steamworks[.]exe

Sharing

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General

Target

steamworks.exe
Size

37.9MB
MD5

3291441f2a54881579b09e90f5c42270
SHA1

a3b07fb237a2a01395573ac0b2c25c30d2d8b58f
SHA256

6bd449b16c2e6867dfeb8cf3d7c9c233f6a71acc1a95fcdfdf872e779985bea8
SHA512

4b0c7133d4ec4d2da04bf8e8d245df8b45edf6b6b9cf18a28b8f360a1a43618259e1a1fa9cf245da468102fc5d5b526c2adc110111fe4e039a85ee3385fb2535
SSDEEP

786432:y4bQVj8nLCFHhzCEDfOHzeMKVxzx5QOHzeMKVxzx5h/8EamtwUtNiPHsgk:nbQVgCJZCiOHzDCd5QOHzDCd5ramtwRm

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Files

steamworks.exe
.exe windows:5 windows x64 arch:x64

1af6c885af093afc55142c2f1761dbe8

Code Sign

1b:09:3b:78:60:96:da:37:bb:a4:51:94:46:c8:96:78
Certificate

Issuer

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

Not Before

08/11/2006, 00:00

Not After

07/11/2021, 23:59

Subject

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

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

6f:ad:f9:a2:65:75:fe:86:1d:36:80:b4:e2:6c:3c:41
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

20/08/2012, 00:00

Not After

20/08/2013, 23:59

Subject

CN=Nanjing xScaler Information Technology Co.\,Ltd,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Nanjing xScaler Information Technology Co.\,Ltd,L=Nanjing,ST=Jiangsu,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

0a
Certificate

Issuer

CN=TrustAsia SHA2 Code Signing CA,O=TrustAsia Technologies\, Inc.,C=CN

Not Before

29/01/2018, 05:43

Not After

29/01/2020, 05:43

Subject

CN=亚洲诚信代码签名测试证书SHA2,O=亚数信息科技（上海）有限公司,L=上海市,ST=上海市,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

06
Certificate

Issuer

CN=TrustAsia Root CA,O=TrustAsia Technologies\, Inc.,C=CN

Not Before

01/01/2015, 07:48

Not After

30/12/2025, 07:48

Subject

CN=TrustAsia SHA2 Code Signing CA,O=TrustAsia Technologies\, Inc.,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

51:c4:03:49:07:e1:64:10:54:98:4b:42:3a:4b:d0:2b:9f:e8:f0:f7:a8:7e:2b:62:4d:75:f1:bb:2c:b8:7b:92
Signer

Actual PE Digest

51:c4:03:49:07:e1:64:10:54:98:4b:42:3a:4b:d0:2b:9f:e8:f0:f7:a8:7e:2b:62:4d:75:f1:bb:2c:b8:7b:92

Digest Algorithm

sha256

PE Digest Matches

true

81:2f:24:22:8c:8c:9a:01:be:72:f4:95:64:68:63:25:8a:b4:2d:b0
Signer

Actual PE Digest

81:2f:24:22:8c:8c:9a:01:be:72:f4:95:64:68:63:25:8a:b4:2d:b0

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

user32

CreateWindowExW
MessageBoxW
MessageBoxA
SystemParametersInfoW
DestroyIcon
SetWindowLongPtrW
GetWindowLongPtrW
GetClientRect
InvalidateRect
ReleaseDC
GetDC
DrawTextW
GetDialogBaseUnits
EndDialog
DialogBoxIndirectParamW
MoveWindow
SendMessageW

comctl32

ord380

kernel32

IsValidCodePage
GetStringTypeW
GetFileAttributesExW
HeapReAlloc
FlushFileBuffers
GetCurrentDirectoryW
GetACP
GetOEMCP
GetModuleHandleW
MulDiv
GetLastError
SetDllDirectoryW
GetModuleFileNameW
CreateSymbolicLinkW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
GetCPInfo
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
GetStartupInfoW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation
HeapSize
WriteConsoleW
SetEndOfFile
SetEnvironmentVariableW
RtlUnwindEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
EncodePointer
RaiseException
RtlPcToFileHeader
GetCommandLineA
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
RemoveDirectoryW
FindNextFileW
SetStdHandle
DeleteFileW
ReadFile
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW

advapi32

OpenProcessToken
GetTokenInformation
ConvertStringSecurityDescriptorToSecurityDescriptorW
ConvertSidToStringSidW

gdi32

SelectObject
DeleteObject
CreateFontIndirectW

Sections

.text
Size: 167KB - Virtual size: 166KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 75KB - Virtual size: 74KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 8KB

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: 49KB - Virtual size: 48KB

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
steamshareplus小绿人版本.pyc

Sharing

General

Malware Config

Signatures

Files

1af6c885af093afc55142c2f1761dbe8

Code Sign

1b:09:3b:78:60:96:da:37:bb:a4:51:94:46:c8:96:78Certificate

Key Usages

6f:ad:f9:a2:65:75:fe:86:1d:36:80:b4:e2:6c:3c:41Certificate

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

0aCertificate

Extended Key Usages

Key Usages

06Certificate

Extended Key Usages

Key Usages

51:c4:03:49:07:e1:64:10:54:98:4b:42:3a:4b:d0:2b:9f:e8:f0:f7:a8:7e:2b:62:4d:75:f1:bb:2c:b8:7b:92Signer

81:2f:24:22:8c:8c:9a:01:be:72:f4:95:64:68:63:25:8a:b4:2d:b0Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

comctl32

kernel32

advapi32

gdi32

Sections

.text Size: 167KB - Virtual size: 166KB

.rdata Size: 75KB - Virtual size: 74KB

.data Size: 3KB - Virtual size: 12KB

.pdata Size: 9KB - Virtual size: 8KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 49KB - Virtual size: 48KB

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

1b:09:3b:78:60:96:da:37:bb:a4:51:94:46:c8:96:78
Certificate

6f:ad:f9:a2:65:75:fe:86:1d:36:80:b4:e2:6c:3c:41
Certificate

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

0a
Certificate

06
Certificate

51:c4:03:49:07:e1:64:10:54:98:4b:42:3a:4b:d0:2b:9f:e8:f0:f7:a8:7e:2b:62:4d:75:f1:bb:2c:b8:7b:92
Signer

81:2f:24:22:8c:8c:9a:01:be:72:f4:95:64:68:63:25:8a:b4:2d:b0
Signer

.text
Size: 167KB - Virtual size: 166KB

.rdata
Size: 75KB - Virtual size: 74KB

.data
Size: 3KB - Virtual size: 12KB

.pdata
Size: 9KB - Virtual size: 8KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 49KB - Virtual size: 48KB

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