BrLauncher[.]exe

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General

Target

BrLauncher.exe
Size

2.6MB
MD5

d5e2cc720c42614746cac2b73db09f19
SHA1

c3e9c8abf3834ae68c38e8d2bff3c08c27684336
SHA256

00f0cf41d0e6db9de1cf65faca3c0e54cbe043104cb63caa3f509c869cd62bb5
SHA512

f80f1bcf9552325cd74b8981213c691a79de18f594704fccbe417f7083f64de76903e7331ee9c727811c5b3d1e77926cf65a327200df05d07da46ce6e65b88f1
SSDEEP

24576:D6Z09h4woU5twtwN7PpknHh2/27jIZGR6qdst87SCctS+Y518wO9xCKiwWZgkY8:DRDoUHwyicEIYQqdst6/8wO9xC0IgkV

Score

1^/10

Malware Config

Signatures

Files

BrLauncher.exe
.exe windows:6 windows x64 arch:x64

ac0635584c840be4c7b5c4f78ef97b61

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0b:c5:2b:6b:82:7b:f0:23:0e:04:2d:8c:9c:18:fc:e4
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

16/01/2024, 00:00

Not After

15/01/2025, 23:59

Subject

CN=Bromium UK Limited,O=Bromium UK Limited,L=Cambridge,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

81:57:cc:ca:ec:5d:9f:cc:92:0a:f9:35:56:9e:90:8a:0a:85:3d:55:b3:0a:d9:59:ff:85:78:40:4b:00:b7:48
Signer

Actual PE Digest

81:57:cc:ca:ec:5d:9f:cc:92:0a:f9:35:56:9e:90:8a:0a:85:3d:55:b3:0a:d9:59:ff:85:78:40:4b:00:b7:48

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\dev\out\win7-64bit\servers\BrLauncher.pdb

Imports

ole32

CoTaskMemFree
CoUninitialize
CoInitializeEx

user32

MsgWaitForMultipleObjects
PeekMessageW
DispatchMessageW
TranslateMessage
GetUserObjectInformationA
GetThreadDesktop
OpenInputDesktop
CharUpperW
MessageBoxW
CloseDesktop

brdeviceservicecomm

GetCurrentUserService

kernel32

GetSystemDirectoryW
GetWindowsDirectoryW
GetCurrentDirectoryW
CreateDirectoryW
FindClose
FindNextFileW
GetFileAttributesW
GetFileSize
ReadFile
GetTempPathW
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
ExpandEnvironmentStringsW
CreateEventW
GetSystemTimeAsFileTime
FlushFileBuffers
GetFileInformationByHandle
SetFilePointerEx
FindFirstFileExW
MultiByteToWideChar
WideCharToMultiByte
GetTickCount64
ReleaseSRWLockExclusive
ReleaseSRWLockShared
AcquireSRWLockExclusive
AcquireSRWLockShared
ReleaseMutex
CreateMutexW
WaitForMultipleObjects
TerminateThread
GetFileSizeEx
HeapAlloc
HeapReAlloc
HeapFree
HeapSize
GetProcessHeap
GetFinalPathNameByHandleW
TryAcquireSRWLockExclusive
TryAcquireSRWLockShared
SetErrorMode
OpenProcess
FreeLibrary
LoadLibraryW
WerRegisterRuntimeExceptionModule
SetDllDirectoryW
DuplicateHandle
InitializeCriticalSection
CreateRemoteThread
GetExitCodeThread
ResumeThread
GetThreadContext
SetThreadContext
GetVersion
VirtualProtect
VirtualQuery
VirtualAllocEx
VirtualProtectEx
VirtualQueryEx
ReadProcessMemory
WriteProcessMemory
VirtualFreeEx
LocalAlloc
ExitThread
FlushInstructionCache
VirtualAlloc
Sleep
CreateFileMappingA
CreateFileA
ExitProcess
TerminateProcess
CreateProcessA
lstrcpyW
GetModuleFileNameA
lstrcatA
OpenMutexW
OpenEventW
OpenFileMappingW
lstrcpyA
lstrlenA
DeviceIoControl
GetOverlappedResult
CancelIo
SetEvent
ResetEvent
CreatePipe
ReleaseSemaphore
CreateSemaphoreW
SetThreadPriority
LoadLibraryA
IsBadReadPtr
GetEnvironmentStringsW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
GetDriveTypeW
ReadConsoleW
SetStdHandle
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
WaitForSingleObject
RaiseException
GetProcAddress
GetLocaleInfoW
CompareStringW
FlsFree
FlsSetValue
LCMapStringW
GetFullPathNameW
InitializeCriticalSectionAndSpinCount
LeaveCriticalSection
EnterCriticalSection
GetTimeZoneInformation
FormatMessageA
GetModuleHandleExW
GetModuleHandleA
GetModuleFileNameW
GetTickCount
GetLocalTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceFrequency
QueryPerformanceCounter
SetLastError
CloseHandle
OutputDebugStringA
WriteFile
SetFilePointer
DeleteFileW
CreateFileW
LocalFree
GetCommandLineW
DeleteCriticalSection
InitializeCriticalSectionEx
GetLastError
DecodePointer
FlsGetValue
FlsAlloc
GetFileType
GetStdHandle
SetConsoleCtrlHandler
CreateThread
GetModuleHandleW
GetNativeSystemInfo
GetVersionExW
GetCurrentThread
GetCurrentProcess
SetUnhandledExceptionFilter
RtlCaptureStackBackTrace
lstrlenW
CreateProcessW
VirtualFree
IsDebuggerPresent
GetDynamicTimeZoneInformation
GetConsoleMode
GetConsoleOutputCP
LoadLibraryExW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
RtlUnwind
GetThreadLocale
WriteConsoleW
SetEnvironmentVariableW
OutputDebugStringW
GetStringTypeW
EncodePointer
LCMapStringEx
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
IsProcessorFeaturePresent
WakeAllConditionVariable
SleepConditionVariableSRW
InitializeSListHead
GetStartupInfoW
RtlPcToFileHeader
RtlUnwindEx
FreeEnvironmentStringsW

ws2_32

htons
sendto
socket
WSAStartup
htonl

winmm

timeGetTime

userenv

GetUserProfileDirectoryW
GetAllUsersProfileDirectoryW

advapi32

OpenProcessToken
StartServiceW
QueryServiceStatus
QueryServiceConfigW
OpenServiceW
OpenSCManagerW
DeleteService
CreateServiceW
ControlService
CloseServiceHandle
ChangeServiceConfigW
RegSetValueExA
RegQueryValueExA
RegOpenKeyExA
RegEnumKeyW
RegDeleteValueA
RegDeleteKeyW
GetKernelObjectSecurity
LookupPrivilegeValueW
FreeSid
AllocateAndInitializeSid
AdjustTokenPrivileges
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
OpenThreadToken
ConvertSidToStringSidW
GetTokenInformation
RegSetValueExW
RegCreateKeyExW
RegQueryValueExW
RegOpenKeyExW
RegCloseKey

dbghelp

SymSetOptions
SymGetLineFromAddr64
SymInitialize
SymGetSearchPathW
SymSetSearchPathW
SymFromAddr

shell32

SHGetKnownFolderPath
SHGetFolderPathW
CommandLineToArgvW

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.0MB - Virtual size: 1.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 29KB - Virtual size: 84KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 69KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 1024B - Virtual size: 640B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 14KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ac0635584c840be4c7b5c4f78ef97b61

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0b:c5:2b:6b:82:7b:f0:23:0e:04:2d:8c:9c:18:fc:e4Certificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

81:57:cc:ca:ec:5d:9f:cc:92:0a:f9:35:56:9e:90:8a:0a:85:3d:55:b3:0a:d9:59:ff:85:78:40:4b:00:b7:48Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ole32

user32

brdeviceservicecomm

kernel32

ws2_32

winmm

userenv

advapi32

dbghelp

shell32

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 1.0MB - Virtual size: 1.0MB

.data Size: 29KB - Virtual size: 84KB

.pdata Size: 69KB - Virtual size: 68KB

_RDATA Size: 1024B - Virtual size: 640B

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 14KB - Virtual size: 14KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0b:c5:2b:6b:82:7b:f0:23:0e:04:2d:8c:9c:18:fc:e4
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

81:57:cc:ca:ec:5d:9f:cc:92:0a:f9:35:56:9e:90:8a:0a:85:3d:55:b3:0a:d9:59:ff:85:78:40:4b:00:b7:48
Signer

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 1.0MB - Virtual size: 1.0MB

.data
Size: 29KB - Virtual size: 84KB

.pdata
Size: 69KB - Virtual size: 68KB

_RDATA
Size: 1024B - Virtual size: 640B

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 14KB - Virtual size: 14KB