bazarbackdoor | EAAntiCheat[.]Installer[.]exe

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General

Target

EAAntiCheat.Installer.exe
Size

59.2MB
MD5

410e25f4878c2ea6769522a70d742b70
SHA1

3ce8cac2d9be6274f45685c3b106b4d0d0bf87db
SHA256

e31eeccf8015cd963e0bad0605d42d90f209d7cc29dbc860a060398cc536b449
SHA512

a487b36708297562f890e2d46f8b53aa5b4503878651a0b1922053a466284f9528321c1dc3ebc28e961cf94f5b2191ac0d236b4de0c33f29ec50b26e80fc9c9f
SSDEEP

1572864:1KZzR6ey7+nindSL1k5Fq5Man7ebk8tRqJPPJt6:1KZ9xn+dSL1kXq5wbPSPxc

Score

10^/10

bazarbackdoor

Malware Config

Signatures

Bazar/Team9 Backdoor payload 1 IoCs

resource	yara_rule
sample	BazarBackdoorVar3

Bazarbackdoor family
bazarbackdoor

Files

EAAntiCheat.Installer.exe
.exe windows x64

099490540cfa2aaab601a2986db43b6a

Code Sign

0f:ff:09:e8:6e:24:05:c0:b9:5b:73:d8:c3:29:e7:94
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

06/05/2021, 00:00

Not After

03/01/2023, 23:59

Subject

SERIALNUMBER=2262497,CN=Electronic Arts\, Inc.,O=Electronic Arts\, Inc.,L=Redwood City,ST=California,C=US,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

d8:8e:85:68:19:b0:1a:87:c0:ab:cc:62:fd:ef:57:16:58:37:be:13:16:fd:0d:df:5c:3f:a9:23:58:fa:dd:cc
Signer

Actual PE Digest

d8:8e:85:68:19:b0:1a:87:c0:ab:cc:62:fd:ef:57:16:58:37:be:13:16:fd:0d:df:5c:3f:a9:23:58:fa:dd:cc

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=2262497,CN=Electronic Arts\, Inc.,O=Electronic Arts\, Inc.,L=Redwood City,ST=California,C=US,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

06/12/2022, 19:04
Valid: true

Chain 1

SERIALNUMBER=2262497,CN=Electronic Arts\, Inc.,O=Electronic Arts\, Inc.,L=Redwood City,ST=California,C=US,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

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

advapi32

ConvertStringSecurityDescriptorToSecurityDescriptorA
RegOpenKeyExA
RegQueryInfoKeyW
RegEnumValueW
RegCloseKey
RegCreateKeyExA
RegSetValueExW
RegFlushKey
RegCreateKeyA
RegDeleteKeyValueW
RegDeleteTreeA
RegOpenKeyExW
RegDeleteTreeW
OpenSCManagerW
OpenServiceA
CloseServiceHandle
QueryServiceStatusEx
ControlService
RegQueryValueExA
RegSetValueExA
OpenServiceW
DeleteService
CreateServiceW
SetServiceObjectSecurity
OpenProcessToken
RegSetKeyValueA
FreeSid
CheckTokenMembership
AllocateAndInitializeSid

crypt32

CryptMsgClose
CryptQueryObject
CryptMsgGetParam
CertFindCertificateInStore
CertCloseStore
CertFreeCertificateContext
CertGetNameStringW

kernel32

GetCurrentProcessId
WaitForSingleObject
CloseHandle
GetLastError
LocalAlloc
LocalFree
MultiByteToWideChar
CopyFileW
CreateFileW
CreateProcessW
Sleep
GetSystemDirectoryW
OpenProcess
K32GetProcessImageFileNameW
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
EnterCriticalSection
WriteFile
GetModuleFileNameW
GetEnvironmentVariableW
GetFileAttributesW
GetFileSizeEx
GetModuleHandleW
FindResourceW
LoadResource
SizeofResource
LockResource
CopyFileExW
WideCharToMultiByte
FindFirstFileW
FindNextFileW
FindClose
LoadLibraryExA
SetDefaultDllDirectories
GetTickCount64
SetLastError
GetCurrentThreadId
CreateFileA
GetCurrentProcess
GetTempPathA
GetSystemTime
SystemTimeToFileTime
GetSystemWindowsDirectoryA
GetSystemDirectoryA
GetProcAddress
CreateThread
GetFinalPathNameByHandleW
GetSystemInfo
GetModuleHandleExW
GetUserPreferredUILanguages
SetEvent
HeapReAlloc
HeapAlloc
HeapFree
GetStdHandle
ExitProcess
GetConsoleOutputCP
ReadConsoleW
GetConsoleMode
SetEnvironmentVariableW
GetFileType
TzSpecificLocalTimeToSystemTime
FreeLibraryAndExitThread
ExitThread
LoadLibraryExW
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
RaiseException
RtlPcToFileHeader
RtlUnwindEx
VirtualQuery
VirtualProtect
HeapSize
WriteConsoleW
GetProcessHeap
FreeEnvironmentStringsW
GetEnvironmentStringsW
ReadFile
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
GetTimeZoneInformation
SetStdHandle
FlushFileBuffers
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
DeleteCriticalSection
ResetEvent
WaitForSingleObjectEx
CreateEventW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead
FormatMessageA
GetStringTypeW
CreateDirectoryW
FindFirstFileExW
GetFileAttributesExW
SetEndOfFile
SetFilePointerEx
SetFileTime
GetTempPathW
AreFileApisANSI
GetFileInformationByHandleEx
GetExitCodeThread
QueryPerformanceFrequency
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
InitializeCriticalSectionEx
TryEnterCriticalSection
InitOnceBeginInitialize
InitOnceComplete
EncodePointer
DecodePointer
LCMapStringEx
CompareStringEx
GetCPInfo

user32

SetWindowTextW
PostQuitMessage
EnableWindow
SetFocus
GetClientRect
SendMessageW
GetWindowTextLengthW
DefWindowProcW
SetWindowLongPtrW
DispatchMessageW
TranslateMessage
GetMessageW
UpdateWindow
ShowWindow
CreateWindowExW
GetWindowRect
GetDesktopWindow
RegisterClassW
LoadCursorW
LoadIconW
DestroyWindow
GetWindowLongPtrW

shell32

ShellExecuteExW
SHGetFolderPathW
SHCreateDirectoryExW
SHFileOperationW
CommandLineToArgvW

bcrypt

BCryptCreateHash
BCryptOpenAlgorithmProvider
BCryptFinishHash
BCryptDestroyHash
BCryptCloseAlgorithmProvider
BCryptHashData
BCryptGetProperty

comctl32

InitCommonControlsEx

shlwapi

PathFileExistsA

dbghelp

MiniDumpWriteDump

ntdll

RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind

userenv

GetUserProfileDirectoryA

Sections

.text
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 226KB - Virtual size: 226KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 174KB - Virtual size: 339KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 33KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

_RDATA
Size: 512B - Virtual size: 244B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 56.4MB - Virtual size: 56.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

099490540cfa2aaab601a2986db43b6a

Code Sign

0f:ff:09:e8:6e:24:05:c0:b9:5b:73:d8:c3:29:e7:94Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

d8:8e:85:68:19:b0:1a:87:c0:ab:cc:62:fd:ef:57:16:58:37:be:13:16:fd:0d:df:5c:3f:a9:23:58:fa:dd:ccSigner

Signature Validations

Verification

06/12/2022, 19:04 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

crypt32

kernel32

user32

shell32

bcrypt

comctl32

shlwapi

dbghelp

ntdll

userenv

Sections

.text Size: 1.9MB - Virtual size: 1.9MB

.rdata Size: 226KB - Virtual size: 226KB

.data Size: 174KB - Virtual size: 339KB

.pdata Size: 33KB - Virtual size: 32KB

.didat Size: 512B - Virtual size: 104B

_RDATA Size: 512B - Virtual size: 244B

.rsrc Size: 56.4MB - Virtual size: 56.4MB

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

0f:ff:09:e8:6e:24:05:c0:b9:5b:73:d8:c3:29:e7:94
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

d8:8e:85:68:19:b0:1a:87:c0:ab:cc:62:fd:ef:57:16:58:37:be:13:16:fd:0d:df:5c:3f:a9:23:58:fa:dd:cc
Signer

06/12/2022, 19:04
Valid: true

.text
Size: 1.9MB - Virtual size: 1.9MB

.rdata
Size: 226KB - Virtual size: 226KB

.data
Size: 174KB - Virtual size: 339KB

.pdata
Size: 33KB - Virtual size: 32KB

.didat
Size: 512B - Virtual size: 104B

_RDATA
Size: 512B - Virtual size: 244B

.rsrc
Size: 56.4MB - Virtual size: 56.4MB

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