Kuai-18[.]exe[.]vir

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General

Target

Kuai-18.exe.vir
Size

49.8MB
MD5

4150591c678262259dc2c334b49af40b
SHA1

59c0b464fd7fd5b36ac63d4b66c83edca1ee29a4
SHA256

102e83543dd80edc156d4723d6fa9f390213a79dfa65e69a8862e384c4c6f3f8
SHA512

575310791b43ff2d1d9a6fca35a79dad4fb27fa31ac6ac019c695de98a0067a9a78790fb6511e428f627b60c7c844e5cb045e468e385fcae7b9501a61a591d58
SSDEEP

1572864:I5555552tOgqtOgqtOgqtOgt555cXAjlXGs:Lt9qt9qt9qt9oXAjlXGs

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Kuai-18.exe.vir

Files

Kuai-18.exe.vir
.exe windows:5 windows x64 arch:x64

838dd9fbdbb409224ad0e13122a109ae

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

LoadLibraryA
lstrcpyA
lstrcatA
lstrlenA
GetSystemDirectoryA
GetProcAddress
GetModuleHandleA
_lclose
GetModuleFileNameA
_lread
_llseek
_lopen
_lwrite
_lcreat
CreateDirectoryA
SetCurrentDirectoryA
GetDiskFreeSpaceA
GetFileAttributesA
CompareStringA
DeleteFileA
GetTempPathA
GetCurrentDirectoryA
CloseHandle
GetExitCodeProcess
GetLastError
LocalFree
GetCurrentProcess
MoveFileExA
GetStringTypeW
MultiByteToWideChar
LCMapStringW
HeapReAlloc
HeapSize
IsValidCodePage
Sleep
RemoveDirectoryA
FreeLibrary
GetOEMCP
GetACP
GetModuleHandleW
ExitProcess
DecodePointer
HeapFree
HeapAlloc
GetCommandLineA
GetStartupInfoW
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
LoadLibraryW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
TerminateProcess
FlsGetValue
FlsSetValue
FlsFree
SetLastError
GetCurrentThreadId
FlsAlloc
RtlUnwindEx
WriteFile
GetStdHandle
GetModuleFileNameW
HeapSetInformation
GetVersion
HeapCreate
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetCPInfo

user32

TranslateMessage
DispatchMessageA
PeekMessageA
wsprintfA
LoadCursorA
SetCursor
MessageBoxA
MsgWaitForMultipleObjects

advapi32

GetTokenInformation
OpenProcessToken

shell32

ShellExecuteExA

Sections

.text
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 990B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

838dd9fbdbb409224ad0e13122a109ae

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

Sections

.text Size: 25KB - Virtual size: 25KB

.rdata Size: 15KB - Virtual size: 14KB

.data Size: 4KB - Virtual size: 8KB

.pdata Size: 1KB - Virtual size: 1KB

.rsrc Size: 28KB - Virtual size: 27KB

.reloc Size: 1024B - Virtual size: 990B

.text
Size: 25KB - Virtual size: 25KB

.rdata
Size: 15KB - Virtual size: 14KB

.data
Size: 4KB - Virtual size: 8KB

.pdata
Size: 1KB - Virtual size: 1KB

.rsrc
Size: 28KB - Virtual size: 27KB

.reloc
Size: 1024B - Virtual size: 990B