Static task
static1
Behavioral task
behavioral1
Sample
msswch.dll
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
msswch.dll
Resource
win10v2004-20240802-en
General
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Target
ead91363e5d0e31dcb2eb4a1e38225ced0c783684fd1fca1bbb7219160d5b713N
-
Size
7KB
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MD5
883d7916f0f625cb4a6a45b09f3b4af0
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SHA1
302c0e244c4afe3661872836d0cc1ec12a1d5fd5
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SHA256
ead91363e5d0e31dcb2eb4a1e38225ced0c783684fd1fca1bbb7219160d5b713
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SHA512
5dbf179f5fb61116545e7a746a9695760390ec28d06c101ee9d5104a5bd568e2f2cb04b5a5b8f45b121796d94220fb18d612c5611d9f525fa52cc94e11e5ccec
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SSDEEP
192:/kD5aHDOAyaiCXGSAyzBydr2SErc/32dotDg9oKMV:/kD54YXRr2P5dsDg2
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/msswch.dll
Files
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ead91363e5d0e31dcb2eb4a1e38225ced0c783684fd1fca1bbb7219160d5b713N.cab
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msswch.dll.dll windows:5 windows x86 arch:x86
e997d290130a5894a35101216247657e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NO_SEH
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
GetCommModemStatus
CreateFileW
SetCommState
GetCommState
GetModuleHandleW
GetVersionExW
DeviceIoControl
WaitForSingleObject
CreateMutexW
ReleaseMutex
MapViewOfFile
CreateFileMappingW
lstrcatW
CreateProcessA
lstrlenW
UnmapViewOfFile
GetProcAddress
GetModuleHandleA
QueryPerformanceCounter
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
CloseHandle
LocalAlloc
LocalFree
lstrcpyW
SetLastError
msvcrt
free
malloc
user32
UnhookWindowsHookEx
SendMessageW
CloseDesktop
GetUserObjectInformationW
OpenDesktopW
OpenInputDesktop
wsprintfW
SetWindowsHookExW
GetAsyncKeyState
CallNextHookEx
GetKeyState
GetKeyboardLayout
IsWindow
PostMessageW
advapi32
RegCloseKey
RegSetValueExW
RegEnumValueW
RegCreateKeyExW
winmm
joyGetPosEx
timeGetTime
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 60B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 960B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 832B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ