Static task
static1
Behavioral task
behavioral1
Sample
twain_reset.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
twain_reset.exe
Resource
win10v2004-20230220-en
General
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Target
twain_reset.exe
-
Size
144KB
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MD5
04173e9c1807f3c4712ecd45d2323cf5
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SHA1
723f32aa46a42d230344f164987895724a414956
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SHA256
54938e97f0e55a96a6c13d5a1e4b8517dfc0c568495933b73b28643af46e543c
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SHA512
9c293f28dc6409263622837e493ced8411313145b7a9cd2e2d06e4820411f708f9bd7ec7c6b09b03a9dd8052dc42cb995ae867d908b4abfd3fbd48bcc2aa3149
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SSDEEP
1536:03pGAd4gFMBLOxYMqWW8zgok9tUaILSO5gSzuLtYmruHB8KFXluUqduM+4eK3Lrf:05GkJnY2W8qU8tzHKJO2U3LrpDpv
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource twain_reset.exe
Files
-
twain_reset.exe.exe windows x86
854c336ac5ca4c481669547aa2d2a66f
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
shell32
SHGetPathFromIDListA
SHGetSpecialFolderLocation
ShellExecuteExA
SHGetMalloc
user32
BeginPaint
GetSysColor
GetClientRect
SetRect
EndPaint
LoadCursorA
GetLastActivePopup
ShowWindow
PostMessageA
SendMessageA
EnableWindow
GetTopWindow
SetWindowLongA
GetWindowLongA
SetWindowTextA
SetForegroundWindow
SetActiveWindow
SetDlgItemTextA
CharUpperBuffA
LoadIconA
SetWindowWord
SendDlgItemMessageA
GetDlgItem
InvalidateRect
UpdateWindow
LoadStringA
MessageBoxA
SetTimer
GetMessageA
KillTimer
PostQuitMessage
DialogBoxParamA
GetDlgItemTextA
EndDialog
GetWindowRect
GetSystemMetrics
SetWindowPos
PeekMessageA
TranslateMessage
DispatchMessageA
SetCursor
CharNextA
GetWindowWord
DefWindowProcA
RegisterClassA
GetParent
kernel32
InitializeCriticalSection
LoadLibraryA
GetLocaleInfoA
Sleep
EnterCriticalSection
LeaveCriticalSection
GetStringTypeW
GetStringTypeA
LCMapStringW
MultiByteToWideChar
LCMapStringA
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
VirtualFree
HeapCreate
HeapDestroy
DeleteCriticalSection
GetFileType
SetHandleCount
GetEnvironmentStringsW
WideCharToMultiByte
FreeEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsA
GetStdHandle
GetCurrentThreadId
GetVersionExA
FindClose
FindFirstFileA
SetCurrentDirectoryA
CreateDirectoryA
SetFileTime
LocalFileTimeToFileTime
DosDateTimeToFileTime
VirtualAlloc
GetDriveTypeA
GetEnvironmentVariableA
DeleteFileA
SetFileAttributesA
RemoveDirectoryA
SetEndOfFile
SetFilePointer
CloseHandle
UnmapViewOfFile
MapViewOfFile
CreateFileMappingA
GetFileSize
CreateFileA
GetWindowsDirectoryA
MoveFileExA
_lclose
OpenFile
GlobalFree
GlobalUnlock
GlobalHandle
_llseek
_lread
_lopen
GlobalLock
GlobalAlloc
GlobalMemoryStatus
GetVersion
GetModuleFileNameA
WriteFile
GetSystemTime
CreateProcessA
lstrlenA
LocalFree
ExitProcess
GetModuleHandleA
_lcreat
GetVolumeInformationA
GetTickCount
FormatMessageA
GetLastError
WinExec
_lwrite
WaitForSingleObject
SetErrorMode
HeapReAlloc
GetConsoleCP
GetConsoleMode
HeapSize
SetStdHandle
WriteConsoleA
GetConsoleOutputCP
WriteConsoleW
FlushFileBuffers
LocalAlloc
FindNextFileA
RtlUnwind
GetCommandLineA
HeapFree
HeapAlloc
GetProcessHeap
GetStartupInfoA
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
GetCPInfo
InterlockedIncrement
InterlockedDecrement
GetACP
GetOEMCP
IsValidCodePage
GetProcAddress
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
SetLastError
gdi32
SetTextColor
SetTextAlign
GetBkColor
GetTextExtentPoint32A
ExtTextOutA
CreateDCA
GetDeviceCaps
CreateFontIndirectA
DeleteDC
SelectObject
DeleteObject
SetBkColor
comctl32
ord17
Sections
.text Size: 60KB - Virtual size: 57KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 12KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 40KB - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_winzip_ Size: 20KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ