Static task
static1
Behavioral task
behavioral1
Sample
4b37be52192280cb0a646fe6ec8a2918_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
4b37be52192280cb0a646fe6ec8a2918_JC.exe
Resource
win10v2004-20230915-en
General
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Target
4b37be52192280cb0a646fe6ec8a2918_JC.exe
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Size
273KB
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MD5
4b37be52192280cb0a646fe6ec8a2918
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SHA1
5d158ea0d1d853d9270693841a58d807906a3912
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SHA256
a796ceacb8b5bf85cbe3a6b8e4a789722e4a679133519003aa2659edaeccabfc
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SHA512
3ad5ce111af98f6659ec8b40dc2dd8d52cd8eb774dbb0e5048f2b171cc981dea8f32f6dff9e7547af724c130ccde72162110dba3fca1ff28fc9b5abb88e3dd91
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SSDEEP
3072:Pxv/y9LJ3tGXRvjxCb5NgXDY7uSlkJcUa7kYQTcqW2NdQQGH/UDhSCUc4aqTB6:JamlKgzelZNQSBQGH/CSpWqTE
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4b37be52192280cb0a646fe6ec8a2918_JC.exe
Files
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4b37be52192280cb0a646fe6ec8a2918_JC.exe.exe windows:4 windows x86
5aa33c577ffd8431ff254de85dee5e7b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NO_ISOLATION
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CreateFileA
GetFileSize
FindResourceA
SetFilePointer
FreeLibrary
LoadResource
UpdateResourceA
SetFileTime
WriteFile
GetDriveTypeA
SizeofResource
GetFileAttributesA
ReadFile
MultiByteToWideChar
FindFirstFileA
GetLastError
CopyFileA
SetFileAttributesA
FindClose
LockResource
BeginUpdateResourceA
GetModuleFileNameA
FindNextFileA
LoadLibraryExA
EnumResourceNamesA
GetFileTime
EndUpdateResourceA
WinExec
CloseHandle
DeleteFileA
CompareStringW
CompareStringA
FlushFileBuffers
GetTimeFormatA
GetDateFormatA
GetSystemTimeAsFileTime
GetCommandLineA
HeapFree
GetVersionExA
HeapAlloc
GetProcessHeap
GetStartupInfoA
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetProcAddress
GetModuleHandleA
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
GetCPInfo
GetACP
GetOEMCP
Sleep
WideCharToMultiByte
GetTimeZoneInformation
RaiseException
ExitProcess
GetStdHandle
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetFileType
DeleteCriticalSection
HeapDestroy
HeapCreate
VirtualFree
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetConsoleCP
GetConsoleMode
EnterCriticalSection
LeaveCriticalSection
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
VirtualAlloc
HeapReAlloc
HeapSize
LoadLibraryA
InitializeCriticalSection
RtlUnwind
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
SetEnvironmentVariableA
ole32
CoUninitialize
CoCreateInstance
CoInitialize
Sections
.text Size: 52KB - Virtual size: 49KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 140KB - Virtual size: 146KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.l2 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ