Behavioral task
behavioral1
Sample
b40892eefb3f2b0863d8fed73ab20e27.dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b40892eefb3f2b0863d8fed73ab20e27.dll
Resource
win10v2004-20240226-en
General
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Target
b40892eefb3f2b0863d8fed73ab20e27
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Size
75KB
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MD5
b40892eefb3f2b0863d8fed73ab20e27
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SHA1
5937a7fa045f9d9b848dc71bb8e021ef1080c678
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SHA256
1ef045e07030ee15ccc93957058570b1927eebe6c305be014de9213f46c4f48f
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SHA512
f632c1e0b395ca98fecc35f2542d509fa4765cdce91728a03801504fee0cb4c906f9230f802382b5fe2ddeba35423d4bedf533b25eb4395d1c9742278bb4e85f
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SSDEEP
1536:8FRKkomNKggL9Jf56NlCZDrcuEaC8vx9GMVvrfA7euKmtjwKHsMn:0KkomEJfiCprcuQ8vx9JvrsRRHbn
Malware Config
Signatures
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resource yara_rule sample vmprotect -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b40892eefb3f2b0863d8fed73ab20e27
Files
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b40892eefb3f2b0863d8fed73ab20e27.dll windows:4 windows x86 arch:x86
192c0047999066f1c86d6306167a6911
Headers
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
WritePrivateProfileStringA
GetModuleFileNameA
OpenProcess
IsBadReadPtr
WriteFile
CreateFileA
GetCurrentProcessId
WaitForSingleObject
InitializeCriticalSection
LeaveCriticalSection
EnterCriticalSection
WideCharToMultiByte
ReadProcessMemory
DeleteFileA
SetThreadPriority
GetFileSize
ReadFile
GetProcessHeap
HeapAlloc
GetTickCount
VirtualFree
GetSystemDirectoryA
TerminateProcess
CreateMutexA
GetLastError
CloseHandle
GetWindowsDirectoryA
GetPrivateProfileStringA
LoadLibraryA
GetProcAddress
VirtualProtect
GetModuleHandleA
Sleep
GetTempPathA
InterlockedExchange
DeleteCriticalSection
CreateThread
msvcrt
sprintf
strncpy
strrchr
strchr
wcslen
_except_handler3
exit
atoi
wcscmp
mbstowcs
wcscpy
wcsncat
wcsstr
_vsnprintf
isspace
isalnum
wcscat
__dllonexit
_onexit
_initterm
_adjust_fdiv
_itoa
_strlwr
strstr
free
__CxxFrameHandler
??2@YAPAXI@Z
??3@YAXPAX@Z
strcat
strcpy
memset
strlen
malloc
memcpy
_stricmp
_strdup
_strcmpi
gdiplus
GdipSaveImageToFile
GdiplusStartup
GdipDisposeImage
GdipGetImageEncodersSize
GdipGetImageEncoders
GdipCreateBitmapFromHBITMAP
gdi32
DeleteDC
DeleteObject
BitBlt
SelectObject
CreateCompatibleBitmap
CreateCompatibleDC
GetDeviceCaps
CreateDCA
ws2_32
ntohs
closesocket
user32
GetClassNameA
SendMessageA
GetWindowTextA
GetClassNameW
GetWindow
GetForegroundWindow
wsprintfA
EnumWindows
IsWindow
IsWindowVisible
Sections
.text Size: 29KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 16KB - Virtual size: 23KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 16B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.vmp0 Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.vmp1 Size: 19KB - Virtual size: 18KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ