DingtalkLauncher[.]exe

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General

Target

DingtalkLauncher.exe
Size

536KB
MD5

eaad5214eeb09b5a2b294064bc319f13
SHA1

b6ba971b1561035f7c4406edba79143a85d7781c
SHA256

c1dc6be25b10a05a9b160c3f94be068303634bc7954f37c253fb74f4d2cff560
SHA512

dcc937404338dd5ee3e51f01944e2a6cf1dfa1bf65f8217c3dd20e44a53af98ad59e7d41a11d0ee82035c15fafb20da2e6e1f7789b601727b87a36f6bbae0a83
SSDEEP

6144:jIFTt4gXv5Ibpf89BUhSrAAtHWjJiAOHopHIIYM2:jmmgXv0pf53MipHDY3

Score

1^/10

Malware Config

Signatures

Files

DingtalkLauncher.exe
.exe windows x86

a557359b9eb4a267c84e29b8f735d3ca

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0f:af:69:d7:a3:81:e9:2b:82:9f:9d:6e:3d:ad:92:5b
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

02/08/2021, 00:00

Not After

01/08/2024, 23:59

Subject

CN=DingTalk Technology Co.\,Ltd.,O=DingTalk Technology Co.\,Ltd.,L=杭州市,ST=浙江省,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0f:af:69:d7:a3:81:e9:2b:82:9f:9d:6e:3d:ad:92:5b
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

02/08/2021, 00:00

Not After

01/08/2024, 23:59

Subject

CN=DingTalk Technology Co.\,Ltd.,O=DingTalk Technology Co.\,Ltd.,L=杭州市,ST=浙江省,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

a3:99:78:02:ea:7f:b3:00:ee:12:d0:e3:24:2e:bd:36:50:2f:6c:0d:17:38:e7:99:b1:18:81:f1:68:97:cc:69
Signer

Actual PE Digest

a3:99:78:02:ea:7f:b3:00:ee:12:d0:e3:24:2e:bd:36:50:2f:6c:0d:17:38:e7:99:b1:18:81:f1:68:97:cc:69

Digest Algorithm

sha256

PE Digest Matches

true

b4:dc:53:e0:e6:d6:b2:ce:3e:5a:ad:85:5f:ea:20:54:fd:a8:91:8a
Signer

Actual PE Digest

b4:dc:53:e0:e6:d6:b2:ce:3e:5a:ad:85:5f:ea:20:54:fd:a8:91:8a

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

HeapFree
HeapSize
GetProcessHeap
InitializeCriticalSectionEx
DeleteCriticalSection
OutputDebugStringW
FindResourceExW
HeapReAlloc
LoadResource
LockResource
SizeofResource
FindResourceW
LoadLibraryW
SetEndOfFile
ReadConsoleW
ReadFile
HeapAlloc
HeapDestroy
GetLastError
RaiseException
DecodePointer
GetModuleFileNameW
GetCommandLineW
FlushFileBuffers
CreateFileW
SetStdHandle
FreeEnvironmentStringsW
QueryPerformanceCounter
QueryPerformanceFrequency
CloseHandle
WaitForSingleObjectEx
Sleep
GetCurrentThreadId
WideCharToMultiByte
MultiByteToWideChar
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
GetSystemTimeAsFileTime
GetModuleHandleW
GetProcAddress
EncodePointer
LCMapStringEx
GetCPInfo
InitializeCriticalSectionAndSpinCount
SetEvent
ResetEvent
CreateEventW
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetCurrentProcess
TerminateProcess
GetCurrentProcessId
InitializeSListHead
RtlUnwind
SetLastError
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
ExitProcess
GetStdHandle
WriteFile
GetFileType
GetConsoleOutputCP
GetConsoleMode
SetFilePointerEx
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
WriteConsoleW

advapi32

RegQueryValueExW
RegOpenKeyExW
RegCloseKey

shell32

ShellExecuteExW

shlwapi

PathFileExistsW

Sections

.text
Size: 155KB - Virtual size: 155KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 61KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 291KB - Virtual size: 290KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

a557359b9eb4a267c84e29b8f735d3ca

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0f:af:69:d7:a3:81:e9:2b:82:9f:9d:6e:3d:ad:92:5bCertificate

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0f:af:69:d7:a3:81:e9:2b:82:9f:9d:6e:3d:ad:92:5bCertificate

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

a3:99:78:02:ea:7f:b3:00:ee:12:d0:e3:24:2e:bd:36:50:2f:6c:0d:17:38:e7:99:b1:18:81:f1:68:97:cc:69Signer

b4:dc:53:e0:e6:d6:b2:ce:3e:5a:ad:85:5f:ea:20:54:fd:a8:91:8aSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

shell32

shlwapi

Sections

.text Size: 155KB - Virtual size: 155KB

.rdata Size: 61KB - Virtual size: 61KB

.data Size: 4KB - Virtual size: 8KB

.rsrc Size: 291KB - Virtual size: 290KB

.reloc Size: 9KB - Virtual size: 8KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0f:af:69:d7:a3:81:e9:2b:82:9f:9d:6e:3d:ad:92:5b
Certificate

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0f:af:69:d7:a3:81:e9:2b:82:9f:9d:6e:3d:ad:92:5b
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

a3:99:78:02:ea:7f:b3:00:ee:12:d0:e3:24:2e:bd:36:50:2f:6c:0d:17:38:e7:99:b1:18:81:f1:68:97:cc:69
Signer

b4:dc:53:e0:e6:d6:b2:ce:3e:5a:ad:85:5f:ea:20:54:fd:a8:91:8a
Signer

.text
Size: 155KB - Virtual size: 155KB

.rdata
Size: 61KB - Virtual size: 61KB

.data
Size: 4KB - Virtual size: 8KB

.rsrc
Size: 291KB - Virtual size: 290KB

.reloc
Size: 9KB - Virtual size: 8KB