Static task
static1
Behavioral task
behavioral1
Sample
j8219077.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
j8219077.exe
Resource
win10-20230831-en
General
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Target
j8219077.exe
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Size
140KB
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MD5
e3decd27be9743f2bf3405d23843decf
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SHA1
f16dc8edeb1dcf8899397ad7e2dce39ae074815f
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SHA256
34c66abeca1b27f6a2f9912ad66f30ef9bc35b7c9f47ddb4e17a5e6ef22d3c71
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SHA512
ff73756cf97c71682601d80c72098c7f102e368dc31fff910bd1e45a2114d26257a9b4ba1387cff172d90fb4a148f517d5303c8e4698ec148633921000c60f7b
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SSDEEP
3072:BurwPG9SiG103j9DR0CrlIM00tob89UoxqhLPN58Z4PxjfCp:U59SO108OfPfCp
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource j8219077.exe
Files
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j8219077.exe.exe windows x86
7a83bc8f14d32c8af61627070a00e36a
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
WriteFile
GetLastError
VirtualFree
VirtualAlloc
WaitForSingleObject
CloseHandle
CreateThread
WriteConsoleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
RtlUnwind
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
EncodePointer
RaiseException
GetStdHandle
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
HeapFree
HeapAlloc
HeapReAlloc
LCMapStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
GetProcessHeap
HeapSize
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
SetFilePointerEx
CreateFileW
DecodePointer
Sections
.text Size: 107KB - Virtual size: 107KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 24KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
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