2024-07-03_54425c04a1336910cbb78ebc04349521_avoslocker_cobalt-strike

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General

Target

2024-07-03_54425c04a1336910cbb78ebc04349521_avoslocker_cobalt-strike
Size

295KB
MD5

54425c04a1336910cbb78ebc04349521
SHA1

d70ea6c9a63a5c2979a32715627b4becb10dbce8
SHA256

dbb504f5f73a317844d3a17456666dbeb0e68cba293475c51f5bd32af38d3c67
SHA512

b72a780b7b23ea40351d1c244ad4bf0ce532de43ec56eccb2e3cf5ec1ec3bcf323305eeaa1dd9f4e3c4926ee2d92b29fcff432a057f1d6c6d62cd1135d848098
SSDEEP

6144:8BpSmTf5CUIzeE4cKr5BvLLNB1Z+9OD4yo/lIUMLRXWJQzbGGoxEG48DsQ8cNOZ:8BpSmT4UIzeEoNBG9ODC/lIUMLRXWJQN

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-07-03_54425c04a1336910cbb78ebc04349521_avoslocker_cobalt-strike

Files

2024-07-03_54425c04a1336910cbb78ebc04349521_avoslocker_cobalt-strike
.exe windows:5 windows x86 arch:x86

f1cb70f7707bef658b55067f1c6d5483

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\temp\offaie8q\utils\forupdater\savapi_stub\savapi_stub.pdb

Imports

ws2_32

getnameinfo
freeaddrinfo
getaddrinfo
getservbyname
ntohs
htons
htonl
getpeername
gethostbyname
socket
shutdown
send
select
recv
listen
inet_addr
getsockname
ioctlsocket
connect
closesocket
bind
accept
ntohl
WSAGetLastError
WSACleanup
WSAStartup
gethostname

rpcrt4

UuidCreate

kernel32

CreateThread
WriteConsoleW
RaiseException
LoadLibraryExW
GetModuleHandleExW
ExitThread
FreeLibraryAndExitThread
SetLastError
GetLastError
MultiByteToWideChar
WideCharToMultiByte
GetACP
GetOEMCP
CreateHardLinkW
OutputDebugStringW
GetModuleFileNameW
GetCurrentProcessId
GetCurrentThreadId
GetLocalTime
GetDateFormatW
GetTimeFormatW
GetStdHandle
CloseHandle
GetHandleInformation
SetHandleInformation
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
WaitForSingleObject
WaitForMultipleObjects
GetExitCodeProcess
CreateProcessW
OpenProcess
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
TlsAlloc
TlsFree
GlobalFree
FormatMessageA
FindClose
FindFirstFileW
GetFileAttributesW
GetFileAttributesExW
GetFileInformationByHandle
GetFileSizeEx
GetFileType
GetFileTime
GetFullPathNameW
ExitProcess
SetFileTime
LocalFree
SetCurrentDirectoryW
GetCurrentDirectoryW
GetDriveTypeA
GetDriveTypeW
TryEnterCriticalSection
SetEvent
ReleaseMutex
CreateEventA
FlushFileBuffers
ReadFile
SetFilePointer
WriteFile
PeekNamedPipe
GetOverlappedResult
CancelIo
Sleep
GetSystemTimeAsFileTime
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
SystemTimeToFileTime
GetTimeZoneInformation
HeapSize
FindNextFileW
RemoveDirectoryW
SetStdHandle
CreateFileW
DeleteFileW
DeviceIoControl
MoveFileExW
ReleaseSemaphore
CreateSemaphoreA
DuplicateHandle
GetCurrentProcess
SwitchToThread
GetCurrentThread
TlsGetValue
TlsSetValue
SetEndOfFile
ResetEvent
CreateMutexA
TerminateProcess
CreateFileA
CreatePipe
CreateNamedPipeA
GetVersionExA
GetModuleFileNameA
GetProcAddress
LoadLibraryA
LockFile
LockFileEx
UnlockFile
UnlockFileEx
FreeLibrary
InitializeCriticalSectionAndSpinCount
RtlUnwind
GetCommandLineA
HeapAlloc
HeapFree
CompareStringW
LCMapStringW
HeapReAlloc
IsValidCodePage
GetCPInfo
SetEnvironmentVariableW
DecodePointer
GetConsoleCP
GetConsoleMode
FindFirstFileExW
GetStringTypeW
GetProcessHeap
SetFilePointerEx
SetFileAttributesW
CreateDirectoryW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsProcessorFeaturePresent
QueryPerformanceCounter
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW

shell32

CommandLineToArgvW

advapi32

CryptGenRandom
CryptReleaseContext
CryptAcquireContextA
GetSecurityInfo
GetNamedSecurityInfoW
GetNamedSecurityInfoA
GetEffectiveRightsFromAclW
FreeSid
AllocateAndInitializeSid
LogonUserW
SetSecurityDescriptorDacl
RevertToSelf
InitializeSecurityDescriptor
ImpersonateLoggedOnUser
DuplicateTokenEx
CreateProcessAsUserW
RegSetValueExW
RegCreateKeyW
RegCloseKey
ReportEventW
RegisterEventSourceW
DeregisterEventSource

Sections

.text
Size: 223KB - Virtual size: 222KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 35KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f1cb70f7707bef658b55067f1c6d5483

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

ws2_32

rpcrt4

kernel32

shell32

advapi32

Sections

.text Size: 223KB - Virtual size: 222KB

.rdata Size: 35KB - Virtual size: 35KB

.data Size: 9KB - Virtual size: 12KB

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 8KB - Virtual size: 8KB

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

.text
Size: 223KB - Virtual size: 222KB

.rdata
Size: 35KB - Virtual size: 35KB

.data
Size: 9KB - Virtual size: 12KB

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 8KB - Virtual size: 8KB

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