ReflectiveDllMain
Static task
static1
Behavioral task
behavioral1
Sample
r77-x64.dll
Resource
win10v2004-20240419-en
General
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Target
r77-x64.dll
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Size
144KB
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MD5
8ffde8b2664eb2790e77157421135407
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SHA1
ede95a572b5a13066ebee39ae58d8710137807fd
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SHA256
82b5c107c37d84465fb47b7766867960c9f8b571c2f53596716eae488bda5846
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SHA512
f58747455f692bc350033aee63545736e63f6ed0bc3bedb0727f75361914a9b13da204feff4e3a77a7d6daf2633c3aebd6f7f0d3ef2fbd3619946d1dfd2851ac
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SSDEEP
3072:wrIo8Mgj/n5MMAE13eBQJxHd52Y1xP5bj6vF7:F5M1E13XJxHd5Oh
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource r77-x64.dll
Files
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r77-x64.dll.dll windows:6 windows x64 arch:x64
06296195ab1e0fc9411118f3175d7bd2
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
IMAGE_FILE_DLL
Imports
ntdll
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlUnwindEx
RtlPcToFileHeader
RtlCaptureContext
shlwapi
StrCmpNW
StrToIntW
StrStrW
StrCpyW
StrCmpIW
StrCmpW
StrCatW
StrCmpNIW
PathCombineW
PathFindFileNameW
pdh
PdhGetCounterInfoW
kernel32
OpenProcess
CloseHandle
ReadFile
VirtualProtect
GetCurrentProcess
WriteFile
VirtualAlloc
GetFinalPathNameByHandleW
K32GetModuleFileNameExW
CreateFileW
ResumeThread
GetModuleHandleA
Sleep
GetLastError
VirtualProtectEx
GetThreadContext
GetProcAddress
GetCurrentProcessId
GetModuleHandleW
FreeLibrary
WideCharToMultiByte
SetThreadContext
TerminateThread
CreateThread
GetProcessIdOfThread
GetCurrentThread
GetFileType
GetModuleFileNameW
GetCurrentThreadId
SuspendThread
FlushInstructionCache
VirtualFree
VirtualQuery
SetLastError
LoadLibraryExW
HeapReAlloc
TerminateProcess
GetProcessHeap
HeapAlloc
lstrlenW
HeapFree
HeapSize
GetStringTypeW
GetStdHandle
SetStdHandle
LCMapStringW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
FreeEnvironmentStringsW
GetEnvironmentStringsW
MultiByteToWideChar
GetCommandLineW
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
InterlockedFlushSList
RaiseException
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
ExitProcess
GetModuleHandleExW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
advapi32
RegCloseKey
RegOpenKeyExW
RegQueryInfoKeyW
RegEnumValueW
Exports
Exports
Sections
.text Size: 81KB - Virtual size: 81KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 41KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.detourc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.detourd Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ