Static task
static1
Behavioral task
behavioral1
Sample
asdfcs.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
asdfcs.exe
Resource
win10-20231020-en
Behavioral task
behavioral3
Sample
asdfcs.exe
Resource
win10v2004-20231020-en
General
-
Target
asdfcs.exe
-
Size
1.6MB
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MD5
b18626a4f8f924758a39abcd5feb20e8
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SHA1
d5082bfaa1aabd01e23fe50160dfc6b71a4a3774
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SHA256
10250704367f9c86191bb0cb53c604c6c64a3990fa530cdeb4391a649dfc1765
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SHA512
107851eff145a2afd6ef12fcd641d34e95cee7ab0fc6abacb353ca0d3e69f835071f10b53c5a9eb1c647f84fe5250c3d7a78fa5f88945852604550cfafe71cd8
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SSDEEP
24576:h4BxuUGC7NYiBBYStNC2Yl3yAya64Es+Yx:hkxuV6P/QhH
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource asdfcs.exe
Files
-
asdfcs.exe.exe windows:4 windows x86
6d2e9e6fa41ffb8dc3d39dc0a1a50ea3
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
GetACP
TerminateProcess
HeapSize
VirtualFree
VirtualAlloc
IsBadWritePtr
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
GetLocalTime
LCMapStringW
SetUnhandledExceptionFilter
GetStringTypeA
GetStringTypeW
Sleep
IsBadCodePtr
SetStdHandle
CompareStringA
CompareStringW
SetEnvironmentVariableA
GetSystemTime
InterlockedDecrement
GetTimeZoneInformation
RaiseException
ExitProcess
GetCommandLineA
GetProfileStringA
InterlockedExchange
GetStartupInfoA
HeapFree
HeapAlloc
HeapReAlloc
RtlUnwind
GetFileTime
GetFileSize
GetFileAttributesA
GetTickCount
GetFullPathNameA
GetVolumeInformationA
FindFirstFileA
FindClose
SetEndOfFile
UnlockFile
LockFile
FlushFileBuffers
SetFilePointer
WriteFile
ReadFile
CreateFileA
GetCurrentProcess
DuplicateHandle
GetThreadLocale
WritePrivateProfileStringA
GetOEMCP
GetCPInfo
GetProcessVersion
TlsGetValue
LocalReAlloc
TlsSetValue
GlobalReAlloc
GlobalHandle
TlsAlloc
LocalAlloc
SizeofResource
GlobalFlags
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSection
lstrcpynA
GetLastError
MulDiv
SetLastError
CloseHandle
GlobalAlloc
lstrcmpA
GetCurrentThread
FormatMessageA
FileTimeToLocalFileTime
FileTimeToSystemTime
GetVersion
lstrcatA
GetCurrentThreadId
GlobalGetAtomNameA
lstrcmpiA
GlobalAddAtomA
GlobalFindAtomA
GlobalDeleteAtom
lstrcpyA
GetModuleHandleA
GlobalLock
GlobalUnlock
GlobalFree
LockResource
FindResourceA
LoadResource
MultiByteToWideChar
WideCharToMultiByte
lstrlenA
GetModuleFileNameA
GetProcessHeap
IsBadReadPtr
FreeLibrary
LoadLibraryA
GetProcAddress
InterlockedIncrement
LocalFree
LCMapStringA
user32
InvalidateRect
CharUpperA
RegisterClipboardFormatA
PostThreadMessageA
SetRect
CopyAcceleratorTableA
CharNextA
InflateRect
GetSysColorBrush
GetDesktopWindow
PtInRect
GetClassNameA
DestroyMenu
GrayStringA
TabbedTextOutA
GetWindowDC
ClientToScreen
MapDialogRect
SetWindowContextHelpId
ValidateRect
GetCursorPos
SetCursor
GetDC
ReleaseDC
GetMenuCheckMarkDimensions
LoadBitmapA
GetMenuState
ModifyMenuA
SetMenuItemBitmaps
EnableMenuItem
MoveWindow
SetWindowTextA
IsDialogMessageA
SetDlgItemTextA
PostMessageA
SendDlgItemMessageA
MapWindowPoints
GetSysColor
PeekMessageA
GetFocus
SetFocus
AdjustWindowRectEx
ScreenToClient
CopyRect
IsWindowVisible
MessageBeep
GetTopWindow
IsChild
GetCapture
WinHelpA
wsprintfA
GetClassInfoA
RegisterClassA
GetMenu
GetMenuItemCount
GetSubMenu
EnableWindow
SendMessageA
DispatchMessageA
TranslateMessage
TranslateAcceleratorA
GetMessageA
HideCaret
ShowCaret
GetMenuItemID
GetWindowTextLengthA
GetWindowTextA
GetDlgCtrlID
GetKeyState
SetWindowsHookExA
CallNextHookEx
GetClassLongA
SetPropA
UnhookWindowsHookEx
GetPropA
CallWindowProcA
RemovePropA
GetMessageTime
GetMessagePos
GetForegroundWindow
SetForegroundWindow
GetWindow
SetWindowLongA
SetWindowPos
RegisterWindowMessageA
ExcludeUpdateRgn
DrawFocusRect
DefDlgProcA
IsWindowUnicode
LoadAcceleratorsA
LoadStringA
RegisterClassExA
LoadCursorA
LoadIconA
UpdateWindow
ShowWindow
CreateWindowExA
PostQuitMessage
EndPaint
DrawTextA
GetClientRect
BeginPaint
DestroyWindow
DefWindowProcA
EndDialog
GetSystemMetrics
DrawIcon
AppendMenuA
GetSystemMenu
IsIconic
MessageBoxA
GetWindowLongA
IsWindowEnabled
GetLastActivePopup
GetParent
GetDlgItem
CreateDialogIndirectParamA
IsWindow
SetActiveWindow
GetActiveWindow
GetNextDlgGroupItem
OffsetRect
IntersectRect
SystemParametersInfoA
GetWindowPlacement
GetWindowRect
GetNextDlgTabItem
CheckMenuItem
gdi32
PtVisible
RectVisible
TextOutA
ExtTextOutA
Escape
DPtoLP
GetTextColor
GetBkColor
LPtoDP
CreateSolidBrush
GetWindowExtEx
GetViewportExtEx
GetDeviceCaps
DeleteObject
GetMapMode
IntersectClipRect
ScaleWindowExtEx
SetWindowExtEx
ScaleViewportExtEx
SetViewportExtEx
OffsetViewportOrgEx
SetViewportOrgEx
SetMapMode
SetBkMode
GetStockObject
SelectObject
RestoreDC
SaveDC
DeleteDC
PatBlt
CreateBitmap
GetObjectA
SetBkColor
SetTextColor
GetTextExtentPointA
BitBlt
CreateCompatibleDC
CreateDIBitmap
GetClipBox
comdlg32
GetFileTitleA
winspool.drv
ClosePrinter
DocumentPropertiesA
OpenPrinterA
advapi32
RegCreateKeyExA
RegOpenKeyExA
RegSetValueExA
RegCloseKey
comctl32
ord17
ImageList_Destroy
oledlg
ord8
ole32
OleUninitialize
OleInitialize
CoFreeUnusedLibraries
CoTaskMemAlloc
CoTaskMemFree
CreateILockBytesOnHGlobal
StgCreateDocfileOnILockBytes
StgOpenStorageOnILockBytes
CoGetClassObject
CLSIDFromString
CLSIDFromProgID
CoCreateInstance
OleRun
CoUninitialize
CoInitialize
CoRegisterMessageFilter
CoRevokeClassObject
OleFlushClipboard
OleIsCurrentClipboard
olepro32
ord253
oleaut32
SysFreeString
SysAllocStringByteLen
SysStringByteLen
VariantClear
SysAllocString
VariantInit
VariantChangeType
VariantCopy
SysAllocStringLen
VariantTimeToSystemTime
SysStringLen
GetErrorInfo
Sections
.text Size: 260KB - Virtual size: 256KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 64KB - Virtual size: 60KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.2MB - Virtual size: 1.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ