DllRegisterServer
Static task
static1
Behavioral task
behavioral1
Sample
e1.dll
Resource
win7-20230621-en
General
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Target
e1.dll.exe
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Size
2.5MB
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MD5
04889da884690bd296877a6a2453a715
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SHA1
235a8e9a16a4e963fb2c453cbb469ea3e1590da3
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SHA256
d1270e29d9a235bb456db76f5c88042eb06964145dd2b31f2ef87d5af1254e57
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SHA512
74875267c6b96ef6c44ac19021f96213cd115061f881b22d849ebc98aa21c92af64f46c86b908b2da53d3f6fe8d9e7bd291ce11882cff0d11bf1294a39c58cc2
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SSDEEP
49152:Z0wKKSxGGChwZr059ETh7eT4lPo39vRa0Kx6TGpJah:Z0AuYwpOW7Y4lPora0NMa
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource e1.dll.exe
Files
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e1.dll.exe.dll regsvr32 windows x64
06de7e98768e8ab9a0c67ba3afc79128
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
GetProcessHeap
GetLastError
GetFileAttributesA
FindFirstFileA
FindNextFileA
SetCurrentDirectoryA
CreateNamedPipeA
ConnectNamedPipe
VirtualAlloc
CreateMutexA
ReleaseMutex
TransactNamedPipe
GetLocalTime
RaiseException
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
SetLastError
GetCurrentThreadId
HeapAlloc
HeapFree
GetModuleHandleW
GetProcAddress
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
FreeLibrary
LoadLibraryExW
CompareStringW
LCMapStringW
DeleteCriticalSection
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
ExitProcess
GetModuleHandleExW
GetStringTypeW
MultiByteToWideChar
WideCharToMultiByte
HeapSize
HeapReAlloc
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
InitializeSListHead
RtlUnwindEx
InterlockedFlushSList
GetModuleFileNameA
FindClose
FindFirstFileExA
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetStdHandle
GetFileType
SetStdHandle
WriteFile
FlushFileBuffers
GetConsoleCP
GetConsoleMode
SetFilePointerEx
CloseHandle
WriteConsoleW
CreateFileW
Exports
Exports
Sections
.text Size: 122KB - Virtual size: 121KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1013KB - Virtual size: 1012KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 512B - Virtual size: 152B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 1008B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ