Static task
static1
Behavioral task
behavioral1
Sample
FxLock.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
FxLock.exe
Resource
win10v2004-20230221-en
General
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Target
FxLock.exe
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Size
64KB
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MD5
76f5b1d13f08cb8fb00d6724d6e2e120
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SHA1
325b185fa76a98898cb6c43a6cab5350dffec32c
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SHA256
033746fe173e15d4ea9d3acb6230781e86bd2fa10a8ea73b218e7529b5bb08da
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SHA512
0deb08dfaa769a069cf6333f7fe8dc5587231d682e7116ae059bafd0cf3cb65c1fcc4d95a2419ecbc46cc81b7e0d57d8eef0dffb1f05eeddedfcb6f769563188
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SSDEEP
768:oLR/pO25xWHh40bLtludzG6rh9ZIY/iB9QHjEqwAs6lJocgV/r:oLpE+Cttui6r//jU+oca/
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource FxLock.exe
Files
-
FxLock.exe.exe windows x86
c70a7a430c1e4ea73d91fd6d5b78955a
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
GetLastError
GetProcAddress
GetWindowsDirectoryA
CreateMutexA
LoadLibraryA
GetPrivateProfileStringA
WritePrivateProfileStringA
GetVersion
VirtualAlloc
VirtualFree
CloseHandle
SetEnvironmentVariableA
CompareStringW
CompareStringA
FlushFileBuffers
LCMapStringW
LCMapStringA
SetStdHandle
GetOEMCP
GetACP
GetCPInfo
SetFilePointer
GetStringTypeW
HeapFree
HeapAlloc
GetTimeZoneInformation
GetSystemTime
GetLocalTime
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
FreeLibrary
ExitProcess
GetModuleFileNameA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
GetStringTypeA
WideCharToMultiByte
HeapReAlloc
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetStdHandle
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetFileType
RtlUnwind
WriteFile
MultiByteToWideChar
user32
MessageBoxA
DialogBoxParamA
UpdateWindow
MoveWindow
GetWindowRect
SystemParametersInfoA
GetWindowTextA
SetWindowPos
GetDlgItem
EnableWindow
SetDlgItemTextA
PostMessageA
EndDialog
GetWindowLongA
Sections
.text Size: 40KB - Virtual size: 36KB
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: 12KB - Virtual size: 17KB
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