C:\Users\Luke\crashpad\crashpad\out\Default\crashpad_handler.pdb
Static task
static1
Behavioral task
behavioral1
Sample
SeamlessCoop/crashpad/crashpad_handler.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral2
Sample
SeamlessCoop/crashpad/crashpad_handler.exe
Resource
win11-20240802-en
Behavioral task
behavioral3
Sample
SeamlessCoop/ersc.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral4
Sample
SeamlessCoop/ersc.dll
Resource
win11-20240802-en
Behavioral task
behavioral5
Sample
ersc_launcher.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral6
Sample
ersc_launcher.exe
Resource
win11-20240802-en
General
-
Target
Seamless Co-op v1.8.4-510-1-8-4-1723374015.zip
-
Size
1.4MB
-
MD5
e8d707f3d51ad1a75fafec69fda5c9c1
-
SHA1
0790f813bcee3521b30810d4e189cd526f9edc1a
-
SHA256
5056b3fc217aace82a10c2009ff639fe4d6aac55d8b97a85fb0923e3b4359cbc
-
SHA512
ab049f7d64d13c1525c71ea1a1f36444d97c81acf78d5065bfcaa41e1c5396654a37dbebdbeb2dca056b3bfac4cfd019f0e01a681c443bee107275d55100e11c
-
SSDEEP
24576:95DPB+TMJMue5re4vVeXrIR/iWreqyi/QotXQgHeO3g5lESnE32lPKLUpab0d:9BB+gm31e4YXkR/iWKqHQoxh+x5l9ns2
Malware Config
Signatures
-
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource unpack001/SeamlessCoop/crashpad/crashpad_handler.exe unpack001/SeamlessCoop/ersc.dll unpack001/ersc_launcher.exe
Files
-
Seamless Co-op v1.8.4-510-1-8-4-1723374015.zip.zip
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SeamlessCoop/crashpad/crashpad_handler.exe.exe windows:6 windows x64 arch:x64
9f6e61c22777af70323494d32383223d
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
PDB Paths
Imports
kernel32
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
DeleteCriticalSection
SetLastError
GetModuleFileNameW
GetFileInformationByHandleEx
GetCurrentProcess
RegisterWaitForSingleObject
TerminateProcess
GetQueuedCompletionStatus
WaitForSingleObject
DuplicateHandle
DisconnectNamedPipe
OpenProcess
PostQueuedCompletionStatus
CreateEventW
SetEvent
CreateThread
UnregisterWaitEx
CreateIoCompletionPort
ConnectNamedPipe
SetNamedPipeHandleState
CreateNamedPipeW
CreateFileW
GetVersion
TransactNamedPipe
WaitNamedPipeW
LoadLibraryW
GetProcAddress
FindClose
CloseHandle
ReleaseSemaphore
CreateSemaphoreW
ReadFile
GetFileSizeEx
GetStdHandle
WriteFile
EnterCriticalSection
UnlockFileEx
SetFilePointerEx
LockFileEx
GetFileType
GetModuleHandleW
FormatMessageA
LocalFree
CreateDirectoryW
GetFileAttributesW
DeleteFileW
GetTimeZoneInformation
GetSystemInfo
IsProcessorFeaturePresent
VerSetConditionMask
VerifyVersionInfoW
GetProcessId
Wow64GetThreadContext
SuspendThread
ResumeThread
GetThreadContext
GetProcessTimes
GetSystemDefaultLCID
GetThreadLocale
GetUserDefaultLCID
IsWow64Process
Sleep
RaiseException
CreateProcessW
SleepEx
GetFullPathNameW
GetCurrentProcessId
GetLocalTime
OutputDebugStringW
GetLastError
FormatMessageW
GetCurrentThreadId
SetUnhandledExceptionFilter
SetProcessShutdownParameters
SetEndOfFile
GetCurrentDirectoryW
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
PeekNamedPipe
GetFileInformationByHandle
GetDriveTypeW
SetConsoleCtrlHandler
InitOnceExecuteOnce
InitializeCriticalSection
VirtualQueryEx
ReadProcessMemory
GetFileTime
RemoveDirectoryW
WriteConsoleW
HeapSize
GetProcessHeap
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
GetACP
IsValidCodePage
WideCharToMultiByte
InitOnceComplete
InitOnceBeginInitialize
InitializeCriticalSectionEx
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetStringTypeW
GetCPInfo
ResetEvent
WaitForSingleObjectEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlPcToFileHeader
RtlUnwindEx
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
RtlUnwind
GetCommandLineA
GetCommandLineW
ExitProcess
GetModuleHandleExW
HeapAlloc
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
EnumSystemLocalesW
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
HeapReAlloc
FindFirstFileExW
FindNextFileW
advapi32
SystemFunction036
RegCloseKey
RegQueryValueExA
RegOpenKeyExW
RegQueryValueExW
BuildExplicitAccessWithNameW
ConvertStringSecurityDescriptorToSecurityDescriptorW
BuildSecurityDescriptorW
RevertToSelf
ImpersonateNamedPipeClient
user32
TranslateMessage
RegisterClassW
DispatchMessageW
GetWindowLongPtrW
UnregisterClassW
CreateWindowExW
SetWindowLongPtrW
DestroyWindow
PostMessageW
DefWindowProcW
GetMessageW
winhttp
WinHttpWriteData
WinHttpSendRequest
WinHttpSetTimeouts
WinHttpCrackUrl
WinHttpCloseHandle
WinHttpOpenRequest
WinHttpReadData
WinHttpQueryHeaders
WinHttpAddRequestHeaders
WinHttpOpen
WinHttpReceiveResponse
WinHttpConnect
powrprof
CallNtPowerInformation
version
GetFileVersionInfoW
VerQueryValueW
GetFileVersionInfoSizeW
Sections
.text Size: 595KB - Virtual size: 595KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 160KB - Virtual size: 160KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
CPADinfo Size: 512B - Virtual size: 56B
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
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SeamlessCoop/ersc.dll.dll windows:6 windows x64 arch:x64
ad57db1c5efb584f0c8b29add41a1aa9
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
PDB Paths
C:\Users\Luke\source\repos\ersc\x64\Release\ersc.pdb
Imports
kernel32
AcquireSRWLockExclusive
AreFileApisANSI
CloseHandle
CompareStringW
CreateDirectoryW
CreateEventW
CreateFileA
CreateFileW
CreateNamedPipeW
CreateProcessW
CreateThread
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
DeleteFileW
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindFirstFileW
FindNextFileW
FlsAlloc
FlsFree
FlsGetValue
FlsSetValue
FlushFileBuffers
FlushInstructionCache
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetDateFormatW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableA
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileSize
GetFileSizeEx
GetFileTime
GetFileType
GetFullPathNameW
GetLastError
GetLocalTime
GetLocaleInfoEx
GetLocaleInfoW
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryA
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetVersion
HeapAlloc
HeapCreate
HeapFree
HeapReAlloc
HeapSize
InitOnceBeginInitialize
InitOnceComplete
InitializeCriticalSection
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeSListHead
InitializeSRWLock
InterlockedFlushSList
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
K32GetModuleInformation
LCMapStringEx
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
LoadLibraryW
LocalFree
LockFileEx
MoveFileExA
MultiByteToWideChar
OpenFile
OpenProcess
OpenThread
OutputDebugStringW
PeekNamedPipe
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReleaseSRWLockExclusive
RemoveDirectoryW
ResetEvent
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwind
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFilePointerEx
SetLastError
SetNamedPipeHandleState
SetStdHandle
SetThreadContext
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SleepEx
SuspendThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
Thread32First
Thread32Next
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TransactNamedPipe
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnlockFileEx
VerSetConditionMask
VerifyVersionInfoA
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObjectEx
WaitNamedPipeW
WakeAllConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
user32
GetAsyncKeyState
IsCharAlphaNumericA
MessageBoxA
steam_api64
SteamAPI_GetHSteamPipe
SteamAPI_GetHSteamUser
SteamAPI_RegisterCallback
SteamAPI_UnregisterCallback
SteamInternal_ContextInit
SteamInternal_CreateInterface
SteamInternal_FindOrCreateGameServerInterface
SteamInternal_FindOrCreateUserInterface
ws2_32
WSACleanup
WSACloseEvent
WSACreateEvent
WSAEnumNetworkEvents
WSAEventSelect
WSAGetLastError
WSAIoctl
WSASetLastError
WSAStartup
__WSAFDIsSet
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
gethostname
getpeername
getsockname
getsockopt
htonl
htons
ioctlsocket
listen
ntohl
ntohs
recv
recvfrom
select
send
sendto
setsockopt
socket
advapi32
BuildExplicitAccessWithNameW
BuildSecurityDescriptorW
ConvertStringSecurityDescriptorToSecurityDescriptorW
CryptAcquireContextA
CryptCreateHash
CryptDestroyHash
CryptDestroyKey
CryptEncrypt
CryptGenRandom
CryptGetHashParam
CryptHashData
CryptImportKey
CryptReleaseContext
SystemFunction036
crypt32
CertAddCertificateContextToStore
CertCloseStore
CertCreateCertificateChainEngine
CertEnumCertificatesInStore
CertFindCertificateInStore
CertFindExtension
CertFreeCertificateChain
CertFreeCertificateChainEngine
CertFreeCertificateContext
CertGetCertificateChain
CertGetNameStringA
CertOpenStore
CryptDecodeObjectEx
CryptQueryObject
CryptStringToBinaryA
PFXImportCertStore
wldap32
ord301
ord45
ord22
ord32
ord26
ord30
ord35
ord143
ord200
ord41
ord33
ord27
ord50
ord211
ord60
ord217
ord46
ord79
normaliz
IdnToAscii
Exports
Exports
modengine_ext_init
Sections
.text Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 523KB - Virtual size: 523KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 27KB - Virtual size: 51KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 53KB - Virtual size: 52KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gxfg Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 92B
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 232B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
SeamlessCoop/ersc_settings.ini
-
SeamlessCoop/locale/arabic.json
-
SeamlessCoop/locale/brazilian.json
-
SeamlessCoop/locale/dutch.json
-
SeamlessCoop/locale/english.json
-
SeamlessCoop/locale/finnish.json
-
SeamlessCoop/locale/french.json
-
SeamlessCoop/locale/german.json
-
SeamlessCoop/locale/hungarian.json
-
SeamlessCoop/locale/italian.json
-
SeamlessCoop/locale/japanese.json
-
SeamlessCoop/locale/koreana.json
-
SeamlessCoop/locale/latam.json
-
SeamlessCoop/locale/polish.json
-
SeamlessCoop/locale/russian.json
-
SeamlessCoop/locale/schinese.json
-
SeamlessCoop/locale/spanish.json
-
SeamlessCoop/locale/tchinese.json
-
SeamlessCoop/locale/thai.json
-
SeamlessCoop/locale/vietnamese.json
-
ersc_launcher.exe.exe windows:6 windows x64 arch:x64
f0636e24b38d9a02e5a0027d5127e5df
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
PDB Paths
C:\Users\Luke\source\repos\ersc\x64\Release\ersc_launcher.pdb
Imports
kernel32
CloseHandle
CreateFile2
CreateProcessA
CreateRemoteThread
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetFullPathNameA
GetLastError
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetProcessId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
K32EnumProcessModules
K32GetModuleFileNameExA
OpenProcess
QueryPerformanceCounter
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetEnvironmentVariableA
SetUnhandledExceptionFilter
TerminateProcess
UnhandledExceptionFilter
VirtualAllocEx
VirtualFreeEx
WaitForSingleObject
WriteProcessMemory
vcruntime140
_CxxThrowException
__C_specific_handler
__CxxFrameHandler3
__current_exception
__current_exception_context
__std_exception_copy
__std_exception_destroy
memcpy
memset
api-ms-win-crt-stdio-l1-1-0
__acrt_iob_func
__p__commode
__stdio_common_vfprintf
__stdio_common_vfprintf_s
__stdio_common_vfwprintf_s
_set_fmode
api-ms-win-crt-runtime-l1-1-0
__p___argc
__p___argv
_c_exit
_cexit
_configure_narrow_argv
_crt_atexit
_exit
_get_initial_narrow_environment
_initialize_narrow_environment
_initialize_onexit_table
_initterm
_initterm_e
_invalid_parameter_noinfo_noreturn
_register_onexit_function
_register_thread_local_exe_atexit_callback
_seh_filter_exe
_set_app_type
exit
system
terminate
api-ms-win-crt-heap-l1-1-0
_callnewh
_set_new_mode
free
malloc
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
api-ms-win-crt-string-l1-1-0
strcmp
Sections
.text Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1024B - Virtual size: 564B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.retplne Size: 512B - Virtual size: 92B
.rsrc Size: 155KB - Virtual size: 154KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 92B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ