SteamOverlay64[.]dll

Sharing

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General

Target

SteamOverlay64.dll
Size

96KB
MD5

549eb651023fa847d2212bebe29c6f9e
SHA1

f70fbe8f46cbd90c185eac2a2df843e2c3405a8f
SHA256

9edeba9df599d65fb378d4bcbe16e9ac2ea3b7850491e662e8ddaf6f1d74849e
SHA512

9e249b8d589c52857362b0611c265c21d1f715749e6b7a75e112d28aec89975655a8ef62ad1de812fadd39a48f0e01cc8eef9e33bbb5e30da827020c77247c68
SSDEEP

3072:YV/XjVTzI4OC9cFnlHB6innA2ezcqSn4ueM+GLSD:iTi4OUc7Kt

Score

1^/10

Malware Config

Signatures

Files

SteamOverlay64.dll
.dll windows:6 windows x64 arch:x64

84c05da171a1008428be3b3075bdedd7

Code Sign

d5:4f:27:86:74:e8:2f:65:b0:ba:31:5a:3c:bc:24:7a:3d:f1:a5
Certificate

Issuer

CN=Ascertia Public CA 1,O=Ascertia,C=GB

Not Before

16/09/2019, 13:49

Not After

16/10/2019, 13:49

Subject

CN=OnlineFix,OU=OnlineFix,O=OnlineFix,L=OnlineFix,ST=OnlineFix,C=UK,1.2.840.113549.1.9.1=#0c146f6e6c696e65666978406f6e6c696e652e666978

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

e6
Certificate

Issuer

CN=Ascertia Root CA 2,O=Ascertia,C=GB

Not Before

21/04/2009, 12:15

Not After

14/04/2028, 23:59

Subject

CN=Ascertia Public CA 1,O=Ascertia,C=GB

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

09:c0:fc:46:c8:04:42:13:b5:59:8b:af:28:4f:4e:41
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

04/01/2017, 00:00

Not After

18/01/2028, 00:00

Subject

CN=DigiCert SHA2 Timestamp Responder,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

e1:74:03:ba:53:0a:71:14:de:20:59:8f:3e:b9:ca:b5:1d:b1:58:60:8b:7c:62:b0:b5:c6:e2:31:a0:ed:ad:2f
Signer

Actual PE Digest

e1:74:03:ba:53:0a:71:14:de:20:59:8f:3e:b9:ca:b5:1d:b1:58:60:8b:7c:62:b0:b5:c6:e2:31:a0:ed:ad:2f

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

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

advapi32

RegCloseKey
RegOpenKeyExA
RegQueryValueExA

Exports

Exports

OnlineFix

Sections

.text
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 35KB - Virtual size: 34KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 148B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 656B

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

Sharing

General

Malware Config

Signatures

Files

84c05da171a1008428be3b3075bdedd7

Code Sign

d5:4f:27:86:74:e8:2f:65:b0:ba:31:5a:3c:bc:24:7a:3d:f1:a5Certificate

Extended Key Usages

Key Usages

e6Certificate

Key Usages

09:c0:fc:46:c8:04:42:13:b5:59:8b:af:28:4f:4e:41Certificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

e1:74:03:ba:53:0a:71:14:de:20:59:8f:3e:b9:ca:b5:1d:b1:58:60:8b:7c:62:b0:b5:c6:e2:31:a0:ed:ad:2fSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

Exports

Exports

Sections

.text Size: 44KB - Virtual size: 43KB

.rdata Size: 35KB - Virtual size: 34KB

.data Size: 2KB - Virtual size: 6KB

.pdata Size: 3KB - Virtual size: 3KB

_RDATA Size: 512B - Virtual size: 148B

.rsrc Size: 1024B - Virtual size: 656B

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

d5:4f:27:86:74:e8:2f:65:b0:ba:31:5a:3c:bc:24:7a:3d:f1:a5
Certificate

e6
Certificate

09:c0:fc:46:c8:04:42:13:b5:59:8b:af:28:4f:4e:41
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

e1:74:03:ba:53:0a:71:14:de:20:59:8f:3e:b9:ca:b5:1d:b1:58:60:8b:7c:62:b0:b5:c6:e2:31:a0:ed:ad:2f
Signer

.text
Size: 44KB - Virtual size: 43KB

.rdata
Size: 35KB - Virtual size: 34KB

.data
Size: 2KB - Virtual size: 6KB

.pdata
Size: 3KB - Virtual size: 3KB

_RDATA
Size: 512B - Virtual size: 148B

.rsrc
Size: 1024B - Virtual size: 656B

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