stealer[.]zip | Triage

Sharing

Copy URL Twitter E-mail

General

Target

stealer.zip
Size

1.2MB
MD5

db0e7c854bd1b70f74f074523e9661e3
SHA1

f292b41d6f2e07aa95d20afddd7a4cf3a22bc1fb
SHA256

eab9f3aa8e5e8949695a6e24fa8aba98a7477f4cabdd9575c2b60c996300adde
SHA512

b31e1ef158690af42d540fada487f978c9491a7e4583c8c6ab22f7f905cc1afce19f48f80fd122368e56039d61d63b3991ed8a108f81e0446a615e05eef4c1f3
SSDEEP

24576:BiLIoADb3kxz6XV60gFLCWYIfus5TFUB/XmM6pVk6hG:BiLJAcx+SdPus5FUNWPpVkx

Score

3^/10

Malware Config

Signatures

Unsigned PE 3 IoCs

Checks for missing Authenticode signature.

resource
unpack001/stealer/Builder.dll
unpack001/stealer/Builder.exe
unpack001/stealer/out/InvictaStealer.exe

Files

stealer.zip
.zip
stealer/Builder.deps.json
stealer/Builder.dll
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
stealer/Builder.exe
.exe windows x64

6dbf27f4c70fe2c8ed3e0122ba75d641

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

FindNextFileW
GetCurrentProcess
GetModuleHandleExW
GetModuleFileNameW
LeaveCriticalSection
InitializeCriticalSection
GetEnvironmentVariableW
FindClose
MultiByteToWideChar
GetLastError
GetFileAttributesExW
GetFullPathNameW
GetProcAddress
DeleteCriticalSection
WideCharToMultiByte
IsWow64Process
LoadLibraryExW
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
EnterCriticalSection
FindFirstFileExW
OutputDebugStringW
LoadLibraryA
GetModuleHandleW
InitializeCriticalSectionAndSpinCount
SetLastError
RaiseException
RtlPcToFileHeader
RtlUnwindEx
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
LCMapStringEx
DecodePointer
EncodePointer
InitializeCriticalSectionEx
GetStringTypeW

user32

MessageBoxW

shell32

ShellExecuteW

advapi32

RegOpenKeyExW
RegGetValueW
DeregisterEventSource
RegisterEventSourceW
ReportEventW
RegCloseKey

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

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

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

setvbuf
fflush
_wfopen
__stdio_common_vswprintf
__stdio_common_vfwprintf
_set_fmode
__stdio_common_vsprintf_s
__acrt_iob_func
fputwc
fputws
__p__commode

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

_set_new_mode
_callnewh
free
malloc
calloc

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

wcsnlen
strcpy_s
_wcsdup
strcspn
wcsncmp
toupper

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

_wtoi
wcstoul

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

setlocale
___lc_locale_name_func
localeconv
_unlock_locales
_lock_locales
___mb_cur_max_func
_configthreadlocale
__pctype_func
___lc_codepage_func

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

frexp
__setusermatherr

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

_gmtime64_s
_time64
wcsftime

Sections

.text
Size: 97KB - Virtual size: 96KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

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: 1024B - Virtual size: 800B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
stealer/Builder.runtimeconfig.json
stealer/out/InvictaStealer.exe
.exe windows x64

2d5aa2bacb12ffd10966c83ca6563356

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

crypt32

CertFindCertificateInStore
CertCloseStore
CertEnumCertificatesInStore
CertFreeCertificateContext
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CryptStringToBinaryA
CertGetNameStringA
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertOpenStore
CertFreeCertificateChain

kernel32

HeapSize
MultiByteToWideChar
GetTempPathA
FormatMessageW
GetDiskFreeSpaceA
GetLastError
GetFileAttributesA
GetFileAttributesExW
OutputDebugStringW
FlushViewOfFile
CreateFileA
LoadLibraryA
WaitForSingleObjectEx
DeleteFileA
DeleteFileW
HeapReAlloc
CloseHandle
GetSystemInfo
HeapAlloc
HeapCompact
HeapDestroy
UnlockFile
LocalFree
LockFileEx
GetFileSize
DeleteCriticalSection
GetCurrentProcessId
GetProcessHeap
SystemTimeToFileTime
FreeLibrary
WideCharToMultiByte
GetSystemTimeAsFileTime
GetSystemTime
FormatMessageA
CreateFileMappingW
MapViewOfFile
QueryPerformanceCounter
GetTickCount
FlushFileBuffers
InitializeCriticalSectionEx
SleepEx
QueryPerformanceFrequency
GetSystemDirectoryA
GetModuleHandleA
SetLastError
MoveFileExA
GetEnvironmentVariableA
GetStdHandle
GetFileType
PeekNamedPipe
WaitForMultipleObjects
VerSetConditionMask
VerifyVersionInfoA
GetFileSizeEx
FindFirstFileW
FindNextFileW
FindClose
RaiseException
DecodePointer
GetCurrentThreadId
WriteConsoleW
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetFileAttributesW
CreateFileW
WaitForSingleObject
CreateMutexW
GetTempPathW
UnlockFileEx
SetEndOfFile
GetFullPathNameA
SetFilePointer
InitializeCriticalSection
LeaveCriticalSection
LockFile
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
HeapValidate
SetStdHandle
GetCurrentDirectoryW
GetTimeZoneInformation
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetConsoleOutputCP
ReadConsoleW
GetConsoleMode
GetModuleFileNameW
FileTimeToSystemTime
SystemTimeToTzSpecificLocalTime
GetFileInformationByHandle
GetDriveTypeW
ExitProcess
GetModuleHandleExW
FreeLibraryAndExitThread
ExitThread
CreateThread
LoadLibraryExW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
RtlPcToFileHeader
InterlockedPushEntrySList
RtlUnwindEx
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
RtlUnwind
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
CreateEventW
ResetEvent
SetEvent
InitializeCriticalSectionAndSpinCount
InitializeSListHead
GetCPInfo
GetStringTypeW
LCMapStringEx
EncodePointer
GetModuleHandleW
OutputDebugStringA
GetDiskFreeSpaceW
WriteFile
GetFullPathNameW
EnterCriticalSection
HeapFree
HeapCreate
TryEnterCriticalSection
ReadFile
AreFileApisANSI
Sleep
GetProcAddress
LoadLibraryW
FindFirstFileExW
UnmapViewOfFile
MoveFileExW
SetFileAttributesW
GetFileTime
SetFilePointerEx
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
GetExitCodeThread

user32

GetCursorPos

advapi32

CryptCreateHash
RegCloseKey
CryptAcquireContextA
CryptReleaseContext
CryptGetHashParam
CryptGenRandom
CryptHashData
CryptDestroyHash
CryptDestroyKey
CryptImportKey
CryptEncrypt
GetSecurityInfo

shell32

SHGetKnownFolderPath
SHGetFolderPathW

ole32

CoCreateInstance
CoUninitialize
CoTaskMemFree
CoInitialize

bcrypt

BCryptGenerateSymmetricKey
BCryptDestroyKey
BCryptSetProperty
BCryptGetProperty
BCryptOpenAlgorithmProvider
BCryptCloseAlgorithmProvider
BCryptEncrypt
BCryptDeriveKeyPBKDF2
BCryptCreateHash
BCryptGenRandom
BCryptDestroyHash
BCryptHashData
BCryptFinishHash

ws2_32

WSACloseEvent
WSAEnumNetworkEvents
getaddrinfo
ioctlsocket
listen
htonl
accept
select
__WSAFDIsSet
WSACleanup
WSAStartup
WSAIoctl
WSASetLastError
socket
setsockopt
ntohs
htons
getsockopt
getsockname
getpeername
connect
bind
closesocket
WSAGetLastError
send
recv
WSAEventSelect
recvfrom
sendto
gethostname
ntohl
freeaddrinfo
WSACreateEvent

normaliz

IdnToAscii

wldap32

ord22
ord41
ord50
ord45
ord27
ord211
ord46
ord217
ord143
ord32
ord33
ord35
ord79
ord30
ord200
ord26
ord301
ord60

Sections

.text
Size: 1.7MB - Virtual size: 1.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 336KB - Virtual size: 335KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 30KB - Virtual size: 51KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 71KB - Virtual size: 70KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
stealer/readme.txt

Sharing

General

Malware Config

Signatures

Files

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 9KB - Virtual size: 9KB

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

.reloc Size: 512B - Virtual size: 12B

6dbf27f4c70fe2c8ed3e0122ba75d641

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

advapi32

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

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

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

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

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

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

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

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

Sections

.text Size: 97KB - Virtual size: 96KB

.rdata Size: 36KB - Virtual size: 36KB

.data Size: 2KB - Virtual size: 5KB

.pdata Size: 5KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 244B

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

.reloc Size: 1024B - Virtual size: 800B

2d5aa2bacb12ffd10966c83ca6563356

Headers

DLL Characteristics

File Characteristics

Imports

crypt32

kernel32

user32

advapi32

shell32

ole32

bcrypt

ws2_32

normaliz

wldap32

Sections

.text Size: 1.7MB - Virtual size: 1.7MB

.rdata Size: 336KB - Virtual size: 335KB

.data Size: 30KB - Virtual size: 51KB

.pdata Size: 71KB - Virtual size: 70KB

_RDATA Size: 512B - Virtual size: 348B

.reloc Size: 10KB - Virtual size: 10KB

.text
Size: 9KB - Virtual size: 9KB

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

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 97KB - Virtual size: 96KB

.rdata
Size: 36KB - Virtual size: 36KB

.data
Size: 2KB - Virtual size: 5KB

.pdata
Size: 5KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 244B

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

.reloc
Size: 1024B - Virtual size: 800B

.text
Size: 1.7MB - Virtual size: 1.7MB

.rdata
Size: 336KB - Virtual size: 335KB

.data
Size: 30KB - Virtual size: 51KB

.pdata
Size: 71KB - Virtual size: 70KB

_RDATA
Size: 512B - Virtual size: 348B

.reloc
Size: 10KB - Virtual size: 10KB