Static task
static1
Behavioral task
behavioral1
Sample
2023.exe
Resource
win7-20230220-en
General
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Target
2023.exe
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Size
3.9MB
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MD5
90f8859e4d97b25d28f6c1085fc80f53
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SHA1
64c1230a9038e8bd66c93e4e0b321336e25bd6cf
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SHA256
f592c546afc7a069ecb3a721c4c7892c7c70b39bec5148b1528d06c2fc001844
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SHA512
4770a269e6afa24d9b43e99a5bb28855ba87c93f5b593e585dd0d7348f43891004cadfce992cf1c87b4d2783e5295f96f4469fc6f7eddb00ab80d296e136b93d
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SSDEEP
98304:O06FOznLo0+Dd6uxcQ9hGPRa/9knyPnuSLlhJS9da+z:O3F6n80W6uGQzb9knyPuMlhJm9z
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2023.exe
Files
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2023.exe.exe windows x86
1ff847646487d56f85778df99ff3728a
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
_lclose
GetModuleFileNameA
_lread
_llseek
_lopen
_lwrite
_lcreat
CreateDirectoryA
SetCurrentDirectoryA
lstrcatA
FreeLibrary
GetProcAddress
LoadLibraryA
GetDiskFreeSpaceA
GetFileAttributesA
RemoveDirectoryA
DeleteFileA
lstrlenA
GetCurrentDirectoryA
CloseHandle
GetExitCodeProcess
GetLastError
LocalFree
GetCurrentProcess
MoveFileExA
Sleep
GetStringTypeW
MultiByteToWideChar
LCMapStringW
HeapReAlloc
RtlUnwind
HeapSize
lstrcpyA
GetTempPathA
CompareStringA
IsValidCodePage
GetOEMCP
GetModuleHandleW
ExitProcess
DecodePointer
HeapFree
HeapAlloc
GetCommandLineA
HeapSetInformation
GetStartupInfoW
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
EncodePointer
LoadLibraryW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
WriteFile
GetStdHandle
GetModuleFileNameW
IsProcessorFeaturePresent
HeapCreate
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetCPInfo
GetACP
user32
TranslateMessage
DispatchMessageA
PeekMessageA
wsprintfA
LoadCursorA
SetCursor
MessageBoxA
MsgWaitForMultipleObjects
advapi32
GetTokenInformation
OpenProcessToken
shell32
ShellExecuteExA
Sections
.text Size: 22KB - Virtual size: 21KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ