Static task
static1
Behavioral task
behavioral1
Sample
Trojan-Ransom.Win32.Blocker.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Trojan-Ransom.Win32.Blocker.exe
Resource
win10v2004-20230220-en
General
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Target
Trojan-Ransom.Win32.Blocker.ljnh-7a3f89664c70aa0f6614ef731e9eddb061394497daeaf0720b89fee47af2f242
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Size
100KB
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MD5
a94f5fa05150bf568a3c2d719ace2c02
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SHA1
51bde3d8160a6e9eec4d0f445ef3b27076dddfbf
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SHA256
7a3f89664c70aa0f6614ef731e9eddb061394497daeaf0720b89fee47af2f242
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SHA512
6dee48b6d24f2a4361d03797af8aa6561ff6ae05f882b3f4d6034fde094b4bfa596f61b446258232e7657484d9ff00db6631eef527fffffe78651895c2bdeae6
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SSDEEP
1536:ueBhQ2N/dYPAvq4OMZdRpK8WKzAlEEv4fvQUiEEvA2DsBpRLInFhm4zX:VtHy4OSLpKpe8Dvgcv8pRQm4
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Trojan-Ransom.Win32.Blocker.ljnh-7a3f89664c70aa0f6614ef731e9eddb061394497daeaf0720b89fee47af2f242
Files
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Trojan-Ransom.Win32.Blocker.ljnh-7a3f89664c70aa0f6614ef731e9eddb061394497daeaf0720b89fee47af2f242.exe windows x86
73d7769f1db7d0b7ac12fc2c1de86c5d
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
MapViewOfFile
InitializeCriticalSection
GetSystemTimeAsFileTime
LocalSize
IsValidLocale
lstrcpynA
GetProfileStringW
GetDateFormatA
GetConsoleMode
FreeEnvironmentStringsW
CreateFileMappingA
QueueUserAPC
GetProfileIntW
GetModuleFileNameA
GetCurrentThreadId
WaitForSingleObject
GlobalCompact
DeviceIoControl
GlobalLock
LoadResource
UnhandledExceptionFilter
FindFirstFileW
GetModuleHandleW
CreateEventW
TerminateProcess
IsValidCodePage
FreeLibrary
SearchPathA
GetLastError
GetProcAddress
GetModuleHandleA
LoadLibraryExW
LoadLibraryA
LoadLibraryW
FindResourceA
GetStringTypeA
HeapSize
MultiByteToWideChar
LCMapStringA
GetLocaleInfoA
CreateFileW
RtlUnwind
HeapReAlloc
HeapAlloc
GetACP
GetCPInfo
InitializeCriticalSectionAndSpinCount
EnterCriticalSection
LeaveCriticalSection
GetCurrentProcessId
QueryPerformanceCounter
HeapFree
VirtualFree
HeapCreate
InterlockedDecrement
SetLastError
InterlockedIncrement
TlsFree
TlsSetValue
TlsGetValue
DeleteCriticalSection
GetFileType
SetHandleCount
GetEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
FreeEnvironmentStringsA
WriteFile
ExitProcess
Sleep
SetUnhandledExceptionFilter
GetCurrentProcess
GetStartupInfoA
GetCommandLineA
DeleteFileW
VirtualAlloc
GetConsoleOutputCP
WriteConsoleA
GetOEMCP
SetStdHandle
SetEvent
GetFullPathNameA
TlsAlloc
OpenMutexA
CreateFileA
GetFileAttributesW
WriteConsoleW
DeleteFileA
GetLocalTime
GetVersion
GlobalSize
GetTickCount
GetEnvironmentVariableA
GetStdHandle
IsDebuggerPresent
UnmapViewOfFile
GetStringTypeW
LCMapStringW
lstrcmpiW
user32
SetWindowTextW
SetCursor
DeleteMenu
InvalidateRect
IsWindow
GetClientRect
InvalidateRgn
RegisterClassA
PostMessageA
GetWindowPlacement
SetWindowLongA
SetMenuItemBitmaps
TrackPopupMenuEx
WinHelpW
SetScrollPos
CheckDlgButton
GetDC
IsChild
EnableMenuItem
MessageBeep
GetDialogBaseUnits
DefWindowProcA
GetWindowRect
MessageBoxA
SetCapture
MoveWindow
RegisterWindowMessageW
DefWindowProcW
SetClipboardData
GetCursorPos
KillTimer
IsDialogMessageA
PeekMessageW
BeginPaint
LoadCursorA
GetSysColor
GetDlgItemTextA
TranslateMessage
SetDlgItemInt
SendDlgItemMessageA
LoadAcceleratorsW
DispatchMessageA
EndDialog
AppendMenuA
PostQuitMessage
LoadMenuW
GetDlgItemTextW
LoadStringW
IsDlgButtonChecked
DrawTextExW
MessageBoxW
OffsetRect
GetSysColorBrush
CreateDialogParamA
InflateRect
IsIconic
IsClipboardFormatAvailable
SetWindowTextA
gdi32
EndDoc
CreateFontIndirectW
DeleteObject
EnumFontsW
GetTextMetricsA
SetBkColor
ExtTextOutA
SetBkMode
GetTextFaceW
GetObjectW
CreateFontIndirectA
GetDeviceCaps
CreateCompatibleDC
SetMapMode
winspool.drv
OpenPrinterW
GetPrinterDriverW
advapi32
RegDeleteKeyA
RegOpenKeyExA
StartServiceA
RegQueryValueExA
RegCreateKeyA
DeleteService
ControlService
CloseServiceHandle
RegSetValueExA
QueryServiceStatus
shell32
Shell_NotifyIconA
DragFinish
Sections
.text Size: 31KB - Virtual size: 31KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 49KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ