RCHook[.]dll | Triage

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General

Target

RCHook.dll
Size

87KB
MD5

9e7b0955c2043524ccddd8be1abbe8cc
SHA1

43c80ab9c55fab8e6b83d9a42d72875caf7c3360
SHA256

883f63385efb469c42164c3b97bd6a849cebda76a4079f9f5e512fe59dcf7134
SHA512

2f92b73f03b7f39ba2e41f0168f64320a5f2b756204eb784752de9b01aba639fd34d6697b8a431c117e2316c07746aeeca26111a9d71d13e942b1d7d70004e91
SSDEEP

1536:v/iIOwc3KIO9fTb4Phu1Uus+0rbbw9aYQRE2SnvR7lU:vaIhc3mpENbb6nQRE2SnvRO

Score

1^/10

Malware Config

Signatures

Files

RCHook.dll
.dll windows:5 windows x86 arch:x86

9c5b7783f2d98480c6bf90371877c421

Code Sign

04:00:00:00:00:01:2f:4e:e1:52:d7
Certificate

Issuer

CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE

Not Before

13/04/2011, 10:00

Not After

28/01/2028, 12:00

Subject

CN=GlobalSign Timestamping CA - G2,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

11:21:06:a0:81:d3:3f:d8:7a:e5:82:4c:c1:6b:52:09:4e:03
Certificate

Issuer

CN=GlobalSign Timestamping CA - G2,O=GlobalSign nv-sa,C=BE

Not Before

03/02/2015, 00:00

Not After

03/03/2026, 00:00

Subject

CN=GlobalSign TSA for MS Authenticode - G2,O=GMO GlobalSign Pte Ltd,C=SG

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

44:de:33:5c:5c:9e:97:4c:78:20:d5:1c:4b:0d:b1:ec
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

09/04/2013, 00:00

Not After

08/06/2015, 23:59

Subject

CN=Shanghai Best Oray Information Technology Co.\, Ltd.,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Shanghai Best Oray Information Technology Co.\, Ltd.,L=Shanghai,ST=Shanghai,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

Signer

Actual PE Digest

Digest Algorithm

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

advapi32

AddAce
InitializeAcl
GetAclInformation
GetSecurityDescriptorControl
MakeAbsoluteSD
GetSecurityDescriptorSacl
GetSecurityDescriptorDacl
GetSecurityDescriptorGroup
GetSecurityDescriptorOwner
InitializeSecurityDescriptor
MakeSelfRelativeSD
GetSecurityDescriptorLength
SetSecurityDescriptorDacl
GetLengthSid
IsValidSid
CopySid
LookupAccountNameA

kernel32

FreeLibrary
MapViewOfFile
CreateFileMappingA
UnmapViewOfFile
OpenFileMappingA
ReleaseMutex
InterlockedCompareExchange
InterlockedIncrement
GetCurrentThreadId
Sleep
GetVersionExA
GlobalAddAtomA
CreateMutexA
LoadLibraryA
GetProcAddress
FlushFileBuffers
CreateFileA
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
SetStdHandle
LCMapStringW
LCMapStringA
GetStringTypeW
MultiByteToWideChar
GetStringTypeA
WaitForSingleObject
CloseHandle
GetLastError
InterlockedExchange
HeapDestroy
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
RaiseException
RtlUnwind
GetCommandLineA
DeleteCriticalSection
LeaveCriticalSection
EnterCriticalSection
HeapCreate
VirtualFree
VirtualAlloc
GetModuleHandleW
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameA
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
SetLastError
InterlockedDecrement
SetHandleCount
GetFileType
GetStartupInfoA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
InitializeCriticalSectionAndSpinCount
GetCPInfo
GetACP
GetOEMCP
IsValidCodePage
GetLocaleInfoA
SetFilePointer
GetConsoleCP
GetConsoleMode

user32

RegisterWindowMessageA
SetWindowsHookExA
GetUpdateRgn
GetPropA
SetPropA
IsWindowVisible
GetWindowRect
PostMessageA
GetClientRect
ClientToScreen
EnumWindows
RemovePropA
CallNextHookEx
UnhookWindowsHookEx

gdi32

CreateRectRgn
GetRegionData
DeleteObject

Exports

Exports

CreateThreadMsgQueue
InstallHook
PeekHookMessage
PostHookMessage
UninstallHook
WaitHookMessage

Sections

.text
Size: 53KB - Virtual size: 53KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

9c5b7783f2d98480c6bf90371877c421

Code Sign

04:00:00:00:00:01:2f:4e:e1:52:d7Certificate

Key Usages

11:21:06:a0:81:d3:3f:d8:7a:e5:82:4c:c1:6b:52:09:4e:03Certificate

Extended Key Usages

Key Usages

44:de:33:5c:5c:9e:97:4c:78:20:d5:1c:4b:0d:b1:ecCertificate

Extended Key Usages

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

Extended Key Usages

Key Usages

Signer

Headers

File Characteristics

Imports

advapi32

kernel32

user32

gdi32

Exports

Exports

Sections

.text Size: 53KB - Virtual size: 53KB

.rdata Size: 13KB - Virtual size: 13KB

.data Size: 4KB - Virtual size: 12KB

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

.reloc Size: 7KB - Virtual size: 6KB

04:00:00:00:00:01:2f:4e:e1:52:d7
Certificate

11:21:06:a0:81:d3:3f:d8:7a:e5:82:4c:c1:6b:52:09:4e:03
Certificate

44:de:33:5c:5c:9e:97:4c:78:20:d5:1c:4b:0d:b1:ec
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

.text
Size: 53KB - Virtual size: 53KB

.rdata
Size: 13KB - Virtual size: 13KB

.data
Size: 4KB - Virtual size: 12KB

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

.reloc
Size: 7KB - Virtual size: 6KB