Static task
static1
Behavioral task
behavioral1
Sample
svcmain.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
svcmain.exe
Resource
win10v2004-20231222-en
General
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Target
77da6f681ae3978059feef14d2fb431f
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Size
201KB
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MD5
77da6f681ae3978059feef14d2fb431f
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SHA1
00e18706bc828bb4c8d42d18c4de8e09a25b3ea2
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SHA256
39fca9504e934bdc19e7ac6b71d3df958b31acce344cc07d30cae8b0d0f1290b
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SHA512
0830c1bcfcb7bbc4e743e7a0a2a591d0486b0d6d0228e06d6d49455b1f158f1ec5a056d554c004b51124c722d3770674753da035852b747fd3fe74693c8855e4
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SSDEEP
3072:66aQ23z9ObAX40+p1DlUiue0HpfNgv4O0fmfVp75Rhuu+gM/4VMdaXZimdq+a24:66Lo9A51RlUiF0EVptRhuu+B/4VMHU74
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/svcmain.exe
Files
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77da6f681ae3978059feef14d2fb431f.zip
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svcmain.exe.exe windows:4 windows x86 arch:x86
fc83bd63f7335993bf919a50563ed1d3
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
InterlockedExchange
lstrlenA
WideCharToMultiByte
SetEvent
LockResource
CreateEventA
CloseHandle
FindResourceExA
FindFirstFileA
FindClose
CreateFileA
FindResourceA
Sleep
WaitForSingleObject
LoadResource
SizeofResource
WriteFile
HeapAlloc
HeapReAlloc
HeapFree
VirtualAlloc
GetProcAddress
GetModuleHandleA
MoveFileA
GetSystemTimeAsFileTime
GetCommandLineA
GetVersionExA
GetProcessHeap
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
VirtualFree
HeapDestroy
HeapCreate
ExitProcess
GetStdHandle
GetModuleFileNameA
HeapSize
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
IsValidCodePage
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
SetLastError
GetCurrentThreadId
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
GetFileType
GetStartupInfoA
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
InitializeCriticalSection
RtlUnwind
LoadLibraryA
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
GetLocaleInfoA
SetFilePointer
GetConsoleCP
GetConsoleMode
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
SetEnvironmentVariableA
FlushFileBuffers
GetThreadLocale
RaiseException
MultiByteToWideChar
CompareStringA
CompareStringW
GetTimeZoneInformation
GetLastError
user32
UnregisterClassA
advapi32
RegQueryValueExA
RegCreateKeyExA
RegCloseKey
StartServiceCtrlDispatcherA
RegOpenKeyExA
RegSetValueExA
RegisterServiceCtrlHandlerA
SetServiceStatus
shell32
SHGetFolderPathA
Sections
.text Size: 84KB - Virtual size: 83KB
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: 184KB - Virtual size: 192KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 176B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ