C4Loader[.]exe

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General

Target

C4Loader.exe
Size

584KB
MD5

011aa2e6651d1309aaae1b47945e4c62
SHA1

1af135e2de02fc638583dccb02deea6c1aae1b85
SHA256

d27138d2c8f57b75de49b7699fbf49fad4d52ffdd2b564f7f5cb510539c7162f
SHA512

66484cf79df997daec8c7873e0ee21826ad95cbe467f761bf41089b74248c8131a64b39e2dfc93c7531ef76a4e3ff7a0bc899c259f9cf49d123850b1cf549b48
SSDEEP

12288:99iqjQRs0aXUig2bAJdDnJXXkQEiQydpYYFC5M2R7tveDuzwC28gi:99iqjQK0aXUigHTEi/QYFCJtGAmi

Score

N/A

Malware Config

Signatures

Files

C4Loader.exe
.exe windows x86

9cad64104356d075a08492c873a04aa6

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

a6:cf:0e:d2:53:d6:80:3e:46:3b:71:12:db:34:34:60:ee:25:dd:30:26:2d:8f:73:15:b8:5f:cb:c2:85:d7:99
Signer

Actual PE Digest

a6:cf:0e:d2:53:d6:80:3e:46:3b:71:12:db:34:34:60:ee:25:dd:30:26:2d:8f:73:15:b8:5f:cb:c2:85:d7:99

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

FormatMessageA
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LocalFree
MultiByteToWideChar
WideCharToMultiByte
LCMapStringEx
GetLocaleInfoEx
GetStringTypeW
CompareStringEx
GetCPInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
CreateFileW
RtlUnwind
RaiseException
InterlockedPushEntrySList
InterlockedFlushSList
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetCurrentThread
CloseHandle
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
SetConsoleCtrlHandler
HeapReAlloc
GetTimeZoneInformation
OutputDebugStringW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
GetProcessHeap
HeapSize
WriteConsoleW

Sections

.text
Size: 456KB - Virtual size: 455KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 83KB - Virtual size: 83KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 15KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 18KB - Virtual size: 17KB

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

9cad64104356d075a08492c873a04aa6

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

a6:cf:0e:d2:53:d6:80:3e:46:3b:71:12:db:34:34:60:ee:25:dd:30:26:2d:8f:73:15:b8:5f:cb:c2:85:d7:99Signer

Signature Validations

Verification

25/08/2021, 05:03 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 456KB - Virtual size: 455KB

.rdata Size: 83KB - Virtual size: 83KB

.data Size: 15KB - Virtual size: 20KB

.reloc Size: 18KB - Virtual size: 17KB

.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

a6:cf:0e:d2:53:d6:80:3e:46:3b:71:12:db:34:34:60:ee:25:dd:30:26:2d:8f:73:15:b8:5f:cb:c2:85:d7:99
Signer

25/08/2021, 05:03
Valid: true

.text
Size: 456KB - Virtual size: 455KB

.rdata
Size: 83KB - Virtual size: 83KB

.data
Size: 15KB - Virtual size: 20KB

.reloc
Size: 18KB - Virtual size: 17KB

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