C4Loader[.]exe

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General

Target

C4Loader.exe
Size

605KB
MD5

36e7c18effa74eafc3deaa1ed610784d
SHA1

4db5ec9966bb4774e1f8454082e48685e4ef6c69
SHA256

422dd590314ca25efb6376925c54fceed3d1b40500574b6f72b03fd2bd2fd558
SHA512

98d0fff9607b5534c786503fa230554d134201b44b8134b1d796010f0f512d55e2214b7b11ec771703fab93039b953cc85da58239d11d5666ca54e5cb98de36e
SSDEEP

12288:roeWCLJztI8sLQ6givg4Nyz/DJVHEi2jfo3Rs30oEuQptT/MlK0Vvu4UgiTJ3:rpWCL48sLQ6gZvEiKfCRs3RELAO

Score

N/A

Malware Config

Signatures

Files

C4Loader.exe
.exe windows x86

09fe543467175c63f6794f6d20ea8374

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

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

Not Before

01-01-2021 00:00

Not After

06-01-2031 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,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

61:20:4d:b4:00:00:00:00:00:27
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15-04-2011 19:45

Not After

15-04-2021 19:55

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:64:96:2e:44:67:ed:cc:15:79:64:6b:73:37:ec:8c
Certificate

Issuer

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

Not Before

01-04-2019 00:00

Not After

11-01-2022 12:00

Subject

SERIALNUMBER=23638777,CN=ASUSTeK Computer Inc.,O=ASUSTeK Computer Inc.,L=Taipei City,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

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

7f:78:5a:2e:b1:5a:57:75:6e:81:70:1d:1d:b4:61:7e:65:cb:0a:a4:5c:0f:7b:e0:c0:27:59:07:29:bd:ac:1a
Signer

Actual PE Digest

7f:78:5a:2e:b1:5a:57:75:6e:81:70:1d:1d:b4:61:7e:65:cb:0a:a4:5c:0f:7b:e0:c0:27:59:07:29:bd:ac:1a

Digest Algorithm

sha256

PE Digest Matches

false

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=23638777,CN=ASUSTeK Computer Inc.,O=ASUSTeK Computer Inc.,L=Taipei City,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

25-08-2021 05:03
Valid: true

Chain 1

SERIALNUMBER=23638777,CN=ASUSTeK Computer Inc.,O=ASUSTeK Computer Inc.,L=Taipei City,C=TW,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13025457

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_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetConsoleCP
GetModuleHandleA
GetProcAddress
FormatMessageA
WideCharToMultiByte
GetCurrentThreadId
CloseHandle
WaitForSingleObjectEx
Sleep
SwitchToThread
GetExitCodeThread
GetNativeSystemInfo
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LocalFree
MultiByteToWideChar
LCMapStringEx
InitializeSRWLock
ReleaseSRWLockExclusive
AcquireSRWLockExclusive
TryEnterCriticalSection
InitializeConditionVariable
WakeConditionVariable
WakeAllConditionVariable
SleepConditionVariableCS
SleepConditionVariableSRW
QueryPerformanceCounter
QueryPerformanceFrequency
SetFileInformationByHandle
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
InitOnceExecuteOnce
CreateEventExW
CreateSemaphoreExW
FlushProcessWriteBuffers
GetCurrentProcessorNumber
GetSystemTimeAsFileTime
GetTickCount64
FreeLibraryWhenCallbackReturns
CreateThreadpoolWork
SubmitThreadpoolWork
CloseThreadpoolWork
CreateThreadpoolTimer
SetThreadpoolTimer
WaitForThreadpoolTimerCallbacks
CloseThreadpoolTimer
CreateThreadpoolWait
SetThreadpoolWait
CloseThreadpoolWait
GetModuleHandleW
GetFileInformationByHandleEx
CreateSymbolicLinkW
GetLocaleInfoEx
GetStringTypeW
CompareStringEx
GetCPInfo
GetCurrentProcessId
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetCurrentProcess
TerminateProcess
CreateFileW
RtlUnwind
RaiseException
InterlockedPushEntrySList
InterlockedFlushSList
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
ResumeThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
GetCurrentThread
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
SetConsoleCtrlHandler
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
HeapReAlloc
GetTimeZoneInformation
OutputDebugStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
HeapSize
WriteConsoleW

Sections

.text
Size: 472KB - Virtual size: 471KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 87KB - Virtual size: 86KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

09fe543467175c63f6794f6d20ea8374

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

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

61:20:4d:b4:00:00:00:00:00:27Certificate

Key Usages

0c:64:96:2e:44:67:ed:cc:15:79:64:6b:73:37:ec:8cCertificate

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

7f:78:5a:2e:b1:5a:57:75:6e:81:70:1d:1d:b4:61:7e:65:cb:0a:a4:5c:0f:7b:e0:c0:27:59:07:29:bd:ac:1aSigner

Signature Validations

Verification

25-08-2021 05:03 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 472KB - Virtual size: 471KB

.rdata Size: 87KB - Virtual size: 86KB

.data Size: 16KB - Virtual size: 22KB

.reloc Size: 19KB - Virtual size: 18KB

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

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

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

61:20:4d:b4:00:00:00:00:00:27
Certificate

0c:64:96:2e:44:67:ed:cc:15:79:64:6b:73:37:ec:8c
Certificate

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

7f:78:5a:2e:b1:5a:57:75:6e:81:70:1d:1d:b4:61:7e:65:cb:0a:a4:5c:0f:7b:e0:c0:27:59:07:29:bd:ac:1a
Signer

25-08-2021 05:03
Valid: true

.text
Size: 472KB - Virtual size: 471KB

.rdata
Size: 87KB - Virtual size: 86KB

.data
Size: 16KB - Virtual size: 22KB

.reloc
Size: 19KB - Virtual size: 18KB

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