Static task
static1
Behavioral task
behavioral1
Sample
dca409fb933dcddaa00eecfcb0fde6e984456de62608d363dbf7f1aec9a04f91N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
dca409fb933dcddaa00eecfcb0fde6e984456de62608d363dbf7f1aec9a04f91N.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$TEMP/GammaMov.exe
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
$TEMP/GammaMov.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Uninstall.exe
Resource
win7-20241010-en
Behavioral task
behavioral6
Sample
Uninstall.exe
Resource
win10v2004-20241007-en
General
-
Target
dca409fb933dcddaa00eecfcb0fde6e984456de62608d363dbf7f1aec9a04f91N
-
Size
105KB
-
MD5
2448536168d548e25a55a9d90e4a29c0
-
SHA1
08a09498bb44b9ea96f2ac16b092ada1d216a14d
-
SHA256
dca409fb933dcddaa00eecfcb0fde6e984456de62608d363dbf7f1aec9a04f91
-
SHA512
2eb4405cf4de3e7691ae6e3065e150264d41a80d88791f83e23bf33128fb1c7dc7b31edc66be13def01c60a2a06d8f1cd0cf6491289af04b477c8b07f354cd8d
-
SSDEEP
3072:WnilMfONuXw6Rdil2Zw7vVe/KEn7jY2ad:wilMmGwsiUsI/bjg
Malware Config
Signatures
-
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource dca409fb933dcddaa00eecfcb0fde6e984456de62608d363dbf7f1aec9a04f91N unpack001/$TEMP/GammaMov.exe unpack001/Uninstall.exe -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_2 static1/unpack001/Uninstall.exe nsis_installer_2
Files
-
dca409fb933dcddaa00eecfcb0fde6e984456de62608d363dbf7f1aec9a04f91N.exe windows:4 windows x86 arch:x86
28a099a911237a28521d8b7ea250f089
Headers
DLL Characteristics
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
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
RegCloseKey
RegCreateKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA
comctl32
ImageList_AddMasked
ImageList_Create
ImageList_Destroy
InitCommonControls
gdi32
CreateBrushIndirect
CreateFontIndirectA
DeleteObject
GetDeviceCaps
SelectObject
SetBkColor
SetBkMode
SetTextColor
kernel32
CloseHandle
CompareFileTime
CopyFileA
CreateDirectoryA
CreateFileA
CreateProcessA
CreateThread
DeleteFileA
ExitProcess
ExpandEnvironmentStringsA
FindClose
FindFirstFileA
FindNextFileA
FreeLibrary
GetCommandLineA
GetCurrentProcess
GetDiskFreeSpaceA
GetExitCodeProcess
GetFileAttributesA
GetFileSize
GetFullPathNameA
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetPrivateProfileStringA
GetProcAddress
GetShortPathNameA
GetSystemDirectoryA
GetTempFileNameA
GetTempPathA
GetTickCount
GetVersion
GetWindowsDirectoryA
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
LoadLibraryA
LoadLibraryExA
MoveFileA
MulDiv
MultiByteToWideChar
ReadFile
RemoveDirectoryA
SearchPathA
SetCurrentDirectoryA
SetErrorMode
SetFileAttributesA
SetFilePointer
SetFileTime
Sleep
WaitForSingleObject
WriteFile
WritePrivateProfileStringA
lstrcatA
lstrcmpA
lstrcmpiA
lstrcpynA
lstrlenA
ole32
CoCreateInstance
CoTaskMemFree
OleInitialize
OleUninitialize
shell32
SHBrowseForFolderA
SHFileOperationA
SHGetFileInfoA
SHGetPathFromIDListA
SHGetSpecialFolderLocation
ShellExecuteA
user32
AppendMenuA
BeginPaint
CallWindowProcA
CharNextA
CharPrevA
CheckDlgButton
CloseClipboard
CreateDialogParamA
CreatePopupMenu
CreateWindowExA
DefWindowProcA
DestroyWindow
DialogBoxParamA
DispatchMessageA
DrawTextA
EmptyClipboard
EnableMenuItem
EnableWindow
EndDialog
EndPaint
ExitWindowsEx
FillRect
FindWindowExA
GetClassInfoA
GetClientRect
GetDC
GetDlgItem
GetDlgItemTextA
GetMessagePos
GetSysColor
GetSystemMenu
GetSystemMetrics
GetWindowLongA
GetWindowRect
InvalidateRect
IsWindow
IsWindowEnabled
IsWindowVisible
LoadBitmapA
LoadCursorA
LoadImageA
MessageBoxIndirectA
OpenClipboard
PeekMessageA
PostQuitMessage
RegisterClassA
ScreenToClient
SendMessageA
SendMessageTimeoutA
SetClassLongA
SetClipboardData
SetCursor
SetDlgItemTextA
SetForegroundWindow
SetTimer
SetWindowLongA
SetWindowPos
SetWindowTextA
ShowWindow
SystemParametersInfoA
TrackPopupMenu
wsprintfA
version
GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA
Sections
.text Size: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 140B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 3.6MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: 1024B - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
$TEMP/GammaMov.exe.exe windows:4 windows x86 arch:x86
ec3ca800ea2dbe98fa9d5845e0082168
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NO_SEH
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
QueryServiceConfig2A
StartServiceW
RegEnumKeyExA
QueryServiceConfigA
ChangeServiceConfigA
LookupAccountSidW
GetUserNameA
CreateServiceA
StartServiceCtrlDispatcherA
LockServiceDatabase
OpenServiceA
CloseServiceHandle
gdi32
MoveToEx
StretchBlt
CreateRectRgnIndirect
SelectPalette
CopyEnhMetaFileW
Pie
SetBrushOrgEx
OffsetWindowOrgEx
Escape
GetWindowOrgEx
kernel32
VirtualProtect
GetFileAttributesW
GlobalUnlock
HeapAlloc
ExitProcess
GetWindowsDirectoryW
VirtualAlloc
GetEnvironmentStringsW
GetTimeFormatA
ExitThread
GetPrivateProfileSectionA
version
GetFileVersionInfoA
GetFileVersionInfoSizeA
GetFileVersionInfoW
VerQueryValueA
msvcrt
_open_osfhandle
strcmp
_endthreadex
_timezone
__set_app_type
_makepath
swscanf
_itow
_wsopen
wcschr
_strnicmp
_access
Sections
.text Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 17KB - Virtual size: 52KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: 15KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
Uninstall.exe.exe windows:4 windows x86 arch:x86
28a099a911237a28521d8b7ea250f089
Headers
DLL Characteristics
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
IMAGE_FILE_DEBUG_STRIPPED
Imports
advapi32
RegCloseKey
RegCreateKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA
comctl32
ImageList_AddMasked
ImageList_Create
ImageList_Destroy
InitCommonControls
gdi32
CreateBrushIndirect
CreateFontIndirectA
DeleteObject
GetDeviceCaps
SelectObject
SetBkColor
SetBkMode
SetTextColor
kernel32
CloseHandle
CompareFileTime
CopyFileA
CreateDirectoryA
CreateFileA
CreateProcessA
CreateThread
DeleteFileA
ExitProcess
ExpandEnvironmentStringsA
FindClose
FindFirstFileA
FindNextFileA
FreeLibrary
GetCommandLineA
GetCurrentProcess
GetDiskFreeSpaceA
GetExitCodeProcess
GetFileAttributesA
GetFileSize
GetFullPathNameA
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetPrivateProfileStringA
GetProcAddress
GetShortPathNameA
GetSystemDirectoryA
GetTempFileNameA
GetTempPathA
GetTickCount
GetVersion
GetWindowsDirectoryA
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
LoadLibraryA
LoadLibraryExA
MoveFileA
MulDiv
MultiByteToWideChar
ReadFile
RemoveDirectoryA
SearchPathA
SetCurrentDirectoryA
SetErrorMode
SetFileAttributesA
SetFilePointer
SetFileTime
Sleep
WaitForSingleObject
WriteFile
WritePrivateProfileStringA
lstrcatA
lstrcmpA
lstrcmpiA
lstrcpynA
lstrlenA
ole32
CoCreateInstance
CoTaskMemFree
OleInitialize
OleUninitialize
shell32
SHBrowseForFolderA
SHFileOperationA
SHGetFileInfoA
SHGetPathFromIDListA
SHGetSpecialFolderLocation
ShellExecuteA
user32
AppendMenuA
BeginPaint
CallWindowProcA
CharNextA
CharPrevA
CheckDlgButton
CloseClipboard
CreateDialogParamA
CreatePopupMenu
CreateWindowExA
DefWindowProcA
DestroyWindow
DialogBoxParamA
DispatchMessageA
DrawTextA
EmptyClipboard
EnableMenuItem
EnableWindow
EndDialog
EndPaint
ExitWindowsEx
FillRect
FindWindowExA
GetClassInfoA
GetClientRect
GetDC
GetDlgItem
GetDlgItemTextA
GetMessagePos
GetSysColor
GetSystemMenu
GetSystemMetrics
GetWindowLongA
GetWindowRect
InvalidateRect
IsWindow
IsWindowEnabled
IsWindowVisible
LoadBitmapA
LoadCursorA
LoadImageA
MessageBoxIndirectA
OpenClipboard
PeekMessageA
PostQuitMessage
RegisterClassA
ScreenToClient
SendMessageA
SendMessageTimeoutA
SetClassLongA
SetClipboardData
SetCursor
SetDlgItemTextA
SetForegroundWindow
SetTimer
SetWindowLongA
SetWindowPos
SetWindowTextA
ShowWindow
SystemParametersInfoA
TrackPopupMenu
wsprintfA
version
GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA
Sections
.text Size: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 140B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 3.6MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: 1024B - Virtual size: 32KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE