_DllInstall@8
Overview
overview
7Static
static
3C3F7B91F25...32.exe
windows7-x64
7C3F7B91F25...32.exe
windows10-2004-x64
7C3F7B91F25...ll.dll
windows7-x64
7C3F7B91F25...ll.dll
windows10-2004-x64
7C3F7B91F25...64.exe
windows7-x64
7C3F7B91F25...64.exe
windows10-2004-x64
7C3F7B91F25...ll.dll
windows7-x64
7C3F7B91F25...ll.dll
windows10-2004-x64
7Static task
static1
Behavioral task
behavioral1
Sample
C3F7B91F25992E56/LBG32.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
C3F7B91F25992E56/LBG32.exe
Resource
win10v2004-20230703-en
Behavioral task
behavioral3
Sample
C3F7B91F25992E56/LBG32dll.dll
Resource
win7-20230712-en
Behavioral task
behavioral4
Sample
C3F7B91F25992E56/LBG32dll.dll
Resource
win10v2004-20230703-en
Behavioral task
behavioral5
Sample
C3F7B91F25992E56/LBG64.exe
Resource
win7-20230712-en
Behavioral task
behavioral6
Sample
C3F7B91F25992E56/LBG64.exe
Resource
win10v2004-20230703-en
Behavioral task
behavioral7
Sample
C3F7B91F25992E56/LBG64dll.dll
Resource
win7-20230712-en
General
-
Target
fc5b359d88f007f1e44c16a03b5d5809.bin
-
Size
421KB
-
MD5
178e3afb4c5b5a3a0d37509f96df9358
-
SHA1
98ce5e9ee19433a0d120e00e1c84ddfccd4f24d3
-
SHA256
5092e47ee47cf227eaeb9ffdb712efe53f653559b1e5f247fd33461d0919a75c
-
SHA512
5a384ad0cd1cbc3892ddc2d96c3aa7eec54226966c66ea3f0ab26af4df719ffa50ca77a0f5ba3693119ac494ce339c98bfbd6ba09a9348565e3cc8bac0fafc63
-
SSDEEP
12288:VXrYc1sinwozh6c2m4m96mq2Rfduk6gAb0SJSQH:VXN1siwo152mm2RFAd/
Malware Config
Signatures
-
Unsigned PE 4 IoCs
Checks for missing Authenticode signature.
resource unpack002/C3F7B91F25992E56/LBG32.exe unpack002/C3F7B91F25992E56/LBG32dll.dll unpack002/C3F7B91F25992E56/LBG64.exe unpack002/C3F7B91F25992E56/LBG64dll.dll
Files
-
fc5b359d88f007f1e44c16a03b5d5809.bin.zip
Password: infected
-
d61fa625288f6f8786399c821fb51ec220a1de1877115521f206306b89461d83.zip.zip
Password: infected
-
C3F7B91F25992E56/LBG32.exe.exe windows x86
Password: infected
6a50fba0b2beed26e23e37e0922bd3df
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CloseHandle
GetLocalTime
DecodePointer
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwind
RaiseException
GetLastError
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
HeapAlloc
HeapFree
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetFileType
GetStringTypeW
GetProcessHeap
HeapSize
HeapReAlloc
CreateFileW
user32
wsprintfW
ws2_32
WSAGetLastError
htons
Sections
.text Size: 179KB - Virtual size: 179KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 22KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
C3F7B91F25992E56/LBG32dll.dll.dll windows x86
Password: infected
22a965dbd84b719d92bdcc7f5ac9fdfe
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
ntdll
_allmul
RtlUnwind
_chkstk
NtQuerySystemInformation
_alldiv
kernel32
TlsFree
CreateFileW
CloseHandle
GetLocalTime
lstrlenW
FreeLibraryAndExitThread
GetCurrentThreadId
SuspendThread
ResumeThread
Sleep
GetLastError
CreateThread
lstrcpyW
OpenThread
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
WriteFile
SetStdHandle
HeapReAlloc
HeapSize
GetStringTypeW
GetFileType
GetStdHandle
GetProcessHeap
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RaiseException
InterlockedFlushSList
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
HeapAlloc
HeapFree
LCMapStringW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
DecodePointer
user32
wsprintfW
ws2_32
WSAGetLastError
htons
Exports
Exports
Sections
.text Size: 177KB - Virtual size: 177KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 22KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
C3F7B91F25992E56/LBG64.exe.exe windows x64
Password: infected
cf173f5b43e2dd8a6a3952081c406e61
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
CloseHandle
GetLocalTime
CreateFileW
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetCurrentProcess
TerminateProcess
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
HeapAlloc
HeapFree
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetFileType
GetStringTypeW
GetProcessHeap
HeapSize
HeapReAlloc
user32
wsprintfW
ws2_32
WSAGetLastError
htons
Sections
.text Size: 172KB - Virtual size: 171KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 23KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
C3F7B91F25992E56/LBG64dll.dll.dll windows x64
Password: infected
2b8bb1a297fc6dbb94dddbb19e3d5648
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
ntdll
RtlPcToFileHeader
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
__chkstk
RtlUnwindEx
NtQuerySystemInformation
kernel32
FreeLibrary
WriteConsoleW
CloseHandle
GetLocalTime
lstrlenW
FreeLibraryAndExitThread
GetCurrentThreadId
SuspendThread
ResumeThread
Sleep
GetLastError
CreateThread
lstrcpyW
OpenThread
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
WriteFile
SetStdHandle
HeapReAlloc
HeapSize
GetStringTypeW
GetFileType
GetStdHandle
GetProcessHeap
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RaiseException
InterlockedFlushSList
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
CreateFileW
GetProcAddress
LoadLibraryExW
GetCurrentProcess
TerminateProcess
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
HeapAlloc
HeapFree
LCMapStringW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
user32
wsprintfW
ws2_32
htons
WSAGetLastError
Exports
Exports
DllInstall
Sections
.text Size: 172KB - Virtual size: 171KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 41KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 23KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ