ammyyadmin | Ammyy[.]exe

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General

Target

Ammyy.exe
Size

748KB
MD5

3b4ed97de29af222837095a7c411b8a1
SHA1

ea003f86db4cf74e4348e7e43e4732597e04db96
SHA256

74656a65e96590a2734384bf89cb9ff677dcedff5f6e937d350b9f46ec52cd0a
SHA512

2e1d1365163b08310e5112063be8ebd0ec1aa8c20a0872eef021978d6eb04a7b3d50af0a6472c246443585e665df2daa1e1a44a166780a8bf01de098a016e572
SSDEEP

12288:3VFUEuNmwvGrw9i0aTGRGicBckyyFRtWY1i3FTsvOVVUg0:XUEUUw9RaTNicBrPFRtJ1iVTsCZ0

Score

10^/10

ammyyadmin

Malware Config

Signatures

AmmyyAdmin payload 1 IoCs

resource	yara_rule
sample	family_ammyyadmin

Ammyyadmin family
ammyyadmin

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Ammyy.exe

Files

Ammyy.exe
.exe windows:4 windows x86 arch:x86

3a8eb283f62eca7206b65c62b7d51bd5

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

ws2_32

WSAGetLastError
send
recv
select
WSAStartup
getpeername
getservbyport
ntohs
gethostbyaddr
gethostbyname
getservbyname
htonl
inet_ntoa
inet_addr
WSAIoctl
connect
accept
htons
bind
listen
socket
__WSAFDIsSet
shutdown
setsockopt
ioctlsocket
WSACleanup
closesocket

gdi32

GetDIBits
CreateCompatibleBitmap
RealizePalette
SelectPalette
CreatePalette
GetSystemPaletteEntries
GdiFlush
CombineRgn
GetRegionData
SetStretchBltMode
CreateDIBitmap
DeleteDC
SelectObject
CreateCompatibleDC
BitBlt
SetBkMode
CreateFontIndirectA
DPtoLP
GetDeviceCaps
CreateFontA
StretchBlt
CreateRectRgn
ExtTextOutA
GetBitmapBits
GetObjectA
CreateDIBSection
SetBitmapBits
CreateRectRgnIndirect
SelectClipRgn
TextOutW
CreatePatternBrush
SetTextAlign
SetBrushOrgEx
ExtTextOutW
SetTextColor
SetBkColor
GetTextExtentPoint32W
CreateSolidBrush
DeleteObject
GetStockObject

user32

FindWindowA
OpenDesktopA
VkKeyScanExA
SendMessageTimeoutA
LoadIconA
IntersectRect
IsWindowVisible
GetIconInfo
GetCursorInfo
EqualRect
OpenInputDesktop
CloseDesktop
GetUserObjectInformationA
LoadKeyboardLayoutA
EmptyClipboard
SetClipboardData
RegisterClassExA
GetDesktopWindow
PeekMessageA
MsgWaitForMultipleObjects
mouse_event
MapVirtualKeyA
LockWorkStation
SetThreadDesktop
keybd_event
SetDlgItemTextA
SetDlgItemInt
GetKeyboardState
ToAsciiEx
DestroyAcceleratorTable
TranslateAcceleratorA
CreateAcceleratorTableA
SetWindowTextA
ReleaseCapture
SetCapture
GetAsyncKeyState
GetThreadDesktop
SystemParametersInfoW
SwitchToThisWindow
SendMessageA
FindWindowW
MessageBoxA
ShowWindow
wsprintfA
RegisterClassExW
DestroyCursor
MessageBeep
wsprintfW
SetCursorPos
GetClipboardOwner
OpenClipboard
GetClipboardData
CloseClipboard
ShowWindowAsync
SetScrollInfo
GetWindow
WindowFromPoint
ReleaseDC
GetDC
DestroyIcon
DrawIconEx
LoadImageA
EnableWindow
SetDlgItemTextW
DestroyWindow
SetWindowPos
SetClassLongW
InsertMenuItemW
ChangeClipboardChain
MapWindowPoints
InsertMenuItemA
EnumWindows
GetClassNameA
GetWindowTextA
KillTimer
GetWindowLongW
PostMessageA
DrawTextW
SetRect
ShowScrollBar
IsIconic
ScrollWindowEx
AdjustWindowRectEx
GetMenuState
GetWindowPlacement
SetWindowPlacement
GetSysColorBrush
AppendMenuW
SetClipboardViewer
SetWindowsHookExA
UnhookWindowsHookEx
DrawTextA
EndDialog
CreateDialogParamW
DialogBoxParamA
CallWindowProcW
CallWindowProcA
DefWindowProcA
IsWindowUnicode
GetSystemMenu
RedrawWindow
InvalidateRect
DrawStateA
DrawEdge
GetClientRect
CreateWindowExA
IsWindow
GetParent
GetWindowLongA
GetForegroundWindow
GetWindowThreadProcessId
AttachThreadInput
SetActiveWindow
SetCursor
SetTimer
PostThreadMessageA
MoveWindow
BeginPaint
EndPaint
GetDlgItemInt
SendDlgItemMessageA
MapDialogRect
SetWindowLongA
ClientToScreen
LoadCursorA
RegisterClassW
CreateWindowExW
SetWindowLongW
UpdateWindow
GetMessageA
IsDialogMessageA
TranslateMessage
DispatchMessageA
ScreenToClient
SetWindowTextW
SetMenu
LoadMenuA
GetMenuItemInfoA
SetMenuItemInfoA
GetSubMenu
SetMenuItemInfoW
GetMenuItemID
EnableMenuItem
GetMenuItemCount
CheckMenuItem
GetKeyState
SetForegroundWindow
SetFocus
GetFocus
PostQuitMessage
DefWindowProcW
CreatePopupMenu
GetCursorPos
TrackPopupMenu
GetSysColor
GetSystemMetrics
GetMenuItemInfoW
DrawMenuBar
AppendMenuA
DestroyMenu
MessageBoxW
GetDlgItem
SendMessageW
GetWindowRect
SystemParametersInfoA

shell32

SHBrowseForFolderW
SHGetPathFromIDListW
ShellExecuteA
SHGetMalloc
ShellExecuteExW
SHGetFolderPathA
SHGetFolderPathW
SHGetFileInfoW
ShellExecuteW
SHGetSpecialFolderPathW
Shell_NotifyIconA

msvcp60

??1Init@ios_base@std@@QAE@XZ
??0_Winit@std@@QAE@XZ
??1_Winit@std@@QAE@XZ
??0Init@ios_base@std@@QAE@XZ

msvcrt

_strnicmp
_strupr
_strlwr
_controlfp
_iob
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_wcsicmp
wcschr
__CxxFrameHandler
strlen
isspace
memchr
_errno
strtol
isdigit
strstr
memcpy
??2@YAPAXI@Z
_purecall
free
memset
malloc
sprintf
printf
fwrite
srand
time
_CxxThrowException
rand
atol
_stricmp
isprint
tolower
strncpy
atoi
abs
wcscpy
strcmp
strcpy
wcslen
memcmp
iswspace
wcsncmp
_wtoi
_ultow
_stat
strchr
_ftol
swprintf
strcat
strtoul
calloc
_rotl
_rotr
fopen
fread
fclose
fseek
ftell
fflush
wcsncpy
wcsrchr
vsprintf
vswprintf
memmove
strrchr
strncmp
mbstowcs
wcscmp
wcsstr
iswdigit
_beginthreadex
_endthreadex
atof
_i64tow
wcscat
realloc
exit
fprintf
sscanf
getenv
floor
fputc
_CIpow
_CIacos
??1type_info@@UAE@XZ
__dllonexit
_onexit
_except_handler3
?terminate@@YAXXZ
_exit
_XcptFilter
_acmdln

secur32

FreeCredentialsHandle
InitializeSecurityContextA
FreeContextBuffer
AcquireCredentialsHandleA
CompleteAuthToken
QuerySecurityPackageInfoA

setupapi

SetupDiEnumDeviceInfo
SetupDiGetClassDevsA
SetupDiClassGuidsFromNameA
SetupDiGetDeviceRegistryPropertyA
SetupDiDestroyDeviceInfoList

iphlpapi

GetAdaptersInfo

advapi32

RegOpenKeyExA
FreeSid
SetFileSecurityW
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
ConvertSidToStringSidA
GetTokenInformation
OpenProcessToken
RegCloseKey
RegQueryValueExA
ImpersonateLoggedOnUser
RevertToSelf
GetUserNameA
StartServiceCtrlDispatcherW
RegisterServiceCtrlHandlerExA
SetServiceStatus
SetTokenInformation
DuplicateTokenEx
CreateProcessAsUserW
QueryServiceStatus
CloseServiceHandle
OpenServiceA
OpenSCManagerA
CreateServiceW
DeleteService
ControlService
StartServiceA
StartServiceW
RegCreateKeyExA
RegQueryValueExW
RegSetValueExW
RegSetValueExA
RegDeleteKeyA
RegDeleteValueW
RegCreateKeyExW
RegEnumKeyExW
RegOpenKeyExW
SetEntriesInAclA
AllocateAndInitializeSid

shlwapi

PathGetDriveNumberA

comdlg32

GetOpenFileNameW
GetSaveFileNameW

userenv

LoadUserProfileA
UnloadUserProfile

comctl32

CreateToolbarEx
ImageList_Create
ImageList_Draw
ImageList_Destroy
ord17
ImageList_GetIconSize
ImageList_ReplaceIcon
ImageList_Add
ImageList_Duplicate
_TrackMouseEvent
CreatePropertySheetPageW
PropertySheetW

wininet

HttpSendRequestA
HttpQueryInfoA
InternetConnectA
InternetSetOptionA
InternetCloseHandle
InternetReadFile
InternetOpenA
HttpOpenRequestA

dsound

ord7
ord6
ord2
ord1

kernel32

SizeofResource
LoadResource
LockResource
GetLocalTime
TryEnterCriticalSection
LeaveCriticalSection
EnterCriticalSection
DeleteCriticalSection
InitializeCriticalSection
SetFileTime
GetFileTime
OpenMutexA
CreateMutexA
ResetEvent
FindResourceExA
OpenEventA
CreateEventA
ExitProcess
SetUnhandledExceptionFilter
GetSystemDirectoryA
CompareFileTime
GetSystemTimeAsFileTime
GetSystemDirectoryW
lstrcatW
LoadLibraryW
QueryPerformanceFrequency
ReadFile
QueryPerformanceCounter
GetExitCodeProcess
BeginUpdateResourceW
EndUpdateResourceW
UpdateResourceA
OpenProcess
CreateToolhelp32Snapshot
Process32First
Process32Next
LoadLibraryA
FreeLibrary
GetFileSize
SetFilePointer
WriteFile
WaitForSingleObject
CreateThread
GetFileAttributesW
GetStartupInfoW
CreateProcessW
lstrcmpiW
lstrcmpW
MulDiv
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetModuleFileNameW
GetComputerNameA
LocalAlloc
GetExitCodeThread
SystemTimeToFileTime
MoveFileW
DeleteFileW
GetTempPathW
CreateFileW
FindFirstFileW
FindClose
CreateFileA
DeviceIoControl
GetUserDefaultUILanguage
GetModuleHandleA
GetProcAddress
GetLocaleInfoA
CreateDirectoryW
SetCurrentDirectoryW
SetProcessShutdownParameters
GetVersionExA
GetCurrentProcess
GetLastError
CloseHandle
LocalFree
GetCurrentThreadId
GetCurrentProcessId
Sleep
GetTickCount
InterlockedIncrement
InterlockedDecrement
lstrlenA
lstrlenW
TerminateProcess
GlobalUnlock
GlobalLock
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFileSizeEx
SetEndOfFile
SetFilePointerEx
GlobalAlloc
GetDriveTypeW
RemoveDirectoryW
FindNextFileW
SetFileAttributesW
GetLogicalDrives
ProcessIdToSessionId
SleepEx
CreateDirectoryA
DeleteFileA
GlobalFree
IsBadReadPtr
lstrcmpA
LocalFileTimeToFileTime
WaitNamedPipeW
lstrcpyA
GetCurrentDirectoryA
FindResourceA
DuplicateHandle
CreateSemaphoreA
SetThreadPriority
TlsSetValue
GetCurrentThread
TlsAlloc
ResumeThread
TlsGetValue
InterlockedExchange
GetStartupInfoA
SetEvent
SetLastError

Sections

.text
Size: 520KB - Virtual size: 519KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 100KB - Virtual size: 97KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 80KB - Virtual size: 107KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 44KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3a8eb283f62eca7206b65c62b7d51bd5

Headers

File Characteristics

Imports

ws2_32

gdi32

user32

shell32

msvcp60

msvcrt

secur32

setupapi

iphlpapi

advapi32

shlwapi

comdlg32

userenv

comctl32

wininet

dsound

kernel32

Sections

.text Size: 520KB - Virtual size: 519KB

.rdata Size: 100KB - Virtual size: 97KB

.data Size: 80KB - Virtual size: 107KB

.rsrc Size: 44KB - Virtual size: 40KB

.text
Size: 520KB - Virtual size: 519KB

.rdata
Size: 100KB - Virtual size: 97KB

.data
Size: 80KB - Virtual size: 107KB

.rsrc
Size: 44KB - Virtual size: 40KB