Static task
static1
Behavioral task
behavioral1
Sample
pestudiox.exe
Resource
win10v2004-20230621-en
General
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Target
pestudiox.exe
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Size
78KB
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MD5
0c899d4f3a0fadf4bd7815f078b03f38
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SHA1
4c88bcfec9264ef29d32bcfe4b2a729f58cff934
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SHA256
9b1083bf540bd247ee59a5b9b890ea415259c4e4dfb5e639c965da8d3286cde5
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SHA512
5ff09e7a978244254eb157f0050e25f66f8e12b34cba07477ca0e38f0fb95c04b60484a1030baa0b172706babf3c8aca96569aab81c77a8d53635c82449ac6dd
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SSDEEP
1536:oJ8HT8HHd0b1gGmbra1gnXKnuID1lVBP2CFR5Fx35KFb5:oaHT8HHybSLbrOgyD1FP2CFR5z35KFb5
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource pestudiox.exe
Files
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pestudiox.exe.exe windows x64
d660b3d12cfd08929d673ac7c61aec40
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
FreeLibrary
GetLastError
GetProcAddress
LoadLibraryA
CloseHandle
GetModuleHandleW
Sleep
ExitProcess
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
RaiseException
RtlPcToFileHeader
RtlUnwindEx
HeapAlloc
HeapFree
EncodePointer
DecodePointer
FlsGetValue
FlsSetValue
FlsFree
SetLastError
GetCurrentThreadId
FlsAlloc
WriteFile
GetStdHandle
GetModuleFileNameA
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSectionAndSpinCount
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
LCMapStringA
WideCharToMultiByte
MultiByteToWideChar
LCMapStringW
GetModuleFileNameW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
SetHandleCount
GetFileType
GetStartupInfoA
HeapSetInformation
HeapCreate
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
HeapSize
GetLocaleInfoA
GetStringTypeA
GetStringTypeW
HeapReAlloc
user32
RegisterWindowMessageW
Sections
.text Size: 49KB - Virtual size: 49KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ