nircmd-x64[.]zip

Sharing

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General

Target

nircmd-x64.zip
Size

152KB
MD5

612fbab61e06cd0ef1a11690c88dcf6e
SHA1

8c57a4fc25c192322172a09b4db12fa517682d2b
SHA256

a078fdd378b9033e66c0f663764f90004af07bc8a007561abc28212d6ebcd328
SHA512

486609f33061059bfcbaad6e959d9309867dc954f3445efdc559fd9f86bcb3eff04d74cd38e5e66c876d4bc65f0453babd402f3be5c1ba9437b396581ee23c3c
SSDEEP

3072:Ol3CHk7kxbKbJmmCnsAa16XALE89GktzSdfQE9UrsrcPezgALvg4xqOLbvPo:OZCHk7kbKb1AS6XGtzyfQE9XY0rbdqqk

Score

10^/10

Malware Config

Signatures

Nirsoft 2 IoCs

resource	yara_rule
static1/unpack001/nircmd.exe	Nirsoft
static1/unpack001/nircmdc.exe	Nirsoft

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/nircmd.exe
unpack001/nircmdc.exe

Files

nircmd-x64.zip
.zip
NirCmd.chm
.chm
nircmd.exe
.exe windows:4 windows x64

52b115a47ffae378901264c3506742b0

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

winmm

mixerClose
mixerOpen
mciSendStringA
mixerGetLineInfoA
mixerGetControlDetailsA
mixerGetLineControlsA
mixerSetControlDetails
waveOutGetVolume
waveOutGetNumDevs
waveOutGetDevCapsA
waveOutSetVolume

msvcrt

_initterm
__getmainargs
_acmdln
exit
_cexit
_exit
_c_exit
_XcptFilter
__C_specific_handler
_onexit
__dllonexit
__setusermatherr
_strlwr
atof
puts
_mbsicmp
_snprintf
_strnicmp
strtol
atoi
_stricmp
strcmp
_commode
_fmode
__set_app_type
_itoa
strtoul
strchr
strcpy
_memicmp
memcmp
strrchr
wcslen
malloc
wcscpy
free
wcscmp
wcsrchr
_wcsicmp
memcpy
strlen
??3@YAXPEAX@Z
??2@YAPEAX_K@Z
memset
_strcmpi
sprintf
strcat

kernel32

DeleteFileA
WinExec
LocalFileTimeToFileTime
GetStdHandle
CreateProcessA
SetComputerNameA
GetEnvironmentVariableA
DeviceIoControl
WritePrivateProfileStringA
GetCurrentProcess
TerminateProcess
CreateToolhelp32Snapshot
Process32First
Process32Next
GetCurrentThreadId
GetStartupInfoA
Beep
GetSystemTime
SetProcessAffinityMask
ReadProcessMemory
SetConsoleTextAttribute
GetSystemDirectoryA
OutputDebugStringA
WaitForSingleObject
SetPriorityClass
Sleep
OpenProcess
LocalFree
GetWindowsDirectoryA
CopyFileA
GetModuleHandleA
FreeLibrary
GetProcAddress
LoadLibraryA
GlobalAlloc
CloseHandle
GlobalSize
GlobalLock
GlobalUnlock
SystemTimeToFileTime
MultiByteToWideChar
GetFileAttributesA
ReadFile
GetModuleFileNameA
GetTimeFormatA
FindNextFileA
LoadLibraryExA
FormatMessageA
SetFileTime
GetDateFormatA
CreateDirectoryA
GetFileTime
WriteFile
FindFirstFileA
GetLastError
GetVersionExA
CreateFileA
GetFileSize
SetFileAttributesA
WideCharToMultiByte
FindClose
SetFilePointer

user32

GetMessageA
TranslateMessage
TrackPopupMenu
DispatchMessageA
GetWindowTextA
KillTimer
GetParent
FindWindowA
SendInput
ShowWindow
PostQuitMessage
AttachThreadInput
DefWindowProcA
SendMessageTimeoutA
SystemParametersInfoA
GetActiveWindow
GetSystemMetrics
IsWindowVisible
SetTimer
SetWindowPos
DestroyIcon
PostMessageA
ExitWindowsEx
InvalidateRect
SetCursorPos
MessageBeep
GetWindowThreadProcessId
ChangeDisplaySettingsA
SetDlgItemTextA
GetSysColorBrush
ChildWindowFromPoint
DialogBoxParamA
LoadCursorA
SetCursor
EndDialog
SendMessageA
GetDlgItem
SetWindowTextA
MessageBoxA
GetDlgItemTextA
CreateWindowExA
GetWindowTextLengthA
GetClipboardFormatNameA
EmptyClipboard
RegisterClipboardFormatA
SetClipboardData
CloseClipboard
OpenClipboard
GetWindowLongA
SetWindowLongA
ReleaseDC
GetDC
GetClipboardData
SetForegroundWindow
EnableWindow
MapWindowPoints
GetWindowPlacement
GetCursorPos
GetWindowRect
MoveWindow
SetFocus
GetClassNameA
SetWindowPlacement
GetMonitorInfoA
EnumWindows
EnumDisplaySettingsA
GetDesktopWindow
EnumDisplayMonitors
EnumDisplayDevicesA
IsWindowEnabled
EnumChildWindows
RegisterClassA
GetForegroundWindow

gdi32

CreateCompatibleBitmap
DeleteDC
BitBlt
CreateCompatibleDC
GetDeviceCaps
SelectObject
CreateDIBitmap
GetObjectA
SetTextColor
CreateFontIndirectA
SetBkMode
DeleteObject

advapi32

RegQueryInfoKeyA
RegOpenKeyExA
RegCreateKeyExA
RegQueryValueExA
RegSetValueExA
RegCloseKey
RegDeleteKeyA
RegDeleteValueA

shell32

ExtractIconExA
SHFileOperationA
ShellExecuteExA
SHChangeNotify
ShellExecuteA
Shell_NotifyIconA

ole32

OleGetClipboard
ReleaseStgMedium
CoCreateInstance
CoUninitialize
CoInitialize
CoTaskMemAlloc
CoTaskMemFree
PropVariantClear

Sections

.text
Size: 84KB - Virtual size: 84KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
nircmdc.exe
.exe windows:4 windows x64

153029c65b56102ebe43b1e86353b387

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

winmm

mixerOpen
mciSendStringA
mixerGetControlDetailsA
waveOutSetVolume
mixerGetLineControlsA
mixerSetControlDetails
waveOutGetVolume
mixerGetLineInfoA
waveOutGetNumDevs
waveOutGetDevCapsA
mixerClose

msvcrt

_initterm
__getmainargs
__initenv
exit
_cexit
_exit
_c_exit
_XcptFilter
__C_specific_handler
_onexit
__dllonexit
__setusermatherr
_strlwr
atof
puts
_mbsicmp
_snprintf
printf
_strnicmp
strtol
atoi
_stricmp
strcmp
_commode
_fmode
__set_app_type
_itoa
strtoul
strchr
strcpy
_memicmp
memcmp
strrchr
wcslen
malloc
wcscpy
free
wcscmp
wcsrchr
_wcsicmp
memcpy
strlen
??3@YAXPEAX@Z
??2@YAPEAX_K@Z
memset
_strcmpi
sprintf
strcat

kernel32

Beep
DeleteFileA
WinExec
LocalFileTimeToFileTime
GetStdHandle
CreateProcessA
SetComputerNameA
GetEnvironmentVariableA
DeviceIoControl
WritePrivateProfileStringA
GetCurrentProcess
TerminateProcess
CreateToolhelp32Snapshot
Process32First
Process32Next
GetCurrentThreadId
GetSystemTime
SetProcessAffinityMask
ReadProcessMemory
SetConsoleTextAttribute
GetSystemDirectoryA
OutputDebugStringA
WaitForSingleObject
SetPriorityClass
Sleep
OpenProcess
LocalFree
SetFilePointer
FindClose
GetWindowsDirectoryA
CopyFileA
GetModuleHandleA
FreeLibrary
GetProcAddress
LoadLibraryA
GlobalAlloc
CloseHandle
GlobalSize
GlobalLock
GlobalUnlock
SystemTimeToFileTime
MultiByteToWideChar
GetFileAttributesA
ReadFile
GetModuleFileNameA
GetTimeFormatA
FindNextFileA
LoadLibraryExA
FormatMessageA
SetFileTime
GetDateFormatA
CreateDirectoryA
GetFileTime
WriteFile
FindFirstFileA
GetCommandLineA
GetLastError
GetVersionExA
CreateFileA
GetFileSize
SetFileAttributesA
WideCharToMultiByte

user32

EnumChildWindows
RegisterClassA
IsWindowEnabled
TrackPopupMenu
GetMessageA
TranslateMessage
DispatchMessageA
GetWindowTextA
KillTimer
GetParent
FindWindowA
SendInput
AttachThreadInput
ShowWindow
DefWindowProcA
GetForegroundWindow
SendMessageTimeoutA
SystemParametersInfoA
GetActiveWindow
GetSystemMetrics
IsWindowVisible
SetTimer
SetWindowPos
DestroyIcon
PostMessageA
ExitWindowsEx
InvalidateRect
SetCursorPos
MessageBeep
SetDlgItemTextA
DialogBoxParamA
EndDialog
SendMessageA
GetDlgItem
SetWindowTextA
MessageBoxA
GetDlgItemTextA
CreateWindowExA
GetWindowTextLengthA
GetClipboardFormatNameA
EmptyClipboard
RegisterClipboardFormatA
SetClipboardData
CloseClipboard
OpenClipboard
GetWindowLongA
SetWindowLongA
ReleaseDC
GetDC
GetClipboardData
SetForegroundWindow
EnableWindow
MapWindowPoints
GetWindowPlacement
GetCursorPos
GetWindowRect
MoveWindow
SetFocus
GetClassNameA
SetWindowPlacement
GetMonitorInfoA
EnumWindows
EnumDisplaySettingsA
GetDesktopWindow
EnumDisplayMonitors
EnumDisplayDevicesA
ChangeDisplaySettingsA
GetWindowThreadProcessId
PostQuitMessage

gdi32

CreateCompatibleBitmap
DeleteDC
BitBlt
CreateCompatibleDC
GetDeviceCaps
SelectObject
CreateDIBitmap
GetObjectA
DeleteObject

advapi32

RegDeleteValueA
RegQueryInfoKeyA
RegOpenKeyExA
RegCreateKeyExA
RegQueryValueExA
RegSetValueExA
RegCloseKey
RegDeleteKeyA

shell32

ExtractIconExA
SHFileOperationA
ShellExecuteExA
SHChangeNotify
ShellExecuteA
Shell_NotifyIconA

ole32

OleGetClipboard
ReleaseStgMedium
CoCreateInstance
CoUninitialize
CoInitialize
CoTaskMemAlloc
CoTaskMemFree
PropVariantClear

Sections

.text
Size: 83KB - Virtual size: 82KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 23KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

52b115a47ffae378901264c3506742b0

Headers

DLL Characteristics

File Characteristics

Imports

winmm

msvcrt

kernel32

user32

gdi32

advapi32

shell32

ole32

Sections

.text Size: 84KB - Virtual size: 84KB

.rdata Size: 24KB - Virtual size: 23KB

.data Size: 1024B - Virtual size: 3KB

.pdata Size: 3KB - Virtual size: 2KB

.rsrc Size: 3KB - Virtual size: 2KB

153029c65b56102ebe43b1e86353b387

Headers

DLL Characteristics

File Characteristics

Imports

winmm

msvcrt

kernel32

user32

gdi32

advapi32

shell32

ole32

Sections

.text Size: 83KB - Virtual size: 82KB

.rdata Size: 23KB - Virtual size: 23KB

.data Size: 1024B - Virtual size: 3KB

.pdata Size: 3KB - Virtual size: 2KB

.rsrc Size: 3KB - Virtual size: 2KB

.text
Size: 84KB - Virtual size: 84KB

.rdata
Size: 24KB - Virtual size: 23KB

.data
Size: 1024B - Virtual size: 3KB

.pdata
Size: 3KB - Virtual size: 2KB

.rsrc
Size: 3KB - Virtual size: 2KB

.text
Size: 83KB - Virtual size: 82KB

.rdata
Size: 23KB - Virtual size: 23KB

.data
Size: 1024B - Virtual size: 3KB

.pdata
Size: 3KB - Virtual size: 2KB

.rsrc
Size: 3KB - Virtual size: 2KB