C3RequireCheck[.]dll

Sharing

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General

Target

C3RequireCheck.dll
Size

59KB
MD5

1820aba83b8028873c6e7e546fe71285
SHA1

8c525eb9c240e27c7a8942db46eca86d482eff6a
SHA256

a481a55e2f5bb70494ae02decd9a16eaccc0bb5f95ab717b77e2c80bb7d426c5
SHA512

17db20aee575cbe3453674393846219048d166c1e41d0ab1f8235cf5fda98346c9a571dbb7854d272e9135a909c6c1ebbd0f2c5ff70c0d5c1ef1fb18f24ffab1
SSDEEP

768:RWXjzNbIPnNTrz5qxtb2vg44LVzmvinuqU4v2BcwXohBUQ1YgS:gsnNTrz5qxx2vdQVicU5ZohqmLS

Score

1^/10

Malware Config

Signatures

Files

C3RequireCheck.dll
.dll windows:4 windows x86 arch:x86

5a9ede1d8c3fde519f294a313cb1e015

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

25:0c:e8:e0:30:61:2e:9f:2b:89:f7:05:4d:7c:f8:fd
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

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageNetscapeServerGatedCrypto

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
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

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

57:b2:45:71:79:c8:ef:44:0e:31:be:22:5a:26:e9:36
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

24/05/2016, 00:00

Not After

23/07/2019, 23:59

Subject

CN=Fujian NetDragon Computer Network Information Technology Co.\,Ltd,OU=Research and development department,O=Fujian NetDragon Computer Network Information Technology Co.\,Ltd,L=Fuzhou,ST=Fujian,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

a0:59:a7:47:a7:86:56:26:4a:e6:46:e7:6f:6c:e6:77:19:14:5a:49
Signer

Actual PE Digest

a0:59:a7:47:a7:86:56:26:4a:e6:46:e7:6f:6c:e6:77:19:14:5a:49

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GetFileAttributesA
GetCurrentProcess
GetProcAddress
GetSystemDirectoryA
GetLastError
LoadLibraryA
GetModuleFileNameA
GetModuleHandleA
GetVersionExA
RtlUnwind
GetCommandLineA
GetVersion
ExitProcess
TerminateProcess
GetCurrentThreadId
TlsSetValue
TlsAlloc
TlsFree
SetLastError
TlsGetValue
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
DeleteCriticalSection
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
GetEnvironmentVariableA
HeapDestroy
HeapCreate
VirtualFree
HeapFree
WriteFile
SetFilePointer
EnterCriticalSection
LeaveCriticalSection
InterlockedDecrement
InterlockedIncrement
MultiByteToWideChar
GetStringTypeA
GetStringTypeW
InitializeCriticalSection
HeapAlloc
GetCPInfo
GetACP
GetOEMCP
VirtualAlloc
HeapReAlloc
SetStdHandle
ReadFile
LCMapStringA
LCMapStringW
FlushFileBuffers
CloseHandle

Exports

Exports

?C3EnvCheck@@YAHXZ
?C3EnvCheck_Property@@YAHH@Z
?GetVersionNumber@@YAHXZ
?GetVersionString@@YAPBDXZ
C3EnvCheck
C3EnvCheck_Property
GetVersionNumber
GetVersionString

Sections

.text
Size: 28KB - Virtual size: 27KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5a9ede1d8c3fde519f294a313cb1e015

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

25:0c:e8:e0:30:61:2e:9f:2b:89:f7:05:4d:7c:f8:fdCertificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

57:b2:45:71:79:c8:ef:44:0e:31:be:22:5a:26:e9:36Certificate

Extended Key Usages

Key Usages

a0:59:a7:47:a7:86:56:26:4a:e6:46:e7:6f:6c:e6:77:19:14:5a:49Signer

Headers

File Characteristics

Imports

kernel32

Exports

Exports

Sections

.text Size: 28KB - Virtual size: 27KB

.rdata Size: 4KB - Virtual size: 3KB

.data Size: 12KB - Virtual size: 17KB

.reloc Size: 4KB - Virtual size: 3KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

25:0c:e8:e0:30:61:2e:9f:2b:89:f7:05:4d:7c:f8:fd
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

57:b2:45:71:79:c8:ef:44:0e:31:be:22:5a:26:e9:36
Certificate

a0:59:a7:47:a7:86:56:26:4a:e6:46:e7:6f:6c:e6:77:19:14:5a:49
Signer

.text
Size: 28KB - Virtual size: 27KB

.rdata
Size: 4KB - Virtual size: 3KB

.data
Size: 12KB - Virtual size: 17KB

.reloc
Size: 4KB - Virtual size: 3KB