Downloader[.]rar

Sharing

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General

Target

Downloader.rar
Size

233KB
MD5

dfcc517d406f4f7df049eb0e3e242a0f
SHA1

2a35ba57bbd10ea3efa5a2aa4c526754461b1a38
SHA256

03cbf97c6977e0a388e6338e8cd004ff9a841dee77b86b4e7ae1b01bf74d1322
SHA512

7458313a6296fde6651450384067d7b8cff659f919e72f5ee526b3b3adcd41e8d7840d251538739c5541be1c69b3384938da240b61214d94989b472438d71f8d
SSDEEP

6144:+g7B2GDfw/cXYRTVFDtpn3l8+CUTZ11xeoH:+gPfwF918JUTZ7H

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Downloader.exe
unpack001/Downloader/Downloader.exe

Files

Downloader.rar
.rar
Downloader.exe
.exe windows x64

0f68689867431191c69a97b9488b0036

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

kernel32

LoadLibraryA
GetProcAddress
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
GetCurrentProcess
ExitProcess
TerminateProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
CloseHandle
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetFileAttributesExW
GetFileType
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetStringTypeW
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetProcessHeap
SetFilePointerEx
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
CreateFileW
WriteConsoleW
RaiseException
RtlPcToFileHeader
EncodePointer

Sections

.text
Size: 85KB - Virtual size: 84KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 40KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 196B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gehcont
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Downloader/Downloader.exe
.exe windows x64

44b086d467b307c9a994fdfef2dae4c3

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

kernel32

Sleep
ExpandEnvironmentStringsA
GetConsoleMode
GetConsoleOutputCP
CloseHandle
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
CreateEventW
GetModuleHandleW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
GetCurrentProcess
TerminateProcess
GetLastError
GetModuleHandleExW
CreateFileW
FindClose
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
MultiByteToWideChar
WideCharToMultiByte
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
WakeAllConditionVariable
SleepConditionVariableSRW
RtlPcToFileHeader
RaiseException
InitializeSRWLock
TryAcquireSRWLockExclusive
InitializeConditionVariable
WakeConditionVariable
InitializeCriticalSectionEx
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
RtlUnwindEx
SetLastError
EncodePointer
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
RtlUnwind
GetModuleFileNameW
ExitProcess
HeapAlloc
HeapSize
HeapValidate
GetSystemInfo
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
GetCPInfo
WaitForSingleObject
GetExitCodeProcess
CreateProcessW
GetFileType
OutputDebugStringW
WriteConsoleW
CompareStringW
LCMapStringW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
HeapFree
HeapReAlloc
HeapQueryInformation
SetStdHandle
GetStringTypeW
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers

advapi32

RegCloseKey
RegQueryValueExA
RegOpenKeyExA

shell32

ShellExecuteA

Sections

.text
Size: 317KB - Virtual size: 316KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 216KB - Virtual size: 215KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0f68689867431191c69a97b9488b0036

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 85KB - Virtual size: 84KB

.rdata Size: 40KB - Virtual size: 40KB

.data Size: 3KB - Virtual size: 7KB

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

.gfids Size: 512B - Virtual size: 196B

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

.gehcont Size: 512B - Virtual size: 16B

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 2KB - Virtual size: 1KB

44b086d467b307c9a994fdfef2dae4c3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

shell32

Sections

.text Size: 317KB - Virtual size: 316KB

.rdata Size: 216KB - Virtual size: 215KB

.data Size: 4KB - Virtual size: 10KB

.pdata Size: 16KB - Virtual size: 16KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 85KB - Virtual size: 84KB

.rdata
Size: 40KB - Virtual size: 40KB

.data
Size: 3KB - Virtual size: 7KB

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

.gfids
Size: 512B - Virtual size: 196B

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

.gehcont
Size: 512B - Virtual size: 16B

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 2KB - Virtual size: 1KB

.text
Size: 317KB - Virtual size: 316KB

.rdata
Size: 216KB - Virtual size: 215KB

.data
Size: 4KB - Virtual size: 10KB

.pdata
Size: 16KB - Virtual size: 16KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 512B - Virtual size: 480B

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