R2LoggerBuild[.]exe

Sharing

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General

Target

R2LoggerBuild.exe
Size

5.9MB
MD5

85f51fc43ae45baede007d433dd06d30
SHA1

a46136f1fb3eb56d089e23715c8687037bdcd618
SHA256

a32581bdc77a38cab3cf5077d4d51d9bad9b3230fef07749b822a810b5a04799
SHA512

d464baa50fd9bf16aae3551042e91a8a2cc9df46a4749a7598b37f5cf28e0d529d58544cfaf63691eedb0b29ef719e4b5461fb8f59435e7521d42b1c821d8163
SSDEEP

98304:3kscMF1Ci3mzuKPJ1ddCd/vgItpVTRenjulw58NurR:do4g6O

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
R2LoggerBuild.exe

Files

R2LoggerBuild.exe
.exe windows:4 windows x64 arch:x64

ed72d90e4e161939a7db6f2f4152a4d3

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

CryptAcquireContextW
CryptDestroyKey
CryptImportKey
CryptReleaseContext
GetUserNameW
RegCloseKey
RegEnumKeyExW
RegEnumValueW
RegOpenKeyExW
RegQueryInfoKeyW
RegQueryValueExW

ntdll

NtCancelIoFileEx
NtCreateFile
NtDeviceIoControlFile
NtReadFile
NtWriteFile
RtlNtStatusToDosError

ws2_32

WSACleanup
WSADuplicateSocketW
WSAGetLastError
WSAIoctl
WSAPoll
WSARecv
WSARecvFrom
WSASend
WSASendMsg
WSASendTo
WSASocketW
WSAStartup
accept
bind
closesocket
connect
freeaddrinfo
getaddrinfo
getpeername
getsockname
getsockopt
ioctlsocket
listen
recv
recvfrom
select
send
sendto
setsockopt
shutdown
socket

crypt32

CertAddCertificateContextToStore
CertAddEncodedCTLToStore
CertAddEncodedCertificateToStore
CertCloseStore
CertCreateCTLEntryFromCertificateContextProperties
CertCreateCertificateContext
CertDeleteCertificateFromStore
CertDuplicateCertificateChain
CertDuplicateCertificateContext
CertDuplicateStore
CertEnumCertificatesInStore
CertFreeCTLContext
CertFreeCertificateChain
CertFreeCertificateContext
CertGetCertificateChain
CertGetCertificateContextProperty
CertGetEnhancedKeyUsage
CertOpenStore
CertSetCertificateContextProperty
CertVerifyCertificateChainPolicy
CertVerifyTimeValidity
CryptAcquireCertificatePrivateKey
CryptBinaryToStringA
CryptDecodeObjectEx
CryptEncodeObjectEx
CryptHashCertificate
CryptMsgEncodeAndSignCTL
CryptStringToBinaryA
PFXExportCertStore
PFXImportCertStore

ncrypt

NCryptFreeObject

userenv

GetUserProfileDirectoryW

api-ms-win-core-synch-l1-2-0

WaitOnAddress
WakeByAddressAll
WakeByAddressSingle

bcryptprimitives

ProcessPrng

kernel32

AddVectoredExceptionHandler
CancelIo
CancelIoEx
CloseHandle
CompareStringOrdinal
ConnectNamedPipe
CopyFileExW
CreateDirectoryW
CreateEventW
CreateFileMappingA
CreateFileW
CreateHardLinkW
CreateIoCompletionPort
CreateNamedPipeW
CreateProcessW
CreateSymbolicLinkW
CreateThread
CreateToolhelp32Snapshot
CreateWaitableTimerExW
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DeviceIoControl
DisconnectNamedPipe
DuplicateHandle
EnterCriticalSection
ExitProcess
FileTimeToSystemTime
FindClose
FindFirstFileW
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
GetCommandLineW
GetComputerNameExW
GetConsoleMode
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetNamedPipeInfo
GetOverlappedResult
GetProcAddress
GetProcessHeap
GetProcessId
GetQueuedCompletionStatusEx
GetStdHandle
GetSystemDirectoryW
GetSystemInfo
GetSystemTimePreciseAsFileTime
GetTempPathW
GetWindowsDirectoryW
HeapAlloc
HeapFree
HeapReAlloc
InitOnceBeginInitialize
InitOnceComplete
InitializeCriticalSection
InitializeProcThreadAttributeList
LeaveCriticalSection
LoadLibraryExW
LocalFree
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
MultiByteToWideChar
PostQueuedCompletionStatus
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReadConsoleW
ReadFile
ReadFileEx
RegisterWaitForSingleObject
RemoveDirectoryW
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetConsoleCtrlHandler
SetCurrentDirectoryW
SetEnvironmentVariableW
SetFileAttributesW
SetFileCompletionNotificationModes
SetFileInformationByHandle
SetFilePointerEx
SetFileTime
SetHandleInformation
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SleepEx
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject
WideCharToMultiByte
WriteConsoleW
WriteFile
WriteFileEx
__C_specific_handler

msvcrt

__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_amsg_exit
_cexit
_commode
_errno
_fmode
_fpreset
_initterm
_onexit
abort
calloc
exit
fprintf
free
fwrite
malloc
memcmp
memcpy
memmove
memset
pow
signal
strlen
strncmp
vfprintf

secur32

AcceptSecurityContext
AcquireCredentialsHandleA
ApplyControlToken
DecryptMessage
DeleteSecurityContext
EncryptMessage
FreeContextBuffer
FreeCredentialsHandle
GetUserNameExW
InitializeSecurityContextW
QueryContextAttributesW

Sections

.text
Size: 2.8MB - Virtual size: 2.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 844KB - Virtual size: 843KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 101KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 296KB - Virtual size: 296KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 896B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

ed72d90e4e161939a7db6f2f4152a4d3

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

ntdll

ws2_32

crypt32

ncrypt

userenv

api-ms-win-core-synch-l1-2-0

bcryptprimitives

kernel32

msvcrt

secur32

Sections

.text Size: 2.8MB - Virtual size: 2.8MB

.data Size: 18KB - Virtual size: 18KB

.rdata Size: 844KB - Virtual size: 843KB

.pdata Size: 101KB - Virtual size: 100KB

.xdata Size: 296KB - Virtual size: 296KB

.bss Size: - Virtual size: 896B

.idata Size: 10KB - Virtual size: 10KB

.CRT Size: 512B - Virtual size: 104B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 24KB - Virtual size: 24KB

.text
Size: 2.8MB - Virtual size: 2.8MB

.data
Size: 18KB - Virtual size: 18KB

.rdata
Size: 844KB - Virtual size: 843KB

.pdata
Size: 101KB - Virtual size: 100KB

.xdata
Size: 296KB - Virtual size: 296KB

.bss
Size: - Virtual size: 896B

.idata
Size: 10KB - Virtual size: 10KB

.CRT
Size: 512B - Virtual size: 104B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 24KB - Virtual size: 24KB