SetStdHandle
InitializeCriticalSectionAndSpinCount
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
GetModuleFileNameW
GetModuleFileNameA
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetStartupInfoW
InterlockedIncrement
InterlockedDecrement
GetCurrentThread
HeapCreate
QueryPerformanceCounter
GetTickCount
GetSystemTimeAsFileTime
LoadLibraryW
UnhandledExceptionFilter
TerminateProcess
GetCurrentProcess
HeapSize
GetCPInfo
GetOEMCP
IsValidCodePage
LCMapStringW
MultiByteToWideChar
RtlUnwind
WriteConsoleW
GetStringTypeW
CompareStringW
SetEnvironmentVariableA
CreateFileW
GetProcessHeap
VirtualQuery
imagehlp
SymCleanup
StackWalk64
SymInitialize
Sections
.text Size: 777KB - Virtual size: 776KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.text1 Size: 512B - Virtual size: 176B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 157KB - Virtual size: 156KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 50KB - Virtual size: 284KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.trace Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 45KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ