2024-07-09_49ecf1eb9915796f29af02e2d4f23686_avoslocker_cobalt-strike

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General

Target

2024-07-09_49ecf1eb9915796f29af02e2d4f23686_avoslocker_cobalt-strike
Size

715KB
MD5

49ecf1eb9915796f29af02e2d4f23686
SHA1

5955d26079aeb8e964dea0271a34db2e6d6de699
SHA256

b046762fc948f7fd3514fd55dc28415ab7318c062c3eb11e06ab2d6ec7b86d2c
SHA512

bdf8380e7da64206206bf23a3a98022e6797d180329afe1346db4bb5647b377544743581269e58a37cf1e1bbccd5dc66a5e6d38d63c416a6fa0f121cd8c34898
SSDEEP

12288:byu2zi+jvf9hH4JqWRPelh8t14F4YfDY+o7KO68G2G9Ih40cjs31K6fq+hTR9Py7:muUjXfYZRmlh8t0D+7y8G2G9yL0cMoTC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-09_49ecf1eb9915796f29af02e2d4f23686_avoslocker_cobalt-strike

Files

2024-07-09_49ecf1eb9915796f29af02e2d4f23686_avoslocker_cobalt-strike
.exe windows:6 windows x86 arch:x86

23b9079896617a8a01351c21a6caa337

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

Z:\Ventoy\Vlnk\vs\VentoyVlnk\Release\VentoyVlnk.pdb

Imports

kernel32

ReadFile
GetLogicalDrives
GetFileSizeEx
GetCommandLineW
lstrlenW
WriteFile
DeviceIoControl
LoadLibraryExA
GetUserDefaultUILanguage
CreateMutexA
GetVolumeInformationA
CreateFileW
GetFileAttributesW
GetCurrentDirectoryA
MultiByteToWideChar
GetLastError
CreateFileA
SetDllDirectoryA
CloseHandle
LoadLibraryW
GetCurrentDirectoryW
GetProcAddress
WideCharToMultiByte
lstrcmpW
DecodePointer
SetEndOfFile
ReadConsoleW
HeapReAlloc
HeapSize
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
SetFilePointerEx
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
FreeLibrary
GetModuleHandleW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
GetStdHandle
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
HeapFree
HeapAlloc
GetFileType
GetTimeZoneInformation
CompareStringW
LCMapStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
GetProcessHeap
WriteConsoleW

user32

EndDialog
SetWindowTextW
MessageBoxW
LoadIconW
GetDlgItem
EnableWindow
DialogBoxParamA
SendMessageW

Sections

.text
Size: 94KB - Virtual size: 93KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 572KB - Virtual size: 576KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

23b9079896617a8a01351c21a6caa337

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

Sections

.text Size: 94KB - Virtual size: 93KB

.rdata Size: 32KB - Virtual size: 32KB

.data Size: 3KB - Virtual size: 8KB

.rsrc Size: 12KB - Virtual size: 12KB

.reloc Size: 572KB - Virtual size: 576KB

.text
Size: 94KB - Virtual size: 93KB

.rdata
Size: 32KB - Virtual size: 32KB

.data
Size: 3KB - Virtual size: 8KB

.rsrc
Size: 12KB - Virtual size: 12KB

.reloc
Size: 572KB - Virtual size: 576KB