Static task
static1
Behavioral task
behavioral1
Sample
rk902171.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
rk902171.exe
Resource
win10v2004-20230221-en
General
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Target
rk902171.exe.bin
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Size
459KB
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MD5
7f9727b903b01a898171568b3702b5ff
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SHA1
878496020fbf9b2a10f051e602075804dccabf31
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SHA256
6ffe85f73a68bb2ccac98aa69bef5d5c71339c28d11f5905902349e9e14187b5
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SHA512
6b9f0df92e1cdb5e3d07a05799273736e6606e8ed565ed2d9c1e6380ce73903f6d068a888391232d9cbcd9a5dcdc1680fca2ac42e89d175541494fd1d8c0e902
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SSDEEP
12288:m6ivt/yNFh9n/ZR/UCIk9zsBtLXO+DUt:mTvt/y9N/Dcy0LXJDM
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource rk902171.exe.bin
Files
-
rk902171.exe.bin.exe windows x86
6038020e47732a5fd0727c9d5ba31109
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GlobalFix
CreateMutexW
EnumCalendarInfoA
GetConsoleAliasesLengthW
RtlCaptureContext
GetDriveTypeW
GlobalCompact
InterlockedIncrement
EnumCalendarInfoW
GetCommState
ZombifyActCtx
QueryDosDeviceA
GetNamedPipeHandleStateA
WaitForSingleObject
GetModuleHandleW
GetTickCount
GetConsoleTitleA
EnumResourceTypesA
GetDriveTypeA
GetProcessTimes
GetEnvironmentStrings
GetConsoleCP
GlobalAlloc
SetFileShortNameW
LoadLibraryW
GetConsoleWindow
GetConsoleAliasExesLengthW
GetStringTypeExW
GetFileAttributesA
GetConsoleAliasW
GetFileAttributesW
GetBinaryTypeW
GetOverlappedResult
GetVolumePathNameA
FindNextVolumeMountPointW
SetTapePosition
EnumSystemLocalesA
GetPrivateProfileIntW
GetLastError
GetProcAddress
CreateJobSet
RemoveDirectoryA
SetComputerNameA
UnhandledExceptionFilter
LocalAlloc
BuildCommDCBAndTimeoutsW
FindFirstVolumeMountPointW
BeginUpdateResourceA
SetThreadIdealProcessor
FindAtomA
GetPrivateProfileStructA
FoldStringA
GetModuleFileNameA
GetModuleHandleA
FreeEnvironmentStringsW
FindNextFileW
EnumDateFormatsW
GetShortPathNameW
GetCPInfoExA
SetCalendarInfoA
SetThreadAffinityMask
TerminateJobObject
QueryDepthSList
MoveFileWithProgressW
DebugBreak
InterlockedPushEntrySList
EnumSystemLocalesW
DeleteFileA
CreateFileW
SetFilePointer
WriteConsoleW
WideCharToMultiByte
InterlockedDecrement
InterlockedCompareExchange
InterlockedExchange
MultiByteToWideChar
GetStringTypeW
EncodePointer
DecodePointer
Sleep
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
MoveFileA
HeapFree
HeapAlloc
GetCommandLineA
HeapSetInformation
GetStartupInfoW
GetCPInfo
RaiseException
RtlUnwind
LCMapStringW
IsProcessorFeaturePresent
HeapCreate
HeapDestroy
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameW
HeapSize
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
SetLastError
GetCurrentThreadId
GetCurrentThread
CloseHandle
SetUnhandledExceptionFilter
IsDebuggerPresent
TerminateProcess
GetCurrentProcess
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
GetLocaleInfoW
FatalAppExitA
GetACP
GetOEMCP
IsValidCodePage
GetUserDefaultLCID
GetLocaleInfoA
IsValidLocale
HeapReAlloc
SetConsoleCtrlHandler
FreeLibrary
SetStdHandle
GetConsoleMode
FlushFileBuffers
user32
GetMenuBarInfo
DefDlgProcA
Sections
.text Size: 152KB - Virtual size: 151KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 220KB - Virtual size: 3.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 86KB - Virtual size: 86KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ