encrypted[.]exe

Resubmissions

04-10-2024 15:30

241004-sxz4bswcpb 10

03-10-2024 11:26

241003-nj6lqsxcpm 10

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General

Target

encrypted.exe
Size

2.8MB
MD5

f01725be4af17d500bf5121780b3d304
SHA1

4ba42ced4db6a5173ece265424b26b32ececbbd6
SHA256

a6d95538d1d2f4031e10ff3a1258400a3f471fe64e14ff2dc9808c28334d0cea
SHA512

68d39578c162f03c64617b82d8c242afb8278fa31476e116a29c83138fc804d75aefffe7e956ba8ffe6d5b2253f83d704212a166df1dc57e58b502fcdfdbed26
SSDEEP

24576:Hp+4uTV+nMmbk1UU/ERo0trw2rIxNFsT8SYnt23pDoFL5I1MnU0jaShPkmZLirW7:HpCTVtsRo0NwggzLjUaPIWzea

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
encrypted.exe

Files

encrypted.exe
.exe windows:6 windows x64 arch:x64

628b1db4b9c3994e59720092b32146cf

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

advapi32

OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueW

bcrypt

BCryptGenRandom

kernel32

FreeLibrary
TlsFree
GetStdHandle
RaiseFailFastException
GetTickCount64
GetCurrentProcess
GetCurrentThread
Sleep
DeleteCriticalSection
LocalFree
EnterCriticalSection
SleepConditionVariableCS
LeaveCriticalSection
WakeConditionVariable
QueryPerformanceCounter
InitializeCriticalSection
InitializeConditionVariable
WaitForMultipleObjectsEx
GetLastError
QueryPerformanceFrequency
WideCharToMultiByte
LocalAlloc
GetConsoleOutputCP
SetLastError
DuplicateHandle
GetThreadPriority
WriteFile
GetCurrentProcessorNumberEx
CloseHandle
SetEvent
CreateEventExW
GetEnvironmentVariableW
FormatMessageW
LoadLibraryA
GetProcAddress
VirtualProtect
VirtualAlloc
CreateThread
WaitForSingleObject
FlushProcessWriteBuffers
WaitForSingleObjectEx
RtlVirtualUnwind
RtlCaptureContext
RtlRestoreContext
AddVectoredExceptionHandler
FlsAlloc
FlsGetValue
FlsSetValue
CreateEventW
TerminateProcess
SwitchToThread
GetCurrentThreadId
SetThreadPriority
SuspendThread
ResumeThread
GetThreadContext
SetThreadContext
FlushInstructionCache
VirtualFree
QueryInformationJobObject
GetModuleHandleW
GetModuleHandleExW
LoadLibraryExW
GetProcessAffinityMask
InitializeContext
GetEnabledXStateFeatures
SetXStateFeaturesMask
VirtualQuery
InitializeCriticalSectionEx
GetSystemTimeAsFileTime
ResetEvent
DebugBreak
SleepEx
GlobalMemoryStatusEx
GetSystemInfo
GetLogicalProcessorInformation
GetLogicalProcessorInformationEx
GetLargePageMinimum
VirtualUnlock
VirtualAllocExNuma
IsProcessInJob
GetNumaHighestNodeNumber
GetProcessGroupAffinity
K32GetProcessMemoryInfo
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
EncodePointer
RaiseException
RtlPcToFileHeader
RtlUnwindEx
IsProcessorFeaturePresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlLookupFunctionEntry
InitializeSListHead
GetCurrentProcessId

ole32

CoUninitialize
CoInitializeEx
CoTaskMemFree
CoTaskMemAlloc
CoGetApartmentType
CoWaitForMultipleHandles

api-ms-win-crt-math-l1-1-0

__setusermatherr

api-ms-win-crt-string-l1-1-0

strcmp
wcsncmp
strcpy_s
_stricmp

api-ms-win-crt-convert-l1-1-0

strtoull

api-ms-win-crt-runtime-l1-1-0

_crt_atexit
_seh_filter_exe
_set_app_type
terminate
_configure_wide_argv
_initialize_wide_environment
_get_initial_wide_environment
_initterm
_initterm_e
exit
_exit
_register_onexit_function
__p___argc
__p___wargv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
abort
_initialize_onexit_table

api-ms-win-crt-stdio-l1-1-0

_set_fmode
__p__commode

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-heap-l1-1-0

_set_new_mode
malloc
free
_callnewh
calloc

Exports

Exports

DotNetRuntimeDebugHeader

Sections

.text
Size: 297KB - Virtual size: 296KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.managed
Size: 529KB - Virtual size: 528KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

hydrated
Size: - Virtual size: 1.8MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 51KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 38KB - Virtual size: 38KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

628b1db4b9c3994e59720092b32146cf

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

bcrypt

kernel32

ole32

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-heap-l1-1-0

Exports

Exports

Sections

.text Size: 297KB - Virtual size: 296KB

.managed Size: 529KB - Virtual size: 528KB

hydrated Size: - Virtual size: 1.8MB

.rdata Size: 1.9MB - Virtual size: 1.9MB

.data Size: 4KB - Virtual size: 51KB

.pdata Size: 38KB - Virtual size: 38KB

_RDATA Size: 512B - Virtual size: 500B

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

.reloc Size: 1KB - Virtual size: 1KB

.text
Size: 297KB - Virtual size: 296KB

.managed
Size: 529KB - Virtual size: 528KB

hydrated
Size: - Virtual size: 1.8MB

.rdata
Size: 1.9MB - Virtual size: 1.9MB

.data
Size: 4KB - Virtual size: 51KB

.pdata
Size: 38KB - Virtual size: 38KB

_RDATA
Size: 512B - Virtual size: 500B

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

.reloc
Size: 1KB - Virtual size: 1KB