2024-10-10_64329ddc5859e4b4eef105c508cbee30_avoslocker_revil

Sharing

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General

Target

2024-10-10_64329ddc5859e4b4eef105c508cbee30_avoslocker_revil
Size

13.6MB
MD5

64329ddc5859e4b4eef105c508cbee30
SHA1

e2556dd7be0b7d8450893ce7615e453b49f32762
SHA256

7587b3f8286cbc8e596716c6cb76e38c76531ee94a8ed29d157eb5771c3c8fc1
SHA512

8ae5f6514d6cd6d03fc5ed9e2a0cf3cbfc4bbd4693906743adb53f528584db7842482ff4dcfb1bc225ab839114b11ac5292781ccf4883f545f6d342f39210cda
SSDEEP

393216:8FQvj6JGE7Ddo36uR8V6ttPjG/K61CPwDvt3uFRCbJFdEVB3:qQWJLX6ttPjGv

Score

3^/10

Malware Config

Signatures

Embeds OpenSSL 1 IoCs

Embeds OpenSSL, may be used to circumvent TLS interception.

resource	yara_rule
sample	embeds_openssl

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-10-10_64329ddc5859e4b4eef105c508cbee30_avoslocker_revil

Files

2024-10-10_64329ddc5859e4b4eef105c508cbee30_avoslocker_revil
.exe windows:6 windows x86 arch:x86

a3e92b42cbe458a324295a828782c00c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

mpr

WNetGetConnectionW
WNetAddConnection2W
WNetCancelConnection2W

winspool.drv

DocumentPropertiesW
ClosePrinter
OpenPrinterW
GetDefaultPrinterW
EnumPrintersW

comctl32

ImageList_GetImageInfo
FlatSB_SetScrollInfo
ImageList_DragMove
ImageList_Destroy
_TrackMouseEvent
ImageList_DragShowNolock
ImageList_Add
FlatSB_SetScrollProp
ImageList_GetDragImage
ImageList_Create
ImageList_EndDrag
ImageList_DrawEx
ImageList_SetImageCount
FlatSB_GetScrollPos
FlatSB_SetScrollPos
InitializeFlatSB
ImageList_Copy
FlatSB_GetScrollInfo
ImageList_Write
ImageList_DrawIndirect
ImageList_SetBkColor
ImageList_GetBkColor
ImageList_BeginDrag
ImageList_GetIcon
ImageList_Replace
ImageList_GetImageCount
ImageList_DragEnter
ImageList_GetIconSize
ImageList_SetIconSize
ImageList_Read
ImageList_DragLeave
ImageList_LoadImageW
ImageList_Draw
ImageList_Remove
ImageList_ReplaceIcon
ImageList_SetOverlayImage

shell32

SHGetMalloc
SHGetSpecialFolderLocation
Shell_NotifyIconW
SHAppBarMessage
SHGetPathFromIDListW
ShellExecuteExW

user32

CopyImage
CreateWindowExW
GetMenuItemInfoW
SetMenuItemInfoW
DefFrameProcW
GetDCEx
GetMessageW
PeekMessageW
MonitorFromWindow
GetDlgCtrlID
GetUpdateRect
SetTimer
WindowFromPoint
BeginPaint
RegisterClipboardFormatW
FrameRect
MapVirtualKeyW
OffsetRect
IsWindowUnicode
RegisterWindowMessageW
FillRect
GetMenuStringW
DispatchMessageW
CreateAcceleratorTableW
SendMessageA
DefMDIChildProcW
EnumWindows
GetClassInfoW
ShowOwnedPopups
GetSystemMenu
GetScrollRange
GetScrollPos
SetScrollPos
GetActiveWindow
SetActiveWindow
DrawEdge
GetKeyboardLayoutList
LoadBitmapW
DrawFocusRect
EnumChildWindows
ReleaseCapture
UnhookWindowsHookEx
LoadCursorW
GetCapture
SetCapture
CreatePopupMenu
ScrollWindow
ShowCaret
GetMenuItemID
GetLastActivePopup
CharLowerBuffW
GetSystemMetrics
SetWindowLongW
PostMessageW
DrawMenuBar
SetParent
IsZoomed
CharUpperBuffW
GetClientRect
IsChild
ClientToScreen
GetClipboardData
SetClipboardData
SetWindowPlacement
IsIconic
CallNextHookEx
GetMonitorInfoW
ShowWindow
CheckMenuItem
CharUpperW
DefWindowProcW
GetForegroundWindow
SetForegroundWindow
GetWindowTextW
EnableWindow
DestroyWindow
IsDialogMessageW
EndMenu
RegisterClassW
CharNextW
GetWindowThreadProcessId
RedrawWindow
GetDC
GetFocus
SetFocus
EndPaint
ReleaseDC
MsgWaitForMultipleObjectsEx
LoadKeyboardLayoutW
GetClassLongW
ActivateKeyboardLayout
GetParent
DrawTextW
SetScrollRange
MonitorFromRect
InsertMenuItemW
PeekMessageA
GetPropW
SetClassLongW
MessageBoxW
MessageBeep
SetPropW
InSendMessage
RemovePropW
UpdateWindow
GetSubMenu
MsgWaitForMultipleObjects
DestroyMenu
DestroyIcon
SetWindowsHookExW
EmptyClipboard
IsWindowVisible
DispatchMessageA
UnregisterClassW
GetTopWindow
SendMessageW
AdjustWindowRectEx
DrawIcon
IsWindow
EnumThreadWindows
InvalidateRect
GetKeyboardState
DrawFrameControl
ScreenToClient
SetCursor
CreateIcon
CreateMenu
LoadStringW
CharLowerW
SetWindowPos
SetWindowRgn
GetMenuItemCount
RemoveMenu
GetSysColorBrush
GetKeyboardLayoutNameW
GetWindowDC
TranslateMessage
OpenClipboard
DrawTextExW
MapWindowPoints
EnumDisplayMonitors
CallWindowProcW
CloseClipboard
DestroyCursor
GetScrollInfo
SetWindowTextW
GetMessageExtraInfo
EnableScrollBar
GetSysColor
TrackPopupMenu
CharUpperBuffA
CopyIcon
DrawIconEx
PostQuitMessage
GetClassNameW
ShowScrollBar
EnableMenuItem
GetIconInfo
GetMessagePos
SetScrollInfo
GetKeyNameTextW
GetDesktopWindow
GetCursorPos
SetCursorPos
HideCaret
GetMenu
GetMenuState
SetMenu
SetRect
GetKeyState
FindWindowExW
MonitorFromPoint
ValidateRect
SystemParametersInfoW
LoadIconW
GetCursor
GetWindow
GetWindowLongW
GetWindowRect
InsertMenuW
KillTimer
WaitMessage
IsWindowEnabled
IsDialogMessageA
TranslateMDISysAccel
GetWindowPlacement
CreateIconIndirect
FindWindowW
DeleteMenu
GetKeyboardLayout

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

oleaut32

SafeArrayPutElement
GetErrorInfo
VariantInit
VariantClear
SysFreeString
SafeArrayAccessData
SysReAllocStringLen
SafeArrayCreate
SafeArrayGetElement
SysAllocStringLen
SafeArrayUnaccessData
SafeArrayPtrOfIndex
VariantCopy
SafeArrayGetUBound
SafeArrayGetLBound
VariantCopyInd
VariantChangeType

advapi32

RegSetValueExW
RegConnectRegistryW
RegEnumKeyExW
RegLoadKeyW
GetUserNameW
RegDeleteKeyW
RegOpenKeyExW
RegQueryInfoKeyW
RegUnLoadKeyW
RegSaveKeyW
RegDeleteValueW
RegReplaceKeyW
RegFlushKey
RegEnumValueW
RegQueryValueExW
InitializeSecurityDescriptor
RegCloseKey
RegCreateKeyExW
SetSecurityDescriptorDacl
RegRestoreKeyW

msvcrt

qsort
isupper
isalpha
isalnum
toupper
memchr
memcmp
memcpy
memset
isprint
isspace
iscntrl
isxdigit
ispunct
isgraph
tolower
islower

winhttp

WinHttpGetIEProxyConfigForCurrentUser
WinHttpSetTimeouts
WinHttpSetStatusCallback
WinHttpConnect
WinHttpReceiveResponse
WinHttpQueryAuthSchemes
WinHttpGetProxyForUrl
WinHttpReadData
WinHttpCloseHandle
WinHttpQueryHeaders
WinHttpOpenRequest
WinHttpAddRequestHeaders
WinHttpOpen
WinHttpWriteData
WinHttpSetCredentials
WinHttpQueryDataAvailable
WinHttpSetOption
WinHttpSendRequest
WinHttpQueryOption

cryptui

CryptUIDlgViewCertificateW

kernel32

SetFileAttributesW
GetFileType
SetFileTime
FlushViewOfFile
QueryDosDeviceW
GetACP
GetExitCodeProcess
CloseHandle
LocalFree
GetCurrentProcessId
SizeofResource
UnlockFile
TerminateThread
QueryPerformanceFrequency
IsDebuggerPresent
FindNextFileW
FlushInstructionCache
GetFullPathNameW
VirtualFree
GetProcessHeap
ExitProcess
HeapAlloc
GetFileAttributesA
GetCPInfoExW
GetSystemTime
WriteProcessMemory
RtlUnwind
GetCPInfo
GetTempPathA
EnumSystemLocalesW
GetStdHandle
GetTimeZoneInformation
DisconnectNamedPipe
FileTimeToLocalFileTime
SystemTimeToTzSpecificLocalTime
GetModuleHandleW
FreeLibrary
TryEnterCriticalSection
HeapDestroy
FileTimeToDosDateTime
ReadFile
DosDateTimeToFileTime
GetDiskFreeSpaceA
CreateProcessW
HeapSize
GetLastError
GetModuleFileNameW
SetLastError
GlobalAlloc
GlobalUnlock
FindResourceW
LockFileEx
CreateThread
CompareStringW
CopyFileW
HeapValidate
MapViewOfFile
CreateMutexW
LoadLibraryA
AreFileApisANSI
GetVolumeInformationW
ResetEvent
MulDiv
CreateFileA
FreeResource
GetDriveTypeW
GetVersion
DeleteFileA
RaiseException
MoveFileW
GlobalAddAtomW
GetSystemTimeAsFileTime
FormatMessageW
SwitchToThread
GetExitCodeThread
OutputDebugStringW
GetCurrentThread
GetLogicalDrives
LocalFileTimeToFileTime
GetFileAttributesExW
HeapReAlloc
IsBadReadPtr
LockResource
LoadLibraryExW
CancelIo
FileTimeToSystemTime
GetCurrentThreadId
UnhandledExceptionFilter
PeekNamedPipe
GlobalFindAtomW
VirtualQuery
GlobalFree
VirtualQueryEx
Sleep
EnterCriticalSection
SetFilePointer
ReleaseMutex
FlushFileBuffers
LoadResource
SuspendThread
GetTickCount
HeapCompact
WaitForMultipleObjects
GetFullPathNameA
GetTempFileNameW
GetFileSize
GlobalDeleteAtom
GetStartupInfoW
GetFileAttributesW
InitializeCriticalSection
GetThreadPriority
GetCurrentProcess
GlobalLock
SetThreadPriority
VirtualAlloc
GetTempPathW
GetCommandLineW
GetSystemInfo
LeaveCriticalSection
GetProcAddress
ResumeThread
GetLogicalDriveStringsW
GetVersionExW
VerifyVersionInfoW
HeapCreate
UnlockFileEx
LCMapStringW
GetDiskFreeSpaceW
VerSetConditionMask
FindFirstFileW
GetUserDefaultUILanguage
LockFile
GetConsoleOutputCP
UnmapViewOfFile
GetConsoleCP
lstrlenW
CompareStringA
QueryPerformanceCounter
SetEndOfFile
CopyFileExW
WaitForSingleObjectEx
HeapFree
WideCharToMultiByte
FindClose
MultiByteToWideChar
CreateMutexA
LoadLibraryW
SetEvent
GetLocaleInfoW
CreateFileW
SystemTimeToFileTime
EnumResourceNamesW
DeleteFileW
FormatMessageA
ConnectNamedPipe
GetEnvironmentVariableW
GetLocalTime
WaitForSingleObject
OutputDebugStringA
WriteFile
CreateFileMappingW
CreateNamedPipeW
ExitThread
DeleteCriticalSection
GetDateFormatW
TlsGetValue
SetErrorMode
GetComputerNameW
TzSpecificLocalTimeToSystemTime
IsValidLocale
TlsSetValue
CreateDirectoryW
GetOverlappedResult
GetSystemDefaultUILanguage
EnumCalendarInfoW
GetConsoleScreenBufferInfo
GetProcessId
LocalAlloc
RemoveDirectoryW
CreateEventW
WaitForMultipleObjectsEx
GetThreadLocale
SetThreadLocale

crypt32

CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertCreateCertificateContext
CertAddCertificateContextToStore
CertFindCertificateInStore
CertFreeCertificateContext
CertOpenStore
CertCloseStore
CertOpenSystemStoreW
CertFreeCertificateChain

wsock32

accept
htons
ntohs
getsockopt
setsockopt
select
WSAStartup
__WSAFDIsSet
WSACleanup
getsockname
listen
gethostbyname
bind
closesocket
inet_ntoa
socket
recv
ioctlsocket
WSAGetLastError
connect
shutdown
inet_addr
send

ole32

IsEqualGUID
OleInitialize
OleUninitialize
CoInitialize
CoCreateInstance
CoUninitialize
CoTaskMemFree
CoTaskMemAlloc

gdi32

Pie
SetBkMode
CreateCompatibleBitmap
GetEnhMetaFileHeader
RectVisible
AngleArc
ResizePalette
SetAbortProc
SetTextColor
StretchBlt
RoundRect
SelectClipRgn
RestoreDC
SetRectRgn
GetTextMetricsW
GetWindowOrgEx
CreatePalette
PolyBezierTo
CreateICW
CreateDCW
GetStockObject
CreateSolidBrush
Polygon
MoveToEx
PlayEnhMetaFile
Ellipse
StartPage
GetBitmapBits
StartDocW
AbortDoc
GetSystemPaletteEntries
GetEnhMetaFileBits
GetEnhMetaFilePaletteEntries
CreatePenIndirect
CreateFontIndirectW
PolyBezier
EndDoc
GetObjectW
GetWinMetaFileBits
SetROP2
GetEnhMetaFileDescriptionW
ArcTo
Arc
SelectPalette
ExcludeClipRect
MaskBlt
SetWindowOrgEx
EndPage
DeleteEnhMetaFile
Chord
SetDIBits
SetViewportOrgEx
CreateRectRgn
RealizePalette
SetDIBColorTable
GetDIBColorTable
CreateBrushIndirect
PatBlt
SetEnhMetaFileBits
Rectangle
SaveDC
DeleteDC
FrameRgn
BitBlt
GetDeviceCaps
GetTextExtentPoint32W
GetClipBox
IntersectClipRect
Polyline
CreateBitmap
SetWinMetaFileBits
GetStretchBltMode
CreateDIBitmap
SetStretchBltMode
GetDIBits
CreateDIBSection
LineTo
GetRgnBox
EnumFontsW
CreateHalftonePalette
SelectObject
DeleteObject
ExtFloodFill
UnrealizeObject
CopyEnhMetaFileW
SetBkColor
CreateCompatibleDC
GetBrushOrgEx
GetCurrentPositionEx
GetNearestPaletteIndex
GetTextExtentPointW
ExtTextOutW
SetBrushOrgEx
GetPixel
GdiFlush
SetPixel
EnumFontFamiliesExW
StretchDIBits
GetPaletteEntries

Exports

Exports

__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 7.1MB - Virtual size: 7.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 27KB - Virtual size: 26KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 361KB - Virtual size: 360KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 32KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 17KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 117B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 96B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 532KB - Virtual size: 531KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 5.6MB - Virtual size: 5.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a3e92b42cbe458a324295a828782c00c

Headers

DLL Characteristics

File Characteristics

Imports

mpr

winspool.drv

comctl32

shell32

user32

version

oleaut32

advapi32

msvcrt

winhttp

cryptui

kernel32

crypt32

wsock32

ole32

gdi32

Exports

Exports

Sections

.text Size: 7.1MB - Virtual size: 7.1MB

.itext Size: 27KB - Virtual size: 26KB

.data Size: 361KB - Virtual size: 360KB

.bss Size: - Virtual size: 32KB

.idata Size: 17KB - Virtual size: 16KB

.didata Size: 4KB - Virtual size: 3KB

.edata Size: 512B - Virtual size: 117B

.tls Size: - Virtual size: 96B

.rdata Size: 512B - Virtual size: 93B

.reloc Size: 532KB - Virtual size: 531KB

.rsrc Size: 5.6MB - Virtual size: 5.6MB

.text
Size: 7.1MB - Virtual size: 7.1MB

.itext
Size: 27KB - Virtual size: 26KB

.data
Size: 361KB - Virtual size: 360KB

.bss
Size: - Virtual size: 32KB

.idata
Size: 17KB - Virtual size: 16KB

.didata
Size: 4KB - Virtual size: 3KB

.edata
Size: 512B - Virtual size: 117B

.tls
Size: - Virtual size: 96B

.rdata
Size: 512B - Virtual size: 93B

.reloc
Size: 532KB - Virtual size: 531KB

.rsrc
Size: 5.6MB - Virtual size: 5.6MB