Loader[.]exe | Triage

Sharing

Copy URL Twitter E-mail

General

Target

Loader.exe
Size

1002KB
MD5

9b712a668f3ebeedd8761c9ebfecd8a4
SHA1

53173f37acb9f97b0f2bf325d0512a3666a5c654
SHA256

b66d841a8beca79dac5dc124b133055883ff4facddedf84f1545d80bdf5c1c94
SHA512

959bb35cf7ae7949b17d0d124a2edc7431212a7997122876a0365d5f2113f609f8b985969288b4cc858e08937cdf3827188d95c6e09c7d3e711f8e5c1176fdfb
SSDEEP

12288:i4llubBfmSo0zvqJontoUkLfwme2kCXRGKcINLANfF:tlw1xXvqeQfPLRG5Rz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Loader.exe

Files

Loader.exe
.exe windows:5 windows x86

fcfcbeed5f254617afce7c7c6d9975cf

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Imports

oleaut32

SysFreeString
SysReAllocStringLen
SysAllocStringLen
SafeArrayPtrOfIndex
SafeArrayGetUBound
SafeArrayGetLBound
SafeArrayCreate
VariantChangeType
VariantCopy
VariantClear
VariantInit

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCloseKey
RegUnLoadKeyW
RegSetValueExW
RegSaveKeyW
RegRestoreKeyW
RegReplaceKeyW
RegQueryValueExW
RegQueryInfoKeyW
RegOpenKeyExW
RegLoadKeyW
RegFlushKey
RegEnumValueW
RegEnumKeyW
RegEnumKeyExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW
RegConnectRegistryW
RegCloseKey

user32

CharNextW
LoadStringW
TranslateMessage
PeekMessageW
MsgWaitForMultipleObjects
MessageBoxW
LoadStringW
GetSystemMetrics
DispatchMessageW
CharUpperBuffW
CharUpperW
CharLowerBuffW

kernel32

Sleep
VirtualFree
VirtualAlloc
lstrlenW
VirtualQuery
GetTickCount
GetSystemInfo
GetVersion
CompareStringW
IsDBCSLeadByteEx
IsValidLocale
SetThreadLocale
GetSystemDefaultUILanguage
GetUserDefaultUILanguage
GetLocaleInfoW
WideCharToMultiByte
MultiByteToWideChar
GetConsoleOutputCP
GetConsoleCP
GetACP
LoadLibraryExW
GetStartupInfoW
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
GetCommandLineW
FreeLibrary
GetLastError
UnhandledExceptionFilter
RtlUnwind
RaiseException
ExitProcess
ExitThread
SwitchToThread
GetCurrentThreadId
CreateThread
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
InitializeCriticalSection
FindFirstFileW
FindClose
WriteFile
SetFilePointer
SetEndOfFile
ReadFile
GetFileType
GetFileSize
CreateFileW
GetStdHandle
CloseHandle
GetProcAddress
RaiseException
LoadLibraryA
GetLastError
TlsSetValue
TlsGetValue
LocalFree
LocalAlloc
GetModuleHandleW
FreeLibrary
lstrlenW
lstrcpyW
WriteFile
WideCharToMultiByte
WaitForSingleObject
VirtualQueryEx
VirtualQuery
VirtualProtect
VirtualFree
VerSetConditionMask
VerifyVersionInfoW
SwitchToThread
SuspendThread
Sleep
SetThreadPriority
SetLastError
SetFilePointer
SetEvent
SetEndOfFile
ResumeThread
ResetEvent
ReadFile
RaiseException
IsDebuggerPresent
LocalFree
LoadLibraryExW
IsValidLocale
HeapSize
HeapFree
HeapDestroy
HeapCreate
HeapAlloc
GetVersionExW
GetTimeZoneInformation
GetTickCount
GetThreadPriority
GetThreadLocale
GetStdHandle
GetProcAddress
GetModuleHandleW
GetModuleFileNameW
GetLocaleInfoW
GetLocalTime
GetLastError
GetFullPathNameW
GetFileAttributesW
GetExitCodeThread
GetDiskFreeSpaceW
GetDateFormatW
GetCurrentThreadId
GetCurrentThread
GetCurrentProcess
GetCPInfoExW
GetCPInfo
GetACP
FreeLibrary
FormatMessageW
FindFirstFileW
FindClose
EnumSystemLocalesW
EnumCalendarInfoW
CreateFileW
CreateEventW
CompareStringW
CloseHandle
Sleep

version

VerQueryValueW
GetFileVersionInfoSizeW
GetFileVersionInfoW

shell32

ShellExecuteW

netapi32

NetWkstaGetInfo

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 940KB - Virtual size: 939KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 23KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 1024B - Virtual size: 662B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 159B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 24B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

fcfcbeed5f254617afce7c7c6d9975cf

Headers

File Characteristics

Imports

oleaut32

advapi32

user32

kernel32

version

shell32

netapi32

Exports

Exports

Sections

.text Size: 940KB - Virtual size: 939KB

.itext Size: 3KB - Virtual size: 2KB

.data Size: 15KB - Virtual size: 14KB

.bss Size: - Virtual size: 23KB

.idata Size: 5KB - Virtual size: 4KB

.didata Size: 1024B - Virtual size: 662B

.edata Size: 512B - Virtual size: 159B

.tls Size: - Virtual size: 24B

.rdata Size: 512B - Virtual size: 93B

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

.text
Size: 940KB - Virtual size: 939KB

.itext
Size: 3KB - Virtual size: 2KB

.data
Size: 15KB - Virtual size: 14KB

.bss
Size: - Virtual size: 23KB

.idata
Size: 5KB - Virtual size: 4KB

.didata
Size: 1024B - Virtual size: 662B

.edata
Size: 512B - Virtual size: 159B

.tls
Size: - Virtual size: 24B

.rdata
Size: 512B - Virtual size: 93B

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