Kauua[.]bat | Triage

Sharing

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General

Target

Kauua.bat
Size

73KB
MD5

7c45e9a76b791f34a0773aaa31379992
SHA1

a85d4f54495fa71a04b322c6a4dbfac42985519c
SHA256

040cbf2cbb5dce38f1c3a238b4d527f84c1d41e4a3165aa61f67211e22ff5b06
SHA512

659ff2598efaca7fd4e511f9ecfec4ea9889c5ec06877f66d5c4dd8da3a75b6a060be30522a98e80477be0cf42347ddfad8fa317b3eed219992ea9657cde0039
SSDEEP

1536:0VIn7vLAsry2eslLS8Ti1nQyd9O3jKVfOsHoHovWKHOk:0U/9+vstGGGFOkv/v

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Kauua.bat

Files

Kauua.bat
.exe windows x86

8023c8ca6a1bd79899800353d64fb950

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

msvcrt

memset
strncmp
memmove
strncpy
strstr
_strnicmp
_stricmp
strlen
strcmp
strcpy
strcat
memcpy
sprintf
fabs
ceil
malloc
floor
free
fclose
tolower

kernel32

GetModuleHandleA
HeapCreate
SetConsoleCtrlHandler
HeapDestroy
ExitProcess
RemoveDirectoryA
GetTempFileNameA
GetCommandLineA
GetNativeSystemInfo
FindResourceA
LoadResource
SizeofResource
GetShortPathNameA
GetWindowsDirectoryA
GetSystemDirectoryA
HeapAlloc
HeapFree
Sleep
LoadLibraryA
GetProcAddress
FreeLibrary
GetCurrentThreadId
GetCurrentProcessId
CloseHandle
InitializeCriticalSection
GetModuleFileNameA
GetEnvironmentVariableA
SetEnvironmentVariableA
GetCurrentProcess
DuplicateHandle
CreatePipe
GetStdHandle
CreateProcessA
WaitForSingleObject
EnterCriticalSection
LeaveCriticalSection
TerminateProcess
GetExitCodeProcess
CreateFileA
ReadFile
WriteFile
SetFilePointer
DeleteFileA
GetFileSize
HeapReAlloc
SetUnhandledExceptionFilter
GetVersionExA
SetLastError
HeapSize
TlsAlloc
CreateDirectoryA
GetTempPathA
SetFileAttributesA
GetCurrentDirectoryA
SetCurrentDirectoryA
DeleteCriticalSection
MultiByteToWideChar
WideCharToMultiByte

user32

CharUpperA
CharLowerA
MessageBoxA
SendMessageA
PostMessageA
GetWindowThreadProcessId
IsWindowVisible
GetWindowLongA
GetForegroundWindow
IsWindowEnabled
EnableWindow
EnumWindows
SetWindowPos
DestroyWindow
GetDC
GetWindowTextLengthA
GetWindowTextA
SetRect
DrawTextA
GetSystemMetrics
ReleaseDC
GetSysColor
GetSysColorBrush
CreateWindowExA
CallWindowProcA
SetWindowLongA
SetFocus
RedrawWindow
RemovePropA
DefWindowProcA
SetPropA
GetParent
GetPropA
GetWindow
SetActiveWindow
UnregisterClassA
DestroyAcceleratorTable
LoadIconA
LoadCursorA
RegisterClassA
AdjustWindowRectEx
ShowWindow
CreateAcceleratorTableA
PeekMessageA
MsgWaitForMultipleObjects
GetMessageA
GetActiveWindow
TranslateAcceleratorA
TranslateMessage
DispatchMessageA
GetFocus
GetClientRect
FillRect
EnumChildWindows
DefFrameProcA
GetWindowRect
IsChild
GetClassNameA
GetKeyState
DestroyIcon
RegisterWindowMessageA

gdi32

GetStockObject
SelectObject
SetBkColor
SetTextColor
GetTextExtentPoint32A
CreateSolidBrush
DeleteObject
GetObjectA
CreateCompatibleDC
GetDIBits
DeleteDC
GetObjectType
CreateDIBSection
BitBlt
CreateBitmap
SetPixel

comctl32

InitCommonControlsEx

ole32

CoInitialize
CoTaskMemFree
RevokeDragDrop

shell32

ShellExecuteExA

shlwapi

PathQuoteSpacesA
PathAddBackslashA
PathUnquoteSpacesA
PathRemoveArgsA
PathGetArgsA
PathRenameExtensionA

Sections

.code
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.text
Size: 46KB - Virtual size: 46KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8023c8ca6a1bd79899800353d64fb950

Headers

File Characteristics

Imports

msvcrt

kernel32

user32

gdi32

comctl32

ole32

shell32

shlwapi

Sections

.code Size: 13KB - Virtual size: 13KB

.text Size: 46KB - Virtual size: 46KB

.rdata Size: 2KB - Virtual size: 2KB

.data Size: 5KB - Virtual size: 7KB

.rsrc Size: 4KB - Virtual size: 3KB

.code
Size: 13KB - Virtual size: 13KB

.text
Size: 46KB - Virtual size: 46KB

.rdata
Size: 2KB - Virtual size: 2KB

.data
Size: 5KB - Virtual size: 7KB

.rsrc
Size: 4KB - Virtual size: 3KB