Static task
static1
Behavioral task
behavioral1
Sample
Mail_access_checker_in_2023_mail_access_workstation_by_lonewolf.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Mail_access_checker_in_2023_mail_access_workstation_by_lonewolf.exe
Resource
win10v2004-20230220-en
General
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Target
Mail_access_checker_in_2023_mail_access_workstation_by_lonewolf.exe
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Size
737.5MB
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MD5
9a9cc863eeafa633573aaa699b514459
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SHA1
e7adbc3e16cbc3b52bd3a7c188366ad1990866a9
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SHA256
f971ede08d872f59e5cfb82952c519b5195e6775e0b6a0dd1b39fbccb4eaf729
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SHA512
ad2d65d27f26c552b8db88818f1352592f49742016b1b30ee18791f9e8a9a43d52ee92813a381b9546a19d774bc4aea210ec11c990adf2b8f148e1faac0b81d7
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SSDEEP
12288:xB4tq6zxNzhzrzT9L1sre79Llnto47Svi:xBObtNBT4ibL7c
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Mail_access_checker_in_2023_mail_access_workstation_by_lonewolf.exe
Files
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Mail_access_checker_in_2023_mail_access_workstation_by_lonewolf.exe.exe windows x86
63c5ea7750fd8107b288c3c9cdd68ffe
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
user32
ShowWindow
shell32
ord245
kernel32
GetProcAddress
CreateFileW
HeapSize
ReadConsoleW
GetModuleHandleW
GetConsoleWindow
MultiByteToWideChar
GetStringTypeW
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetCPInfo
IsProcessorFeaturePresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetProcessHeap
RaiseException
RtlUnwind
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
WriteConsoleW
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetFileSizeEx
SetFilePointerEx
CloseHandle
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
Sections
.text Size: 134KB - Virtual size: 133KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 54KB - Virtual size: 53KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 256KB - Virtual size: 259KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.findag Size: 784KB - Virtual size: 784KB
IMAGE_SCN_MEM_EXECUTE