Static task
static1
Behavioral task
behavioral1
Sample
artifact32big.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
artifact32big.exe
Resource
win10v2004-20240508-en
General
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Target
artifact32big.exe
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Size
318KB
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MD5
0ba6d6b5e9c0f8ac3a784309d5e62136
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SHA1
fb0e1546cedd5d6d207978ea71dd01df3554a985
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SHA256
1263c6734309bac83f56971ea86168cdb1bb1e3b1eaf2a99dd83e0fe26026218
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SHA512
04b1b6d207c91fd2a5a823ab83db6674cc7b5fc11b83b1d99baa75cc7ef9b1824d2c0fdfae294519bbe57d0cdf143ea2b973a55257332901b64103933351c317
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SSDEEP
192:U3ZUttE1s8AvCw0le2OJBZfC5wTm2KQ/3FpeLX6NOKQpsWdehKcN1dWIeW:eUn0hwsh+f5/qjpLeTN1dWIeW
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource artifact32big.exe
Files
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artifact32big.exe.exe windows:4 windows x86 arch:x86
24774fd0be1732bf3475b3e43540255d
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
CloseHandle
ConnectNamedPipe
ConvertThreadToFiber
CreateFiber
CreateFileA
CreateNamedPipeA
CreateThread
DeleteCriticalSection
DeleteFiber
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
HeapAlloc
HeapCreate
HeapReAlloc
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
ReadFile
SetUnhandledExceptionFilter
Sleep
SleepEx
SwitchToFiber
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WaitForSingleObject
WriteFile
msvcrt
__getmainargs
__initenv
__lconv_init
__p__acmdln
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_initterm
_iob
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcpy
signal
sprintf
strlen
strncmp
vfprintf
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 303KB - Virtual size: 303KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 1KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.CRT Size: 512B - Virtual size: 52B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 8B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 1000B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE