helper[.]exe | Triage

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General

Target

helper.exe
Size

220KB
MD5

bc0523db21c69a68ba3e7bfc4711f969
SHA1

8308433cb92810bcd6f220e7b6083c778e00fe12
SHA256

fd64e712eac0c7d5fdec9a1f47c1f384a67a181c13e3e98ff40ee122e9ff8347
SHA512

43100772d1684ccdc4bef874d19f2d739c30bf36cbad997a6da1693a3600f0f3c07a76a72cd3dfe18fe053cb9fe2af7130180c5416b8a39b81593cbf88db695a
SSDEEP

3072:emLd2f5yZBRE34J8Quhn0o2lGPetr2MVzfeSUESPt30+98Z/KU9pGAn2NphPK:f5EOb38QS2/ZCSU/Pe+98ZKU9pG/Np

Score

1^/10

Malware Config

Signatures

Files

helper.exe
.exe windows:6 windows x86 arch:x86

e1ed1b87d365b2ea75670bba09649dc7

Code Sign

33:00:00:02:16:ca:38:9b:93:e0:c7:36:95:00:00:00:00:02:16
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

27/03/2019, 19:21

Not After

27/03/2020, 19:21

Subject

CN=Microsoft Windows Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

19/10/2011, 18:41

Not After

19/10/2026, 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

8d:45:14:fb:46:19:20:c4:0e:48:fb:4b:71:4b:2c:bc:f3:77:c4:ca:c8:d8:eb:bc:69:1b:a3:59:48:b3:b4:18
Signer

Actual PE Digest

8d:45:14:fb:46:19:20:c4:0e:48:fb:4b:71:4b:2c:bc:f3:77:c4:ca:c8:d8:eb:bc:69:1b:a3:59:48:b3:b4:18

Digest Algorithm

sha256

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

VirtualProtect
VirtualFree
GetCurrentProcess
VirtualAlloc
GetModuleHandleA
GetProcAddress
ExitProcess
GetModuleHandleW
BuildCommDCBAndTimeoutsA
WriteConsoleW
CloseHandle
CreateFileW
SetFilePointerEx
GetConsoleMode
GetConsoleOutputCP
FlushFileBuffers
HeapReAlloc
HeapSize
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
RtlUnwind
RaiseException
GetLastError
SetLastError
EncodePointer
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
GetModuleHandleExW
HeapFree
HeapAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
LCMapStringW
GetProcessHeap
DecodePointer

Sections

.text
Size: 57KB - Virtual size: 57KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 28KB - Virtual size: 27KB

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

.rsrc
Size: 117KB - Virtual size: 117KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e1ed1b87d365b2ea75670bba09649dc7

Code Sign

33:00:00:02:16:ca:38:9b:93:e0:c7:36:95:00:00:00:00:02:16Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

8d:45:14:fb:46:19:20:c4:0e:48:fb:4b:71:4b:2c:bc:f3:77:c4:ca:c8:d8:eb:bc:69:1b:a3:59:48:b3:b4:18Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 57KB - Virtual size: 57KB

.rdata Size: 28KB - Virtual size: 27KB

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

.rsrc Size: 117KB - Virtual size: 117KB

.reloc Size: 4KB - Virtual size: 4KB

33:00:00:02:16:ca:38:9b:93:e0:c7:36:95:00:00:00:00:02:16
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

8d:45:14:fb:46:19:20:c4:0e:48:fb:4b:71:4b:2c:bc:f3:77:c4:ca:c8:d8:eb:bc:69:1b:a3:59:48:b3:b4:18
Signer

.text
Size: 57KB - Virtual size: 57KB

.rdata
Size: 28KB - Virtual size: 27KB

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

.rsrc
Size: 117KB - Virtual size: 117KB

.reloc
Size: 4KB - Virtual size: 4KB