encrypter_windows_x64[.]exe

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27-04-2024 15:05

240427-sgathadb21 7

26-04-2024 02:45

240426-c87dsahd43 9

26-04-2024 02:41

240426-c6vxzahd34 3

26-04-2024 02:37

240426-c4f12ahd28 3

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General

Target

encrypter_windows_x64.exe
Size

649KB
MD5

cf0d4fc268aff11360d2b7be7c2dfcf3
SHA1

d168449bccb146830e41de28b16712dd6ffd10b3
SHA256

caaa4c02c3903e76f7e85c84fe59ddbcbbd0bb51e87630c501b76e688a8a3480
SHA512

72a58dd148835a6dfee496b70c71438bea9506e50021999e8f79dc1bfa6c68b1afab4cc2450ddb6fb997fe849d57e5c11722a309bda7dd32511325cee2b45555
SSDEEP

12288:hVx8nywcAegpvFdgxaosQqehUeFhJE1JFKqhqV4zRLIxGkT:stcAegoHg1fKqhqV4J23

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

encrypter_windows_x64.exe

resource
encrypter_windows_x64.exe

Files

encrypter_windows_x64.exe
.exe windows:4 windows x64 arch:x64

1df02a65c8973a04471968b7f5a00f98

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

AdjustTokenPrivileges
AllocateAndInitializeSid
CloseServiceHandle
ControlService
EnumDependentServicesW
EnumServicesStatusW
FreeSid
ImpersonateLoggedOnUser
LogonUserW
LookupPrivilegeValueW
OpenProcessToken
OpenSCManagerW
OpenServiceW
SetEntriesInAclW
SetNamedSecurityInfoW
SystemFunction036

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AddVectoredExceptionHandler
AttachConsole
CloseHandle
CreateFileMappingA
CreateFileW
CreateIoCompletionPort
CreateThread
CreateToolhelp32Snapshot
CreateWaitableTimerExW
DeleteFileW
DuplicateHandle
FindClose
FindFirstFileW
FindNextFileW
FormatMessageW
GetCommandLineW
GetConsoleMode
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentThread
GetDriveTypeW
GetEnvironmentVariableW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetLogicalDriveStringsW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetProcessHeap
GetQueuedCompletionStatusEx
GetStartupInfoA
GetStdHandle
GetSystemInfo
HeapAlloc
HeapFree
HeapReAlloc
InitOnceBeginInitialize
InitOnceComplete
LocalFree
MapViewOfFile
Module32FirstW
Module32NextW
MoveFileExW
MultiByteToWideChar
OpenProcess
PostQueuedCompletionStatus
Process32FirstW
Process32NextW
QueryPerformanceCounter
QueryPerformanceFrequency
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetFileAttributesW
SetFilePointerEx
SetLastError
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnmapViewOfFile
WaitForSingleObject
WriteConsoleW
DeleteCriticalSection
EnterCriticalSection
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
RaiseException
RtlAddFunctionTable
RtlUnwindEx
UnhandledExceptionFilter
VirtualProtect
VirtualQuery

netapi32

NetApiBufferFree
NetServerEnum
NetShareEnum

shell32

ShellExecuteA

bcrypt

BCryptGenRandom

msvcrt

__dllonexit
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_fpreset
_initterm
_lock
_onexit
_unlock
abort
atexit
calloc
exit
fprintf
free
fwrite
malloc
signal
strncmp
vfprintf

ntdll

NtCancelIoFileEx
NtDeviceIoControlFile
NtReadFile
NtWriteFile
RtlNtStatusToDosError
__C_specific_handler
memcmp
memcpy
memmove
memset
pow
strlen

Sections

.text
Size: 523KB - Virtual size: 523KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 81KB - Virtual size: 81KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 19KB - Virtual size: 19KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 120B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Resubmissions

Sharing

General

Malware Config

Signatures

Files

1df02a65c8973a04471968b7f5a00f98

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

netapi32

shell32

bcrypt

msvcrt

ntdll

Sections

.text Size: 523KB - Virtual size: 523KB

.data Size: 2KB - Virtual size: 2KB

.rdata Size: 81KB - Virtual size: 81KB

.pdata Size: 13KB - Virtual size: 13KB

.xdata Size: 19KB - Virtual size: 19KB

.bss Size: - Virtual size: 2KB

.idata Size: 6KB - Virtual size: 6KB

.CRT Size: 512B - Virtual size: 120B

.tls Size: 512B - Virtual size: 104B

.text
Size: 523KB - Virtual size: 523KB

.data
Size: 2KB - Virtual size: 2KB

.rdata
Size: 81KB - Virtual size: 81KB

.pdata
Size: 13KB - Virtual size: 13KB

.xdata
Size: 19KB - Virtual size: 19KB

.bss
Size: - Virtual size: 2KB

.idata
Size: 6KB - Virtual size: 6KB

.CRT
Size: 512B - Virtual size: 120B

.tls
Size: 512B - Virtual size: 104B