Static task
static1
Behavioral task
behavioral1
Sample
be2ce5f5a6c45d80e7c6dde39002f9c6e15c8833a7dd3061d512c3f0934fcdcb.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
be2ce5f5a6c45d80e7c6dde39002f9c6e15c8833a7dd3061d512c3f0934fcdcb.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
rgmkcdirw.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
rgmkcdirw.exe
Resource
win10v2004-20231215-en
General
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Target
be2ce5f5a6c45d80e7c6dde39002f9c6e15c8833a7dd3061d512c3f0934fcdcb
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Size
309KB
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MD5
54a6ed07455a700873905966fff3ddc3
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SHA1
fec0400399a34811a3f4d00b6647bfaa4ac82d16
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SHA256
be2ce5f5a6c45d80e7c6dde39002f9c6e15c8833a7dd3061d512c3f0934fcdcb
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SHA512
d66161e5824c9eab12c9c653999de616f913d21dad258ee4f010657c08bf2692ef9e759212e9c36401c50b22cdecc1df4bd17fedac07981afabcd0f3f0f5d949
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SSDEEP
6144:vYa6cwmkIYQMcUEqfcdZdEu3wylA4IfdSth3/qHTWriB/joI1GParh5:vYCSIYQzaOU4GSz/qHTWri1jVGyP
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource be2ce5f5a6c45d80e7c6dde39002f9c6e15c8833a7dd3061d512c3f0934fcdcb unpack001/rgmkcdirw.exe
Files
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be2ce5f5a6c45d80e7c6dde39002f9c6e15c8833a7dd3061d512c3f0934fcdcb.exe windows:4 windows x86 arch:x86
61259b55b8912888e90f516ca08dc514
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
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
RegCreateKeyExW
RegEnumKeyW
RegQueryValueExW
RegSetValueExW
RegCloseKey
RegDeleteValueW
RegDeleteKeyW
AdjustTokenPrivileges
LookupPrivilegeValueW
OpenProcessToken
SetFileSecurityW
RegOpenKeyExW
RegEnumValueW
shell32
SHGetSpecialFolderLocation
SHFileOperationW
SHBrowseForFolderW
SHGetPathFromIDListW
ShellExecuteExW
SHGetFileInfoW
ole32
OleInitialize
OleUninitialize
CoCreateInstance
IIDFromString
CoTaskMemFree
comctl32
ord17
ImageList_Create
ImageList_Destroy
ImageList_AddMasked
user32
GetClientRect
EndPaint
DrawTextW
IsWindowEnabled
DispatchMessageW
wsprintfA
CharNextA
CharPrevW
MessageBoxIndirectW
GetDlgItemTextW
SetDlgItemTextW
GetSystemMetrics
FillRect
AppendMenuW
TrackPopupMenu
OpenClipboard
SetClipboardData
CloseClipboard
IsWindowVisible
CallWindowProcW
GetMessagePos
CheckDlgButton
LoadCursorW
SetCursor
GetSysColor
SetWindowPos
GetWindowLongW
PeekMessageW
SetClassLongW
GetSystemMenu
EnableMenuItem
GetWindowRect
ScreenToClient
EndDialog
RegisterClassW
SystemParametersInfoW
CreateWindowExW
GetClassInfoW
DialogBoxParamW
CharNextW
ExitWindowsEx
DestroyWindow
CreateDialogParamW
SetTimer
SetWindowTextW
PostQuitMessage
SetForegroundWindow
ShowWindow
wsprintfW
SendMessageTimeoutW
FindWindowExW
IsWindow
GetDlgItem
SetWindowLongW
LoadImageW
GetDC
ReleaseDC
EnableWindow
InvalidateRect
SendMessageW
DefWindowProcW
BeginPaint
EmptyClipboard
CreatePopupMenu
gdi32
SetBkMode
SetBkColor
GetDeviceCaps
CreateFontIndirectW
CreateBrushIndirect
DeleteObject
SetTextColor
SelectObject
kernel32
GetExitCodeProcess
WaitForSingleObject
GetModuleHandleA
GetProcAddress
GetSystemDirectoryW
lstrcatW
Sleep
lstrcpyA
WriteFile
GetTempFileNameW
lstrcmpiA
RemoveDirectoryW
CreateProcessW
CreateDirectoryW
GetLastError
CreateThread
GlobalLock
GlobalUnlock
GetDiskFreeSpaceW
WideCharToMultiByte
lstrcpynW
lstrlenW
SetErrorMode
GetVersionExW
GetCommandLineW
GetTempPathW
GetWindowsDirectoryW
SetEnvironmentVariableW
CopyFileW
ExitProcess
GetCurrentProcess
GetModuleFileNameW
GetFileSize
CreateFileW
GetTickCount
MulDiv
SetFileAttributesW
GetFileAttributesW
SetCurrentDirectoryW
MoveFileW
GetFullPathNameW
GetShortPathNameW
SearchPathW
CompareFileTime
SetFileTime
CloseHandle
lstrcmpiW
lstrcmpW
ExpandEnvironmentStringsW
GlobalFree
GlobalAlloc
GetModuleHandleW
LoadLibraryExW
MoveFileExW
FreeLibrary
WritePrivateProfileStringW
GetPrivateProfileStringW
lstrlenA
MultiByteToWideChar
ReadFile
SetFilePointer
FindClose
FindNextFileW
FindFirstFileW
DeleteFileW
Sections
.text Size: 26KB - Virtual size: 25KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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eufsui.gq
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rgmkcdirw.exe.exe windows:6 windows x86 arch:x86
dcd2bc944e2d8742d9b062adf15b0e52
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
FormatMessageW
lstrlenW
CreateFileMappingA
EnumResourceTypesA
FileTimeToSystemTime
GetDateFormatW
MultiByteToWideChar
GetLocaleInfoW
GetConsoleWindow
WriteConsoleW
GetProcessHeap
HeapFree
HeapReAlloc
HeapAlloc
SetFilePointerEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetLastError
LCMapStringW
CompareStringW
GetFileType
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
WideCharToMultiByte
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetStringTypeW
GetCommandLineW
GetCommandLineA
GetModuleHandleExW
GetModuleFileNameW
GetStdHandle
RaiseException
EncodePointer
LoadLibraryExW
GetProcAddress
TlsFree
DecodePointer
FreeLibrary
MapViewOfFile
VirtualAlloc
GetLastError
CloseHandle
WriteFile
CreateFileW
CreateFileA
GetConsoleFontSize
FindFirstFileA
GetVolumeInformationW
Toolhelp32ReadProcessMemory
ExitProcess
HeapSize
TlsSetValue
TlsGetValue
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
RtlUnwind
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
avifil32
AVIFileWriteData
AVIStreamSetFormat
AVIFileGetStream
msacm32
acmDriverAddA
acmFilterEnumW
acmFilterChooseW
acmDriverDetailsW
setupapi
SetupDiOpenDeviceInterfaceRegKey
SetupInstallFileA
SetupDiSetDeviceRegistryPropertyA
SetupDiSetDriverInstallParamsW
SetupQueueDeleteSectionW
user32
ShowWindow
SendMessageW
LoadStringW
SetUserObjectInformationA
GetAncestor
pdh
PdhSelectDataSourceW
PdhEnumObjectItemsW
PdhVbOpenQuery
PdhOpenQuery
Sections
.text Size: 59KB - Virtual size: 58KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 480B
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
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vbulyruqa.a