SteamService[.]exe

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General

Target

SteamService.exe
Size

401KB
MD5

664e072447d930c785fb9ffab40d5dc5
SHA1

955c8ae153d08b28e0626dcf5971a5c237f009df
SHA256

7d33406fad6187d261a11a033c7a6fa0e6cf8bb8a0ee20a567f8f7f80e7abceb
SHA512

5c910d62873d37f20c5180966da9d568546748cb13dc4837874c249d2ffe7415bfc4fd8dd471a9b958221682a908a251d49153362aa19ddf0d60dbfc79e00e45
SSDEEP

6144:vupA14+OSZmNylNEgubvP//q8QfgaKyU64AOA0hA60fXJHmP:vupmzOS+y3gbv9JyU64m0hR0fJHmP

Score

1^/10

Malware Config

Signatures

Files

SteamService.exe
.exe windows:4 windows x86 arch:x86

96b0b345bb7d6f257f5453abe35cd5d9

Code Sign

70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bf
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

29/01/1996, 00:00

Not After

01/08/2028, 23:59

Subject

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

Issuer

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Not Before

15/06/2007, 00:00

Not After

14/06/2012, 23:59

Subject

CN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

04/12/2003, 00:00

Not After

03/12/2013, 23:59

Subject

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:f6:32:6f:70:cb:ec:34:0b:f2:d1:86:8f:e6:5b:1e
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Not Before

25/11/2009, 00:00

Not After

23/11/2012, 23:59

Subject

CN=Valve,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Valve,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5c
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

21/05/2009, 00:00

Not After

20/05/2019, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2009-2 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

65:06:3f:cd:b8:fa:36:d4:a1:8a:0f:99:cb:be:7b:6c:3b:c7:5c:d8
Signer

Actual PE Digest

65:06:3f:cd:b8:fa:36:d4:a1:8a:0f:99:cb:be:7b:6c:3b:c7:5c:d8

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

d:\steam3_main_2\src\SteamServiceHost\Release\SteamServiceHost.pdb

Imports

shlwapi

SHDeleteKeyW
SHStrDupA
SHDeleteKeyA

shell32

SHGetSpecialFolderPathA
SHGetMalloc
ShellExecuteA
SHGetFolderPathA

kernel32

TerminateProcess
LocalFree
CreateFileA
MoveFileExA
InterlockedDecrement
GetCurrentProcess
WriteFile
GetDriveTypeA
FindFirstFileA
CopyFileA
SetFileAttributesA
FindClose
FindNextFileA
GetVersionExA
WideCharToMultiByte
SetFilePointer
SetEndOfFile
CreateDirectoryW
FlushFileBuffers
IsDebuggerPresent
GetCurrentThreadId
VirtualFree
VirtualAlloc
HeapUnlock
HeapLock
HeapWalk
LeaveCriticalSection
EnterCriticalSection
QueryPerformanceCounter
InitializeCriticalSection
DeleteCriticalSection
LoadLibraryExW
Sleep
GetModuleFileNameW
LoadLibraryExA
InterlockedCompareExchange
GetCurrentThread
InterlockedExchange
DebugBreak
GlobalLock
GlobalAlloc
GlobalUnlock
GetCurrentProcessId
TlsGetValue
SetEvent
TlsSetValue
InitializeCriticalSectionAndSpinCount
CreateEventA
RaiseException
WaitForMultipleObjects
GetThreadPriority
TlsAlloc
TlsFree
ResumeThread
CreateThread
ExitThread
GetNumberOfConsoleInputEvents
ReadConsoleInputA
HeapFree
GetSystemTimeAsFileTime
GetLocalTime
InterlockedIncrement
CompareStringW
CompareStringA
WriteConsoleW
GetConsoleOutputCP
WriteConsoleA
SetStdHandle
GetStringTypeW
GetStringTypeA
GetLocaleInfoA
GetConsoleMode
GetConsoleCP
GetTimeZoneInformation
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetEnvironmentStrings
OpenProcess
MultiByteToWideChar
GetTickCount
CreateFileW
ReadFile
GetFileAttributesW
GetFileSize
DeleteFileA
GetModuleFileNameA
SetConsoleCtrlHandler
LoadLibraryA
RemoveDirectoryA
GetLastError
CreateDirectoryA
SetConsoleTitleA
GetFileAttributesA
GetConsoleWindow
GetCommandLineA
GetFileAttributesExA
FreeLibrary
lstrlenA
CloseHandle
OutputDebugStringA
GetCurrentDirectoryA
SetEnvironmentVariableA
SetCurrentDirectoryA
CreateProcessA
GetExitCodeProcess
ExpandEnvironmentStringsA
WaitForSingleObject
GetModuleHandleA
GetProcAddress
HeapAlloc
GetProcessHeap
RtlUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetFullPathNameW
ExitProcess
HeapSize
HeapDestroy
VirtualQuery
FreeEnvironmentStringsA
GetStartupInfoA
GetFileType
SetHandleCount
IsValidCodePage
GetOEMCP
HeapReAlloc
HeapValidate
LCMapStringA
LCMapStringW
GetCPInfo
SetLastError
GetStdHandle
GetACP
HeapCreate

user32

CloseClipboard
ShowWindow
MessageBoxA
GetWindowThreadProcessId
DialogBoxParamA
SetClipboardData
IsWindowVisible
OpenClipboard
SetWindowPos
GetDesktopWindow
EndDialog
GetDlgItem
EmptyClipboard
SetDlgItemInt
ScreenToClient
GetKeyState
PeekMessageA
GetCursorPos
SetDlgItemTextA
GetDlgItemInt
GetWindowRect
wsprintfA
GetWindowTextLengthA
EnumWindows

advapi32

AdjustTokenPrivileges
RegEnumKeyExW
RegOpenKeyExW
LookupPrivilegeValueA
SetNamedSecurityInfoA
OpenProcessToken
GetSecurityDescriptorDacl
ControlService
OpenSCManagerA
QueryServiceStatusEx
SetServiceStatus
QueryServiceStatus
QueryServiceObjectSecurity
SetSecurityDescriptorDacl
ChangeServiceConfigA
StartServiceA
InitializeSecurityDescriptor
CreateServiceA
RegisterServiceCtrlHandlerA
ChangeServiceConfig2A
SetServiceObjectSecurity
ConvertStringSidToSidA
SetEntriesInAclA
DeleteService
StartServiceCtrlDispatcherA
CloseServiceHandle
OpenServiceA
ReportEventA
DeregisterEventSource
RegisterEventSourceA
RegCloseKey
RegEnumValueA
RegDeleteValueA
RegQueryInfoKeyA
RegOpenKeyExA
RegCreateKeyExA
RegEnumKeyExA
RegQueryValueExA
RegSetValueExA

ole32

PropVariantClear
CoInitialize
CoUninitialize
CoCreateInstance

oleaut32

SysFreeString
VariantClear
SysAllocString

ws2_32

recv
WSASetLastError
send
WSAGetLastError
recvfrom

Exports

Exports

g_dwDllEntryThreadId

Sections

.text
Size: 280KB - Virtual size: 276KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 88KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 436KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

96b0b345bb7d6f257f5453abe35cd5d9

Code Sign

70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bfCertificate

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate

Extended Key Usages

Key Usages

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate

Extended Key Usages

Key Usages

7b:f6:32:6f:70:cb:ec:34:0b:f2:d1:86:8f:e6:5b:1eCertificate

Extended Key Usages

Key Usages

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5cCertificate

Extended Key Usages

Key Usages

65:06:3f:cd:b8:fa:36:d4:a1:8a:0f:99:cb:be:7b:6c:3b:c7:5c:d8Signer

Headers

File Characteristics

PDB Paths

Imports

shlwapi

shell32

kernel32

user32

advapi32

ole32

oleaut32

ws2_32

Exports

Exports

Sections

.text Size: 280KB - Virtual size: 276KB

.rdata Size: 88KB - Virtual size: 87KB

.data Size: 16KB - Virtual size: 436KB

.rsrc Size: 4KB - Virtual size: 2KB

70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bf
Certificate

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

7b:f6:32:6f:70:cb:ec:34:0b:f2:d1:86:8f:e6:5b:1e
Certificate

65:52:26:e1:b2:2e:18:e1:59:0f:29:85:ac:22:e7:5c
Certificate

65:06:3f:cd:b8:fa:36:d4:a1:8a:0f:99:cb:be:7b:6c:3b:c7:5c:d8
Signer

.text
Size: 280KB - Virtual size: 276KB

.rdata
Size: 88KB - Virtual size: 87KB

.data
Size: 16KB - Virtual size: 436KB

.rsrc
Size: 4KB - Virtual size: 2KB