Static task
static1
Behavioral task
behavioral1
Sample
RSMB4.12AEInstall.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
RSMB4.12AEInstall.exe
Resource
win10v2004-20220812-en
General
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Target
RSMB4.12AEInstall.exe
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Size
14.3MB
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MD5
2a1ca30641bb63857167561c74d4ede1
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SHA1
6db195d73ddab13b9011b57681cc73d897526601
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SHA256
d4a0711c5944adade4bf93e86f5e5a02530fa69bf360acfd8a2e49e9fed61e80
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SHA512
a72246fe29d823619ebc2c723756578470d95abd8173171408829dcf12c418eb0469c799ab867bcc74f5d87a04d826b19d0f3145d80235b563d8779b22094c1a
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SSDEEP
393216:qnRufkopDyLHQkMeLEHksPInktCuGiRwVos4:qnRatWste4Esvjsos4
Malware Config
Signatures
Files
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RSMB4.12AEInstall.exe.exe windows x86
c5319e076a4e8512805ca6dc9210f0f6
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
FindClose
FindFirstFileA
lstrlenA
lstrcpyA
GetWindowsDirectoryA
lstrcatA
RemoveDirectoryA
FindNextFileA
DeleteFileA
lstrcmpA
SetFileAttributesA
LocalFileTimeToFileTime
DosDateTimeToFileTime
_lcreat
_lread
GetProcAddress
FreeLibrary
GetVersionExA
GetLastError
GetCurrentProcess
_llseek
GetModuleFileNameA
GetTempPathA
GlobalFree
GlobalAlloc
HeapReAlloc
VirtualAlloc
SetEnvironmentVariableA
_lopen
SetFileTime
LoadLibraryA
_lclose
_hread
_hwrite
CreateDirectoryA
GetTimeZoneInformation
GetSystemTime
GetLocalTime
FileTimeToSystemTime
FileTimeToLocalFileTime
GetDriveTypeA
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
GetVersion
ExitProcess
GetCPInfo
GetACP
GetOEMCP
WideCharToMultiByte
TerminateProcess
GetFullPathNameA
GetCurrentDirectoryA
MultiByteToWideChar
LCMapStringA
LCMapStringW
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
HeapDestroy
HeapCreate
VirtualFree
HeapFree
RtlUnwind
WriteFile
HeapAlloc
GetStringTypeA
GetStringTypeW
CompareStringA
CompareStringW
user32
ExitWindowsEx
LoadIconA
wsprintfA
MessageBoxA
advapi32
LookupPrivilegeValueA
AdjustTokenPrivileges
OpenProcessToken
Sections
.text Size: 48KB - Virtual size: 44KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ