letozima[.]exe

Sharing

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General

Target

letozima.exe
Size

9.2MB
MD5

661464e81cd0ba9c13b82027448bd7dc
SHA1

a5f7b01dd619e7703e77348c59a8763095ecd490
SHA256

25a08a5934ff29890b8fa307c64589c219fe7f2963da67e054f70bf6c107834f
SHA512

61bf5d03bfe9d5dba70a5c17ab71dc45fb0efcc5c30eae5f739949b8d046544d624d06f1e50be7947ae98680dd6ebbe97f92c1fa56acda5d0c00ea4b38c906e8
SSDEEP

196608:pCM873hrQfQFgx8codiGs9LYE8x4CIT0S68NKCiYb7iIsEDn6//kjn8f71:pCvxP+LodcOEM4C0u6ipED6HgnE7

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
letozima.exe

Files

letozima.exe
.exe windows:6 windows x86 arch:x86

5413f6b579551d7b64cbe66edfcac708

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

QueryPerformanceCounter
QueryPerformanceFrequency
Sleep
CreateThread
FreeLibrary
GetProcAddress
LoadLibraryA
SetConsoleOutputCP
CreateFileW
HeapSize
GetProcessHeap
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
CloseHandle
WaitForSingleObjectEx
GetCurrentThreadId
GetExitCodeThread
GetNativeSystemInfo
WideCharToMultiByte
RaiseException
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
GetSystemTimeAsFileTime
GetModuleHandleW
ReleaseSRWLockExclusive
WakeAllConditionVariable
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetStringTypeW
GetCPInfo
IsProcessorFeaturePresent
GetCurrentProcessId
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcess
TerminateProcess
RtlUnwind
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
HeapFree
HeapAlloc
GetFileType
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
HeapReAlloc
FindClose
WriteConsoleW

ole32

CoUninitialize
CoInitialize

oleaut32

VariantChangeType
VariantCopy
VariantClear
LoadTypeLi
SafeArrayDestroy
SafeArrayCreate
SysFreeString
SysAllocString
VariantInit

Sections

.text
Size: 209KB - Virtual size: 208KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 71KB - Virtual size: 71KB

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

.rsrc
Size: 8.9MB - Virtual size: 8.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5413f6b579551d7b64cbe66edfcac708

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

ole32

oleaut32

Sections

.text Size: 209KB - Virtual size: 208KB

.rdata Size: 71KB - Virtual size: 71KB

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

.rsrc Size: 8.9MB - Virtual size: 8.9MB

.reloc Size: 11KB - Virtual size: 11KB

.text
Size: 209KB - Virtual size: 208KB

.rdata
Size: 71KB - Virtual size: 71KB

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

.rsrc
Size: 8.9MB - Virtual size: 8.9MB

.reloc
Size: 11KB - Virtual size: 11KB