O:\webex-windows-plugin\output\i386\bin\Release\webex.pdb
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-12_72af6c987ce1beb2598c2b6bbb244d02_avoslocker_cobalt-strike.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-12_72af6c987ce1beb2598c2b6bbb244d02_avoslocker_cobalt-strike.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_72af6c987ce1beb2598c2b6bbb244d02_avoslocker_cobalt-strike
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Size
472KB
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MD5
72af6c987ce1beb2598c2b6bbb244d02
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SHA1
c9ccb1a73780df1dea9c3a2d389997d1265db4f5
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SHA256
e4b2a66ec35483bcbcda68111c0e4313043c4f6010c83f0036bda2377e3a9146
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SHA512
818ccc4c957ab9ff813621d68d3fe5dd6272e8757feddfa8c27ff7bfeab599465c33020967c9ba39e6dcd52cf3a3d6168be79e35c175051e2cd4bb6680b0d588
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SSDEEP
12288:d1vKpgoIWgqAyymyzIunr1a8Fp/iKMsDAoauf:zvKCoBlymSDakyspaa
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-12_72af6c987ce1beb2598c2b6bbb244d02_avoslocker_cobalt-strike
Files
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2024-06-12_72af6c987ce1beb2598c2b6bbb244d02_avoslocker_cobalt-strike.exe windows:6 windows x86 arch:x86
acac4f024915fbce13bcbe214016f740
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
kernel32
GetUserGeoID
GetUserDefaultLCID
SetThreadUILanguage
GetThreadUILanguage
DecodePointer
RaiseException
InitializeCriticalSectionEx
lstrlenW
MultiByteToWideChar
WideCharToMultiByte
MapViewOfFile
UnmapViewOfFile
CreateFileMappingA
SetLastError
LocalFree
FormatMessageW
WaitForSingleObject
Sleep
CreateThread
TerminateThread
GetFileSize
ReadFile
SetFilePointer
GetVersionExW
FreeLibrary
GetProcAddress
LoadLibraryW
lstrcpynW
GetSystemDefaultLangID
CreateProcessA
GetNativeSystemInfo
SetEvent
CreateEventW
OpenEventW
LCIDToLocaleName
GetLocaleInfoEx
GetCurrentProcess
CreateProcessW
IsProcessInJob
FindResourceExW
FreeResource
LoadResource
LockResource
CreateFileW
GetConsoleMode
GetGeoInfoA
SetFilePointerEx
GetLocalTime
SetStdHandle
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
HeapReAlloc
GetFileType
HeapAlloc
HeapFree
GetStdHandle
GetModuleFileNameW
GetModuleHandleExW
ExitProcess
GetFileAttributesExW
QueryPerformanceFrequency
LoadLibraryExW
RtlUnwind
OutputDebugStringW
WriteConsoleW
InitializeSListHead
QueryPerformanceCounter
GetStartupInfoW
IsDebuggerPresent
WaitForSingleObjectEx
ResetEvent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetStringTypeW
LCMapStringW
GetModuleHandleW
GetModuleFileNameA
GetSystemTimeAsFileTime
CreateMutexW
GetLastError
GetTempFileNameA
GetConsoleOutputCP
GetCommandLineA
TlsFree
TlsSetValue
TlsGetValue
GetCurrentThreadId
GetCurrentProcessId
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
CloseHandle
GetTempPathA
WriteFile
FlushFileBuffers
CreateFileA
HeapSize
SetDefaultDllDirectories
GetSystemInfo
VirtualProtect
VirtualQuery
LoadLibraryExA
EncodePointer
GetCPInfo
InitializeCriticalSectionAndSpinCount
TlsAlloc
user32
LoadImageW
GetClientRect
GetWindowTextW
DrawTextW
DialogBoxParamW
ChangeWindowMessageFilterEx
LoadIconW
LoadCursorW
GetWindowThreadProcessId
SetWindowLongW
GetWindowLongW
SetCursor
GetWindowRect
SetWindowTextW
SetWindowTextA
SetPropW
SetPropA
SetForegroundWindow
GetForegroundWindow
SetActiveWindow
UpdateWindow
KillTimer
SetTimer
SetFocus
DefDlgProcW
GetDlgItem
CreateDialogParamW
BringWindowToTop
IsWindowVisible
SetWindowPos
ShowWindow
DestroyWindow
CreateWindowExW
RegisterClassW
AttachThreadInput
SendMessageW
FindWindowExA
GetDesktopWindow
WaitForInputIdle
GetMonitorInfoW
MonitorFromPoint
GetCursorPos
ReleaseDC
GetDC
PostQuitMessage
PostMessageW
LoadStringW
DispatchMessageW
TranslateMessage
GetMessageW
MessageBoxExW
gdi32
SelectObject
GetTextExtentPoint32W
GetStockObject
DeleteObject
GetDeviceCaps
CreateFontIndirectW
SetTextColor
shell32
SHGetFolderPathA
ShellExecuteW
advapi32
CryptDestroyHash
CryptReleaseContext
RegQueryValueExW
RegOpenKeyExW
RegCloseKey
ConvertStringSecurityDescriptorToSecurityDescriptorW
CryptAcquireContextW
CryptHashData
CryptCreateHash
CryptGetHashParam
comctl32
InitCommonControlsEx
Sections
.text Size: 184KB - Virtual size: 183KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 73KB - Virtual size: 73KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.didat Size: 512B - Virtual size: 76B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: 512B - Virtual size: 9B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 191KB - Virtual size: 191KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ