Static task
static1
Behavioral task
behavioral1
Sample
beacon1.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
beacon1.exe
Resource
win10v2004-20230220-en
General
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Target
beacon1.exe
-
Size
284KB
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MD5
21c33aa4b183d2beed1ca000471afa91
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SHA1
bd33ad551172d10face87c58bd77abd7e090e934
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SHA256
ba95ee90c4e4cb5f04ac023bdd963690b6bb6907ec4e872a498ac498e43674dd
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SHA512
2c620fb32a97f2a6547a139665a312c80a8c48571ceadf3c52e6d8874c093b75244a753f8715917f691b0e47f02a4674ba5d4ab70de43faea4660a9b53782f93
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SSDEEP
6144:VSHKCC3kKYNAHYW9ANbdEen07z7/83mh:kHnCUKJYWSNR0z03
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource beacon1.exe
Files
-
beacon1.exe.exe windows x86
f6243a15fa8eee8ee96b5e1144d461f6
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
CreateFileA
CreateNamedPipeA
CreateThread
DeleteCriticalSection
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
ReadFile
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualAlloc
VirtualProtect
VirtualQuery
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: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 271KB - Virtual size: 271KB
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