Keygen[.]exe | Triage

Resubmissions

15/07/2024, 02:14

240715-cn9cmstbpr 7

15/07/2024, 02:13

240715-cnkpaawcja 7

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General

Target

Keygen.exe
Size

801KB
MD5

880e48250ed5d5a26f9975410371898b
SHA1

e7273896f9ccbbb1b1c542888c91ddd0900b7f6f
SHA256

9f324f79a471433bb36a42c8d3b37849667bfd327e54bbe76c29a5908b50295a
SHA512

76fac9d1e5a5f1ea4436396df1badf4407d772003005cb10baf753f53ca41153431bffa575efb5b35a2fee825d7acffbbab90b097d39227770ce27c4a0107ba7
SSDEEP

24576:scLyxO+7bzOH8OZmZJ0ehalal4jSHecGyEK:sA4XqUZmf+OSLEK

Score

3^/10

Malware Config

Signatures

Unsigned PE 4 IoCs

Checks for missing Authenticode signature.

resource
Keygen.exe
unpack001/$TEMP/BASSMOD.dll
unpack001/$TEMP/R2RFBFKG.dll
unpack001/$TEMP/keygen.exe

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Keygen.exe
.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: 138KB - Virtual size: 138KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
$TEMP/BASSMOD.dll
.dll windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Exports

Exports

BASSMOD_ErrorGetCode
BASSMOD_Free
BASSMOD_GetCPU
BASSMOD_GetDeviceDescription
BASSMOD_GetVersion
BASSMOD_GetVolume
BASSMOD_Init
BASSMOD_MusicDecode
BASSMOD_MusicFree
BASSMOD_MusicGetLength
BASSMOD_MusicGetName
BASSMOD_MusicGetPosition
BASSMOD_MusicGetVolume
BASSMOD_MusicIsActive
BASSMOD_MusicLoad
BASSMOD_MusicPause
BASSMOD_MusicPlay
BASSMOD_MusicPlayEx
BASSMOD_MusicRemoveSync
BASSMOD_MusicSetAmplify
BASSMOD_MusicSetPanSep
BASSMOD_MusicSetPosition
BASSMOD_MusicSetPositionScaler
BASSMOD_MusicSetSync
BASSMOD_MusicSetVolume
BASSMOD_MusicStop
BASSMOD_SetVolume

Sections

Size: 31KB - Virtual size: 68KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
$TEMP/R2RFBFKG.dll
.dll windows:6 windows x86 arch:x86

38b36101ea7c8ad565820cd36e1c15b7

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
GetStdHandle
GetFileType
WriteFile
GetLastError
GetModuleHandleA
GetProcAddress
MultiByteToWideChar
GetTickCount
FreeLibrary
LoadLibraryA
GlobalMemoryStatus
FlushConsoleInputBuffer
InterlockedFlushSList
RtlUnwind
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
RaiseException
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
WideCharToMultiByte
SetConsoleCtrlHandler
ReadFile
GetConsoleMode
GetSystemTimeAsFileTime
ReadConsoleInputA
SetConsoleMode
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetProcessHeap
HeapReAlloc
FlushFileBuffers
GetConsoleCP
ReadConsoleW
SetFilePointerEx
SetStdHandle
GetStringTypeW
CreateFileW
HeapSize
WriteConsoleW
SetEndOfFile
DecodePointer
InitializeSListHead
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
CloseHandle

user32

GetUserObjectInformationW
GetProcessWindowStation
MessageBoxA
wsprintfA

advapi32

DeregisterEventSource
ReportEventA
RegisterEventSourceA

Exports

Exports

GenerateLicense

Sections

.text
Size: 484KB - Virtual size: 484KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 178KB - Virtual size: 178KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 25KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
$TEMP/bgm.it
$TEMP/keygen.exe
.exe windows:4 windows x86 arch:x86

9afd408c16ad749aaf647af5f1acf3a7

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

comctl32

_TrackMouseEvent
ord17

kernel32

MultiByteToWideChar
SetEndOfFile
InterlockedExchange
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
QueryPerformanceCounter
IsBadCodePtr
IsBadReadPtr
GetStringTypeW
GetStringTypeA
GetLocaleInfoA
CreateFileA
FlushFileBuffers
SetStdHandle
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetEnvironmentStrings
FreeEnvironmentStringsA
UnhandledExceptionFilter
VirtualQuery
VirtualProtect
GetCPInfo
GetOEMCP
GetACP
HeapSize
SetUnhandledExceptionFilter
WriteFile
GetFileType
GetStdHandle
SetHandleCount
IsBadWritePtr
VirtualAlloc
VirtualFree
HeapCreate
HeapDestroy
ReadFile
CloseHandle
LCMapStringW
LCMapStringA
SetFilePointer
GetCurrentProcess
TerminateProcess
ExitProcess
GetVersionExA
GetStartupInfoA
GetModuleHandleA
SetCurrentDirectoryA
SetEnvironmentVariableA
CreateDirectoryA
GetLastError
GetFullPathNameA
GetCurrentDirectoryA
GetDriveTypeA
HeapReAlloc
RtlUnwind
RaiseException
HeapFree
GetLocalTime
FindFirstFileA
FindNextFileA
FindClose
DeleteFileA
GetShortPathNameA
GlobalLock
GlobalUnlock
MulDiv
GlobalAlloc
GlobalFree
GetCommandLineA
GetSystemInfo
GlobalMemoryStatus
GetVersion
GetComputerNameA
GetWindowsDirectoryA
GetSystemDirectoryA
WinExec
GetProcAddress
LoadLibraryA
FreeLibrary
WideCharToMultiByte
Sleep
HeapAlloc
GetModuleFileNameA
GetTickCount

user32

MessageBoxA
ShowCursor
ChangeDisplaySettingsA
SetClassLongA
EnumDisplaySettingsA
SetCursorPos
GetCursorPos
GetAsyncKeyState
GetSystemMetrics
SetWindowPos
SetActiveWindow
ShowWindow
ReleaseDC
DestroyWindow
SendMessageA
AdjustWindowRectEx
UnregisterClassA
LoadIconA
LoadCursorA
RegisterClassA
PostQuitMessage
InvalidateRect
DefWindowProcA
BeginPaint
EndPaint
FillRect
TabbedTextOutA
GetSysColor
MoveWindow
GetActiveWindow
GetClassLongA
CreateWindowExA
SetWindowLongA
IsWindowEnabled
EnableWindow
SetFocus
GetFocus
GetWindowLongA
GetClientRect
InflateRect
DrawFocusRect
DrawTextA
PostMessageA
SetWindowTextA
GetDlgItemTextA
GetDlgCtrlID
IsDlgButtonChecked
CallWindowProcA
FindWindowA
MsgWaitForMultipleObjects
PeekMessageA
GetMessageA
TranslateMessage
DispatchMessageA
MapVirtualKeyA
GetWindowRect
GetDC

gdi32

CreateDIBSection
CreateCompatibleDC
Rectangle
DeleteDC
SetStretchBltMode
StretchBlt
Ellipse
MoveToEx
LineTo
SetPixel
GetPixel
GetTextExtentPoint32A
SetDIBColorTable
CreatePalette
CreateSolidBrush
CreatePen
GetTextMetricsA
SelectPalette
RealizePalette
BitBlt
SelectObject
SetBkMode
SetTextColor
GetStockObject
CreateFontIndirectA
DeleteObject
GetDeviceCaps

comdlg32

GetOpenFileNameA
ChooseColorA
GetSaveFileNameA

advapi32

GetUserNameA

shell32

ShellExecuteA
ShellExecuteExA
SHGetSpecialFolderPathA

ole32

CreateStreamOnHGlobal

oleaut32

OleLoadPicture

winmm

sndPlaySoundA
mciSendStringA
timeEndPeriod
timeGetDevCaps
timeGetTime
timeBeginPeriod

Sections

.text
Size: 135KB - Virtual size: 136KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 26KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 4KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Resubmissions

Sharing

General

Malware Config

Signatures

Files

57e98d9a5a72c8d7ad8fb7a6a58b3daf

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 24KB - Virtual size: 24KB

.rdata Size: 5KB - Virtual size: 4KB

.data Size: 1024B - Virtual size: 106KB

.ndata Size: - Virtual size: 32KB

.rsrc Size: 138KB - Virtual size: 138KB

Headers

File Characteristics

Exports

Exports

Sections

Size: 31KB - Virtual size: 68KB

Size: 2KB - Virtual size: 1KB

38b36101ea7c8ad565820cd36e1c15b7

Headers

File Characteristics

Imports

kernel32

user32

advapi32

Exports

Exports

Sections

.text Size: 484KB - Virtual size: 484KB

.rdata Size: 178KB - Virtual size: 178KB

.data Size: 6KB - Virtual size: 16KB

.reloc Size: 25KB - Virtual size: 24KB

9afd408c16ad749aaf647af5f1acf3a7

Headers

File Characteristics

Imports

comctl32

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

oleaut32

winmm

Sections

.text Size: 135KB - Virtual size: 136KB

.rdata Size: 26KB - Virtual size: 28KB

.data Size: 4KB - Virtual size: 16KB

.text
Size: 24KB - Virtual size: 24KB

.rdata
Size: 5KB - Virtual size: 4KB

.data
Size: 1024B - Virtual size: 106KB

.ndata
Size: - Virtual size: 32KB

.rsrc
Size: 138KB - Virtual size: 138KB

.text
Size: 484KB - Virtual size: 484KB

.rdata
Size: 178KB - Virtual size: 178KB

.data
Size: 6KB - Virtual size: 16KB

.reloc
Size: 25KB - Virtual size: 24KB

.text
Size: 135KB - Virtual size: 136KB

.rdata
Size: 26KB - Virtual size: 28KB

.data
Size: 4KB - Virtual size: 16KB