Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7-20230220-en
General
-
Target
a2dc33d6d4b462753369840702ede9bd.bin
-
Size
660KB
-
MD5
a2dc33d6d4b462753369840702ede9bd
-
SHA1
9e43fea19416ff11c59a5ceee9b6df604e6a7319
-
SHA256
57429792c666371a9ea00fac44d9599847c807478c8a8c15fad9f481a84bd0ee
-
SHA512
778c58173e2eb389c2aab8f8b8b8f2e3317420b943684628588dd64c24786277928f79358c33b65c4387528b63e0d98a969b8a4a5e29c0e65c565c796482078e
-
SSDEEP
12288:TI0Ih+0FqBfPlE/stoIB0bc2XUMHLsYi5LYiONxX+Tqj5/WyjrxBJ8df2i9:TSUIqBfPuEtoSW1gYULYtNxX+Wj5/Wys
Malware Config
Signatures
-
Privateloader family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/Setup.exe
Files
-
a2dc33d6d4b462753369840702ede9bd.bin.zip
Password: infected
-
Setup.exe.exe windows x86
Password: infected
ba9ba55b1a716b6a71a11f5d3a4844e7
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
GetLastError
CloseHandle
FindClose
lstrcatA
GetModuleHandleA
SetCurrentDirectoryA
Sleep
CreateFileW
GetSystemDirectoryA
lstrcpyA
VerSetConditionMask
WideCharToMultiByte
VerifyVersionInfoW
GetSystemTimeAsFileTime
HeapFree
lstrlenA
HeapAlloc
GetProcAddress
lstrcpynA
GetProcessHeap
LoadLibraryW
WriteFile
QueryFullProcessImageNameA
InitializeSListHead
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
ResetEvent
WaitForSingleObjectEx
CreateEventW
GetModuleHandleW
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetCurrentProcess
TerminateProcess
DeleteFileW
FindFirstFileExW
FindNextFileW
SetEndOfFile
SetFilePointerEx
SetLastError
MultiByteToWideChar
QueryPerformanceFrequency
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetTickCount
EncodePointer
DecodePointer
GetCPInfo
LCMapStringW
GetLocaleInfoW
GetStringTypeW
GetThreadTimes
GetCurrentThread
InterlockedPushEntrySList
InterlockedFlushSList
RaiseException
RtlUnwind
FreeLibrary
LoadLibraryExW
GetFileType
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
GetConsoleMode
ReadConsoleW
GetConsoleOutputCP
SetStdHandle
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileSizeEx
FlushFileBuffers
HeapReAlloc
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
HeapSize
WriteConsoleW
ReadFile
TryEnterCriticalSection
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
FreeLibraryAndExitThread
GetVersionExW
VirtualAlloc
VirtualProtect
VirtualFree
DuplicateHandle
ReleaseSemaphore
InterlockedPopEntrySList
QueryDepthSList
UnregisterWaitEx
CreateTimerQueue
VirtualQuery
user32
CharNextA
advapi32
OpenProcessToken
GetTokenInformation
CryptReleaseContext
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 185KB - Virtual size: 185KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 28KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 190KB - Virtual size: 189KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 42KB - Virtual size: 41KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ