d:\data\development\nsis clr loader\nsis clr loader\nsis clr loader project\bin\release\NSIS CLR Loader.pdb
Overview
overview
10Static
static
389229fa158...ad.exe
windows7-x64
1089229fa158...ad.exe
windows10-2004-x64
10$PLUGINSDIR/CLR.dll
windows7-x64
1$PLUGINSDIR/CLR.dll
windows10-2004-x64
1$PLUGINSDI...AO.dll
windows7-x64
1$PLUGINSDI...AO.dll
windows10-2004-x64
1$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3Static task
static1
Behavioral task
behavioral1
Sample
89229fa158499ec4fc5b4ee346eb65ad.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
89229fa158499ec4fc5b4ee346eb65ad.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/CLR.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/CLR.dll
Resource
win10v2004-20231222-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/G1KPk63VheF5yFAO.dll
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/G1KPk63VheF5yFAO.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win7-20231129-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20231215-en
General
-
Target
89229fa158499ec4fc5b4ee346eb65ad
-
Size
519KB
-
MD5
89229fa158499ec4fc5b4ee346eb65ad
-
SHA1
011f2248d2631847e7cec584a341fb1c8ff7dfc1
-
SHA256
beab48f1fb0764b4ecabf025789dcce158b3b14cbc2354b0319d877bc3a4d015
-
SHA512
c38f26f0140036cdf5cacdae5dcc60babd151889f83d7e4bfaf2964b03e66377972c6229912f715829accb84143230faf2378e82bf72084f6d11083948438b37
-
SSDEEP
12288:5QAVw6P3FjscEQqSWYXeHd1ZdX7UJHepwWn9KFq:5QAVw6lLEkWYXeHd1r7UIpwWn9Mq
Malware Config
Signatures
-
Unsigned PE 4 IoCs
Checks for missing Authenticode signature.
resource 89229fa158499ec4fc5b4ee346eb65ad unpack001/$PLUGINSDIR/CLR.dll unpack001/$PLUGINSDIR/G1KPk63VheF5yFAO.dll unpack001/$PLUGINSDIR/System.dll -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
-
89229fa158499ec4fc5b4ee346eb65ad.exe windows:4 windows x86 arch:x86
57e98d9a5a72c8d7ad8fb7a6a58b3daf
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
kernel32
SetEnvironmentVariableA
CreateFileA
GetFileSize
GetModuleFileNameA
ReadFile
GetCurrentProcess
CopyFileA
Sleep
GetTickCount
GetWindowsDirectoryA
GetTempPathA
GetCommandLineA
lstrlenA
GetVersion
SetErrorMode
lstrcpynA
ExitProcess
SetCurrentDirectoryA
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
CompareFileTime
SetFileAttributesA
GetFileAttributesA
GetShortPathNameA
MoveFileA
GetFullPathNameA
SetFileTime
SearchPathA
CloseHandle
lstrcmpiA
GlobalUnlock
GetDiskFreeSpaceA
lstrcmpA
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
GetPrivateProfileStringA
FindClose
MultiByteToWideChar
FreeLibrary
MulDiv
WritePrivateProfileStringA
LoadLibraryExA
GetModuleHandleA
GlobalAlloc
GlobalFree
ExpandEnvironmentStringsA
user32
ScreenToClient
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
PostQuitMessage
GetWindowRect
EnableMenuItem
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndDialog
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
GetDC
CreateDialogParamA
SetTimer
GetDlgItem
SetWindowLongA
SetForegroundWindow
LoadImageA
IsWindow
SendMessageTimeoutA
FindWindowExA
OpenClipboard
TrackPopupMenu
AppendMenuA
EndPaint
DestroyWindow
wsprintfA
ShowWindow
SetWindowTextA
gdi32
SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
ShellExecuteExA
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA
advapi32
AdjustTokenPrivileges
RegCreateKeyExA
RegOpenKeyExA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
RegEnumValueA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 24KB - Virtual size: 24KB
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: 1024B - Virtual size: 106KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 26KB - Virtual size: 25KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
$EXEDIR/$1$2.xml
-
$PLUGINSDIR/2dhgbaor.p0g.png
-
$PLUGINSDIR/55Pz6wL3.txt
-
$PLUGINSDIR/CLR.dll.dll windows:4 windows x86 arch:x86
87a71102c130c1a5bb9e264804d9972f
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
PDB Paths
Imports
msvcr80
_adjust_fdiv
_amsg_exit
_initterm_e
_initterm
_decode_pointer
_encoded_null
free
_malloc_crt
?what@exception@std@@UBEPBDXZ
__CppXcptFilter
?terminate@@YAXXZ
?_type_info_dtor_internal_method@type_info@@QAEXXZ
__clean_type_info_names_internal
_unlock
__dllonexit
_crt_debugger_hook
_except_handler4_common
_onexit
??_V@YAXPAX@Z
__CxxExceptionFilter
??2@YAPAXI@Z
_invalid_parameter_noinfo
__CxxUnregisterExceptionObject
__CxxRegisterExceptionObject
atoi
__CxxDetectRethrow
_CxxThrowException
__CxxQueryExceptionSize
??1exception@std@@UAE@XZ
??0exception@std@@QAE@XZ
??0exception@std@@QAE@ABQBD@Z
_cexit
__FrameUnwindFilter
_encode_pointer
??3@YAXPAX@Z
??0exception@std@@QAE@ABV01@@Z
_lock
kernel32
UnhandledExceptionFilter
GlobalFree
lstrcpynA
lstrcpyA
IsDebuggerPresent
SetUnhandledExceptionFilter
GlobalAlloc
GetCurrentProcess
TerminateProcess
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
QueryPerformanceCounter
DisableThreadLibraryCalls
InterlockedCompareExchange
Sleep
InterlockedExchange
msvcp80
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@PBD@Z
??0?$allocator@D@std@@QAE@ABV01@@Z
?swap@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEXAAV12@@Z
??0?$allocator@_W@std@@QAE@ABV01@@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@XZ
?c_str@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV01@@Z
??1?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@XZ
?clear@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEXXZ
??4?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
msvcm80
?RegisterModuleUninitializer@<CrtImplementationDetails>@@YAXP$AAVEventHandler@System@@@Z
?ThrowModuleLoadException@<CrtImplementationDetails>@@YAXP$AAVString@System@@@Z
?ThrowNestedModuleLoadException@<CrtImplementationDetails>@@YAXP$AAVException@System@@0@Z
?DoCallBackInDefaultDomain@<CrtImplementationDetails>@@YAXP6GJPAX@Z0@Z
?ThrowModuleLoadException@<CrtImplementationDetails>@@YAXP$AAVString@System@@P$AAVException@3@@Z
?DoDllLanguageSupportValidation@<CrtImplementationDetails>@@YAXXZ
mscoree
_CorDllMain
Exports
Exports
Call
Destroy
Sections
.text Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 69KB - Virtual size: 69KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 512B - Virtual size: 428B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
$PLUGINSDIR/G1KPk63VheF5yFAO.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 144KB - Virtual size: 143KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 1016B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
$PLUGINSDIR/Icon Bonjour 01.png.png
-
$PLUGINSDIR/System.dll.dll windows:4 windows x86 arch:x86
8c8a576201f68de1a3f26fc723b9f30f
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
MultiByteToWideChar
GlobalFree
GlobalSize
lstrcpynA
lstrcpyA
GetProcAddress
VirtualFree
FreeLibrary
lstrlenA
LoadLibraryA
GetModuleHandleA
GlobalAlloc
WideCharToMultiByte
VirtualAlloc
VirtualProtect
GetLastError
user32
wsprintfA
ole32
StringFromGUID2
CLSIDFromString
Exports
Exports
Alloc
Call
Copy
Free
Get
Int64Op
Store
StrAlloc
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1024B - Virtual size: 851B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 104B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 1024B - Virtual size: 606B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
$PLUGINSDIR/freedom.mp3
-
$PLUGINSDIR/oqh0q4uy.ghx.png