ksolaunch[.]exe

Sharing

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General

Target

ksolaunch.exe
Size

829KB
MD5

ed2b30c8be67401676b9896db90cba77
SHA1

5c06a05553bf554eaa6bfdbd89e2c5759427e673
SHA256

b7c22b0dce4efa730e7f94718dc0e04ab940f359f1e5e8f9aff8486dbed8e968
SHA512

bad777a693b4f9c1f80582522369a8d824545c49b723e668945dadaf036d95eb78357643ea0498e3255bb90b1040ff8ae23e95a07943d18bd7ee8237750da6b6
SSDEEP

24576:T7dIYKA5daYLraPkOkM1+jz0ESW9AR3lbnVIGtdoXwEhBQgAGaCKJ1wSvXhJNE8x:1V2YLmkDM+CtNTyy

Score

1^/10

Malware Config

Signatures

Files

ksolaunch.exe
.exe windows:5 windows x86 arch:x86

f38923c9af0e185726b52c5b9f2da977

Code Sign

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

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

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

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

05:a8:1d:3b:96:27:0d:9a:1d:eb:07:cd:88:67:d0:a9
Certificate

Issuer

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

Not Before

14/10/2021, 00:00

Not After

16/10/2024, 23:59

Subject

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=珠海市,ST=广东省,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

05:a8:1d:3b:96:27:0d:9a:1d:eb:07:cd:88:67:d0:a9
Certificate

Issuer

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

Not Before

14/10/2021, 00:00

Not After

16/10/2024, 23:59

Subject

CN=Zhuhai Kingsoft Office Software Co.\, Ltd.,O=Zhuhai Kingsoft Office Software Co.\, Ltd.,L=珠海市,ST=广东省,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,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

ba:2e:f9:03:eb:68:be:ac:60:44:6b:f4:d0:7d:67:ad:68:49:28:e9:7e:8a:c9:ec:10:49:05:26:9a:96:1b:ab
Signer

Actual PE Digest

ba:2e:f9:03:eb:68:be:ac:60:44:6b:f4:d0:7d:67:ad:68:49:28:e9:7e:8a:c9:ec:10:49:05:26:9a:96:1b:ab

Digest Algorithm

sha256

PE Digest Matches

true

ef:e6:ff:5a:c8:66:3a:94:60:61:21:99:4e:21:c8:6e:08:72:43:77
Signer

Actual PE Digest

ef:e6:ff:5a:c8:66:3a:94:60:61:21:99:4e:21:c8:6e:08:72:43:77

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

H:\rc_bug_v12_i18_202405\Build\Release\WPSOffice\office6\ksolaunch_xa.pdb

Imports

kernel32

CloseHandle
GetLastError
GetSystemDirectoryW
GetSystemWow64DirectoryW
FreeLibrary
GetModuleFileNameW
GetProcAddress
LoadLibraryW
GetCommandLineW
GetCurrentProcess
LocalFree
CopyFileW
CreateDirectoryW
FindClose
FindFirstFileW
FindNextFileW
VirtualAlloc
VirtualFree
CreateFileW
GetFileAttributesExW
ReadFile
CreateEventW
WaitForMultipleObjects
GetTickCount
MultiByteToWideChar
WideCharToMultiByte
WriteConsoleW
RaiseException
GetSystemInfo
VirtualProtect
VirtualQuery
GetModuleHandleW
LoadLibraryExA
VerSetConditionMask
lstrlenW
GetPrivateProfileIntW
GetPrivateProfileStringW
VerifyVersionInfoW
GetEnvironmentVariableW
SetEnvironmentVariableW
CreateProcessW
ExpandEnvironmentStringsW
Sleep
GetCurrentProcessId
GetCurrentThread
ProcessIdToSessionId
OpenProcess
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
GetLongPathNameW
DecodePointer
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
TryEnterCriticalSection
GetCurrentThreadId
EncodePointer
GetCPInfo
SetLastError
SwitchToThread
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
QueryPerformanceCounter
CompareStringW
LCMapStringW
GetLocaleInfoW
SetEvent
ResetEvent
WaitForSingleObjectEx
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
TerminateProcess
OutputDebugStringW
SignalObjectAndWait
CreateThread
SetThreadPriority
GetThreadPriority
GetLogicalProcessorInformation
CreateTimerQueueTimer
ChangeTimerQueueTimer
DeleteTimerQueueTimer
GetNumaHighestNodeNumber
GetProcessAffinityMask
SetThreadAffinityMask
RegisterWaitForSingleObject
UnregisterWait
GetThreadTimes
FreeLibraryAndExitThread
GetModuleHandleA
LoadLibraryExW
GetVersionExW
DuplicateHandle
ReleaseSemaphore
InterlockedPopEntrySList
InterlockedPushEntrySList
InterlockedFlushSList
QueryDepthSList
UnregisterWaitEx
CreateTimerQueue
RtlUnwind
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
HeapReAlloc
HeapAlloc
GetFileType
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetConsoleMode
ReadConsoleW
SetFilePointerEx
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetProcessHeap
HeapSize
FlushFileBuffers
GetConsoleCP
SetEndOfFile

Sections

.text
Size: 347KB - Virtual size: 347KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 109KB - Virtual size: 109KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 11KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 321KB - Virtual size: 320KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f38923c9af0e185726b52c5b9f2da977

Code Sign

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

Key Usages

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

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

05:a8:1d:3b:96:27:0d:9a:1d:eb:07:cd:88:67:d0:a9Certificate

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

05:a8:1d:3b:96:27:0d:9a:1d:eb:07:cd:88:67:d0:a9Certificate

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

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

ba:2e:f9:03:eb:68:be:ac:60:44:6b:f4:d0:7d:67:ad:68:49:28:e9:7e:8a:c9:ec:10:49:05:26:9a:96:1b:abSigner

ef:e6:ff:5a:c8:66:3a:94:60:61:21:99:4e:21:c8:6e:08:72:43:77Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 347KB - Virtual size: 347KB

.rdata Size: 109KB - Virtual size: 109KB

.data Size: 11KB - Virtual size: 15KB

.rsrc Size: 321KB - Virtual size: 320KB

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

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

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

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

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

05:a8:1d:3b:96:27:0d:9a:1d:eb:07:cd:88:67:d0:a9
Certificate

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

05:a8:1d:3b:96:27:0d:9a:1d:eb:07:cd:88:67:d0:a9
Certificate

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
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

ba:2e:f9:03:eb:68:be:ac:60:44:6b:f4:d0:7d:67:ad:68:49:28:e9:7e:8a:c9:ec:10:49:05:26:9a:96:1b:ab
Signer

ef:e6:ff:5a:c8:66:3a:94:60:61:21:99:4e:21:c8:6e:08:72:43:77
Signer

.text
Size: 347KB - Virtual size: 347KB

.rdata
Size: 109KB - Virtual size: 109KB

.data
Size: 11KB - Virtual size: 15KB

.rsrc
Size: 321KB - Virtual size: 320KB

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