mbrLocker[.]exe

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General

Target

mbrLocker.exe
Size

3.8MB
MD5

86a4599be8ad5035ed8f81a776a1a106
SHA1

0a51ffaeb23178e79f0a783d7c009f9bf28f95b5
SHA256

5e00e50d04130b470825d6c1bd58542d32a0a4f52c4d6e6ff01ea1cfad8fce3e
SHA512

e7a1f4c0d0fb5c43bba1ce1dc54007c3ecebd865f70bed963e2400db3be898fe364bed723f7f3ff58d47309a9889f4b545e3de9fc71a4a72aaa8824f26c82afa
SSDEEP

98304:luH/zVSNmGHjYKNC/qPqaMy25WJTZsRvO6Y:8HBymGDY/O4ikvO

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
mbrLocker.exe

Files

mbrLocker.exe
.exe windows:5 windows x86 arch:x86

9ae1f61657849e805b1bbe5eb2e01542

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\yura-xeyivix29\xunoharovifim\ca.pdb

Imports

kernel32

GetModuleHandleW
GetTickCount
GetProcessTimes
lstrcatA
WritePrivateProfileStringW
GlobalUnlock
SetComputerNameA
FindFirstFileExW
CreateHardLinkW
RegisterWaitForSingleObjectEx
DebugSetProcessKillOnExit
SetConsoleTitleW
VirtualProtect
GetSystemRegistryQuota
GetCurrentProcessId
GetTempPathA
UnregisterWaitEx
LCMapStringW
LocalFileTimeToFileTime
GetUserDefaultLCID
HeapAlloc
LoadResource
GetLocaleInfoA
lstrlenA
LocalAlloc
IsBadStringPtrW
GetCommandLineA
GetStartupInfoA
RaiseException
RtlUnwind
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetLastError
HeapFree
Sleep
GetProcAddress
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
DeleteCriticalSection
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
HeapCreate
VirtualFree
QueryPerformanceCounter
GetSystemTimeAsFileTime
SetFilePointer
GetConsoleCP
GetConsoleMode
EnterCriticalSection
LeaveCriticalSection
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
VirtualAlloc
HeapReAlloc
HeapSize
LoadLibraryA
InitializeCriticalSectionAndSpinCount
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
MultiByteToWideChar
LCMapStringA
GetStringTypeA
GetStringTypeW
CreateFileA
CloseHandle
FlushFileBuffers

msimg32

TransparentBlt

Sections

.text
Size: 43KB - Virtual size: 43KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3.7MB - Virtual size: 3.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 74KB - Virtual size: 4.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 48KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9ae1f61657849e805b1bbe5eb2e01542

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

msimg32

Sections

.text Size: 43KB - Virtual size: 43KB

.rdata Size: 3.7MB - Virtual size: 3.7MB

.data Size: 74KB - Virtual size: 4.5MB

.rsrc Size: 48KB - Virtual size: 48KB

.text
Size: 43KB - Virtual size: 43KB

.rdata
Size: 3.7MB - Virtual size: 3.7MB

.data
Size: 74KB - Virtual size: 4.5MB

.rsrc
Size: 48KB - Virtual size: 48KB