b5[.]exe | Triage

Sharing

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General

Target

b5.exe
Size

43.9MB
MD5

c50d848342657bdf545bcd0288104eec
SHA1

52f3450e500c775335b3a29fe0a55b2cfe40229f
SHA256

b5012a504774d71997075867fe835e62ff630a0dcf1088fa93b3fd6506f889bf
SHA512

a4892dbc9f0d10c07bfda970b73ce40dc1106744c3faa0e5324eb2ccd2da1241a096ac3ff530c6ae947247ab4a5e89bacb9a6360ef11a76a81d9b9bea612e71f
SSDEEP

786432:TipRsqVHNyn6+Zkl/LWXmAFpbZZp0lOVZh9/i01VHEVyQ652YCfnwnCI0TC:upSwHwXktapZZp0A/9jjJQ65P2whV

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b5.exe

Files

b5.exe
.exe windows:5 windows x86

1494de9b53e05fc1f40cb92afbdd6ce4

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

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

advapi32

FreeSid
AllocateAndInitializeSid
EqualSid
GetTokenInformation
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueA
RegCloseKey
RegDeleteValueA
RegOpenKeyExA
RegSetValueExA
RegQueryValueExA
RegCreateKeyExA
RegQueryInfoKeyA

kernel32

LocalFree
LocalAlloc
GetLastError
GetCurrentProcess
GetModuleFileNameA
lstrlenA
GetSystemDirectoryA
RemoveDirectoryA
FindClose
FindNextFileA
DeleteFileA
SetFileAttributesA
lstrcmpA
FindFirstFileA
lstrcatA
lstrcpyA
_lclose
_llseek
_lopen
WritePrivateProfileStringA
GetWindowsDirectoryA
CreateDirectoryA
GetFileAttributesA
ExpandEnvironmentStringsA
IsDBCSLeadByte
GetShortPathNameA
GetPrivateProfileStringA
GetPrivateProfileIntA
lstrcmpiA
GetProcAddress
GlobalUnlock
GlobalLock
GlobalAlloc
FreeResource
CloseHandle
LoadResource
SizeofResource
FindResourceA
ReadFile
WriteFile
SetFilePointer
SetFileTime
LocalFileTimeToFileTime
DosDateTimeToFileTime
SetCurrentDirectoryA
GetTempFileNameA
ExitProcess
CreateFileA
LoadLibraryExA
lstrcpynA
GetVolumeInformationA
FormatMessageA
GetCurrentDirectoryA
GetVersionExA
GetExitCodeProcess
WaitForSingleObject
CreateProcessA
GetTempPathA
GetSystemInfo
CreateMutexA
SetEvent
CreateEventA
CreateThread
ResetEvent
TerminateThread
GetDriveTypeA
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
LockResource
LoadLibraryA
GetDiskFreeSpaceA
MulDiv
EnumResourceLanguagesA
FreeLibrary
GlobalFree

gdi32

GetDeviceCaps

user32

ExitWindowsEx
wsprintfA
CharNextA
CharUpperA
CharPrevA
SetWindowLongA
GetWindowLongA
CallWindowProcA
DispatchMessageA
MsgWaitForMultipleObjects
PeekMessageA
SendMessageA
SetWindowPos
ReleaseDC
GetDC
GetWindowRect
SendDlgItemMessageA
GetDlgItem
SetForegroundWindow
SetWindowTextA
MessageBoxA
DialogBoxIndirectParamA
ShowWindow
EnableWindow
GetDlgItemTextA
EndDialog
GetDesktopWindow
MessageBeep
SetDlgItemTextA
LoadStringA
GetSystemMetrics

comctl32

ord17

version

GetFileVersionInfoA
VerQueryValueA
GetFileVersionInfoSizeA

Sections

.text
Size: 34KB - Virtual size: 33KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 43.9MB - Virtual size: 43.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1494de9b53e05fc1f40cb92afbdd6ce4

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

gdi32

user32

comctl32

version

Sections

.text Size: 34KB - Virtual size: 33KB

.data Size: 1024B - Virtual size: 6KB

.rsrc Size: 43.9MB - Virtual size: 43.9MB

.text
Size: 34KB - Virtual size: 33KB

.data
Size: 1024B - Virtual size: 6KB

.rsrc
Size: 43.9MB - Virtual size: 43.9MB