Static task
static1
Behavioral task
behavioral1
Sample
encrypter_windows_x64.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
encrypter_windows_x64.exe
Resource
win10v2004-20240802-en
General
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Target
encrypter_windows_x64.zip.zip
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Size
333KB
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MD5
670d177f337dd06d702e0e51c77f191c
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SHA1
9b633514d5361967706b45c727a091b067c86ca1
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SHA256
a62d40498d10384ebe20f6be19a17a7eb7d7eef40670623bc2bc4cae98319657
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SHA512
092e2b19a2f7c6f875e91f3dfc05895f20c6a56c71e404c55b462adaa1ee21e2b56b06c706105d7f2036b8ff616819e08a088ee00594064b392e301e932ea15e
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SSDEEP
6144:pvbXeDI8NA9uVyjZdlJCjdQGG3tckS6uUWqS8mUTnIGui3Uui:RbXeDI8NA9uqd3aotc38WqS8mUTnI/oC
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack002/encrypter_windows_x64.exe
Files
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encrypter_windows_x64.zip.zip.zip
Password: infected
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encrypter_windows_x64.zip.zip
Password: infected
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encrypter_windows_x64.exe.exe windows:6 windows x64 arch:x64
Password: infected
32b8e7e99369ce9f95fbae8dc652748b
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
bcrypt
BCryptGenRandom
advapi32
AllocateAndInitializeSid
CloseServiceHandle
ControlService
EnumDependentServicesW
EnumServicesStatusW
FreeSid
ImpersonateLoggedOnUser
LogonUserW
OpenSCManagerW
OpenServiceW
SetEntriesInAclW
SetNamedSecurityInfoW
SystemFunction036
kernel32
AcquireSRWLockExclusive
AcquireSRWLockShared
AddVectoredExceptionHandler
CloseHandle
CompareStringW
CreateConsoleScreenBuffer
CreateFileW
CreateMutexA
CreateThread
CreateToolhelp32Snapshot
CreateWaitableTimerExW
DeleteCriticalSection
DeleteFileW
EncodePointer
EnterCriticalSection
ExitProcess
ExitThread
FillConsoleOutputAttribute
FillConsoleOutputCharacterA
FindClose
FindFirstFileExA
FindFirstFileW
FindNextFileA
FindNextFileW
FlushFileBuffers
FormatMessageW
FreeConsole
FreeEnvironmentStringsW
FreeLibrary
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleCP
GetConsoleMode
GetConsoleScreenBufferInfo
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetFileAttributesW
GetFileInformationByHandle
GetFileInformationByHandleEx
GetFileType
GetFinalPathNameByHandleW
GetFullPathNameW
GetLastError
GetLogicalDriveStringsW
GetModuleFileNameA
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemInfo
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
InitializeCriticalSectionAndSpinCount
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
LCMapStringW
LeaveCriticalSection
LoadLibraryA
LoadLibraryExW
LocalFree
MoveFileExW
MultiByteToWideChar
OpenProcess
Process32FirstW
Process32NextW
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RtlCaptureContext
RtlLookupFunctionEntry
RtlPcToFileHeader
RtlUnwindEx
RtlVirtualUnwind
SetConsoleActiveScreenBuffer
SetConsoleCtrlHandler
SetConsoleCursorInfo
SetConsoleCursorPosition
SetConsoleMode
SetConsoleTextAttribute
SetEnvironmentVariableA
SetFileAttributesW
SetFileInformationByHandle
SetFilePointerEx
SetLastError
SetStdHandle
SetThreadStackGuarantee
SetUnhandledExceptionFilter
SetWaitableTimer
Sleep
SleepConditionVariableSRW
SwitchToThread
TerminateProcess
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
netapi32
NetApiBufferFree
NetServerEnum
NetShareEnum
rstrtmgr
RmEndSession
RmGetList
RmRegisterResources
RmShutdown
RmStartSession
shell32
ShellExecuteA
ntdll
NtReadFile
NtWriteFile
RtlNtStatusToDosError
Sections
.text Size: 491KB - Virtual size: 490KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 150KB - Virtual size: 149KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 14KB - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 56B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 512B - Virtual size: 128B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.tls Size: 512B - Virtual size: 353B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
_RDATA Size: 512B - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ