Static task
static1
Behavioral task
behavioral1
Sample
lhcalc.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
lhcalc.exe
Resource
win10v2004-20240709-en
General
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Target
lhcalc.exe
-
Size
15KB
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MD5
2ae88de69423988e745d8c3648295fd9
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SHA1
11e01f6fe43eaf67cb1584325bc6e83262bf41b6
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SHA256
2256effbad4949cde08e26e97940a551db003c14a5b959086776635c5254902b
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SHA512
9c920de6da1816e99d5041a603f179f540118e0017155e9ba1b2147634ed0d7261d574c932981b27c3f0c9db2af8ea4449eee08a90a6de2b571c6a4821993b07
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SSDEEP
192:QxTi4NgoAZVtDHDfwLXR1QPti+R3GinDu8yud9uq6uG2kYSbrBULcWr8Vmrm6UCc:Q9V8nVHi+R3db3v4xUVr8Vmrm6UCSYI
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource lhcalc.exe
Files
-
lhcalc.exe.exe windows:4 windows x86 arch:x86
13b2551658508d21c5c59d5215b8b436
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
DeleteCriticalSection
EnterCriticalSection
FreeLibrary
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
LoadLibraryA
QueryPerformanceCounter
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WinExec
msvcrt
__getmainargs
__initenv
__lconv_init
__p__acmdln
__p__fmode
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_initterm
_iob
_onexit
abort
atof
calloc
exit
fprintf
free
fwrite
malloc
memcpy
signal
sprintf
strlen
strncmp
vfprintf
user32
CreateWindowExA
DefWindowProcA
DispatchMessageA
GetMessageA
GetWindowTextA
MessageBoxA
PostQuitMessage
RegisterClassA
ShowWindow
TranslateMessage
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: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1024B - Virtual size: 948B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.eh_fram Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 1020B
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