Static task
static1
Behavioral task
behavioral1
Sample
rasf.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
rasf.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
安装说明.url
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
安装说明.url
Resource
win10v2004-20231222-en
General
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Target
9a0147c73320534db82402a70e15e5db
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Size
2.9MB
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MD5
9a0147c73320534db82402a70e15e5db
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SHA1
2a24efe321b878751543a567504739113d5764ad
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SHA256
9fe3f625517506dfa4ba6e5bed3f541932bf5b29e7bfab0e020743507109b86f
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SHA512
17ea618b08be1e2ca696a582c7cbaaf62e1b56f8165a49d2beac643e58db1c9086562356b34623865f3076cb914217349a58fc4b870d991a97bb56af79e6cc79
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SSDEEP
49152:BypRnFIGRfDs7Ev3fTCIBGFOzMAIWH7Ivfj7RauKSarGayC7qO5R6apSAPDnp/zt:5+LqERzMkH7IZKGtC7qO5R6ISAjJtrv
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/rasf.exe
Files
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9a0147c73320534db82402a70e15e5db.rar
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rasf.exe.exe windows:4 windows x86 arch:x86
a2ae028ba2710f175bb43d218ac7e3f7
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
GetPrivateProfileStringA
TerminateThread
WaitForSingleObject
lstrcatA
lstrcpyA
CreateThread
DeleteFileA
GetCommandLineA
Sleep
GetPrivateProfileIntA
GetDiskFreeSpaceA
GetProcAddress
GetModuleHandleA
GetVersionExA
CreateFileA
GetModuleFileNameA
lstrlenA
CreateMutexA
RemoveDirectoryA
FindClose
FindNextFileA
SetFileAttributesA
FindFirstFileA
WriteFile
ReadFile
SetFilePointer
GetFileSize
GetExitCodeProcess
CreateProcessA
GetACP
CreateDirectoryA
lstrcpynA
SetLastError
GetLastError
ReleaseMutex
GetTempPathA
GetFileAttributesA
MultiByteToWideChar
WideCharToMultiByte
FlushFileBuffers
IsBadCodePtr
IsBadReadPtr
LoadLibraryA
CloseHandle
LCMapStringA
LCMapStringW
GetStringTypeA
GetEnvironmentStringsW
GetStringTypeW
FreeEnvironmentStringsW
FreeEnvironmentStringsA
GetEnvironmentStrings
SetStdHandle
IsBadWritePtr
UnhandledExceptionFilter
RtlUnwind
HeapAlloc
HeapFree
SetEndOfFile
GetFileType
GetStartupInfoA
GetVersion
ExitProcess
SetUnhandledExceptionFilter
SetHandleCount
GetCurrentProcess
HeapReAlloc
GetCPInfo
GetOEMCP
TerminateProcess
VirtualAlloc
GetStdHandle
HeapDestroy
HeapCreate
VirtualFree
user32
DialogBoxParamA
SetTimer
GetMenuItemID
KillTimer
EndDialog
ShowWindow
LoadStringA
MessageBoxA
GetSystemMenu
SetWindowTextA
GetDlgItem
EnableMenuItem
EnableWindow
SendMessageA
IsWindowVisible
GetMenuItemCount
PostMessageA
gdi32
DeleteObject
CreateFontA
comctl32
ord17
Sections
.text Size: 52KB - Virtual size: 48KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 1.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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安装说明.url.url