l1cn40ww[.]exe

Sharing

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General

Target

l1cn40ww.exe
Size

15.0MB
MD5

a1b827c84623bdd5c1ee9f1e236e3d36
SHA1

19f37ef54e5a2c2acbd3792ac1b14bbf7e47d1d6
SHA256

6545cf6fe60cfedfc95c7399555c1a95a54f3f0689e237b56827372fe1044edd
SHA512

d8b5a95b50e8a5df4f3d9b720da7bb3978c99e92f99e8f539225bfbec8dd8fca3d91c2d5e6412811fb6470a0f107651f4647a4ac11bc8a48bd005a2070d50758
SSDEEP

393216:Jg7hQyX0ArdOnEFk4tZTbHKxNDNKIA/weDS1L+KhkrYai8T9:C/jgEe47TbKnfpoS1L+60YaRT9

Score

1^/10

Malware Config

Signatures

Files

l1cn40ww.exe
.exe windows:6 windows x64 arch:x64

468c891519edce0142d8ce239f822e65

Code Sign

05:9b:1b:57:9e:8e:21:32:e2:39:07:bd:a7:77:75:5c
Certificate

Issuer

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

Not Before

01/08/2013, 12:00

Not After

15/01/2038, 12:00

Subject

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

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

07:ea:0d:b6:29:e5:89:78:27:1f:50:22:4e:c6:a2:d9
Certificate

Issuer

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

Not Before

06/11/2023, 00:00

Not After

05/11/2024, 23:59

Subject

CN=Lenovo,OU=G29,O=Lenovo,L=Morrisville,ST=North Carolina,C=US

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

59:ad:5b:00:68:dd:24:6d:36:1a:0e:c8:80:24:f9:64:82:6c:a6:92:7e:44:ed:00:02:28:0b:7c:01:c9:1e:d7
Signer

Actual PE Digest

59:ad:5b:00:68:dd:24:6d:36:1a:0e:c8:80:24:f9:64:82:6c:a6:92:7e:44:ed:00:02:28:0b:7c:01:c9:1e:d7

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

D:\BIOS\dist\Tool\ToolPhoenix\LenovoBiosUpdateToolShellBuilder_v1.2.5\LenovoBiosUpdateToolShell\LenovoBiosUpdateToolShell\x64\Release\BiosUpdateTool.pdb

Imports

kernel32

SetCurrentDirectoryA
GetTempPathA
GetLastError
GetCurrentThread
LockResource
LocalAlloc
LocalFree
GetExitCodeProcess
WriteConsoleW
FlushFileBuffers
SetFilePointerEx
WaitForSingleObject
CreateMutexA
FindResourceA
GetCurrentProcess
SizeofResource
GetModuleFileNameA
CreateDirectoryA
SystemTimeToFileTime
CloseHandle
CreateFileA
GetFileAttributesA
LocalFileTimeToFileTime
GetCurrentDirectoryA
SetFilePointer
SetFileTime
WriteFile
LoadResource
ReadFile
GetConsoleMode
GetConsoleCP
HeapReAlloc
HeapSize
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
GetCommandLineA
GetCommandLineW
GetStdHandle
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
GetFileType
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
LCMapStringW
SetStdHandle
GetStringTypeW
GetProcessHeap
CreateFileW

user32

LoadStringA
wsprintfA

advapi32

RegCloseKey
AccessCheck
SetSecurityDescriptorOwner
RegQueryValueExA
AllocateAndInitializeSid
IsValidSecurityDescriptor
OpenProcessToken
FreeSid
InitializeSecurityDescriptor
RegOpenKeyExA
InitializeAcl
DuplicateToken
GetLengthSid
AddAccessAllowedAce
OpenThreadToken
SetSecurityDescriptorGroup
SetSecurityDescriptorDacl

shell32

ShellExecuteExA

ole32

CoCreateGuid

Sections

.text
Size: 90KB - Virtual size: 90KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 50KB - Virtual size: 49KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 204B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 14.9MB - Virtual size: 14.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

468c891519edce0142d8ce239f822e65

Code Sign

05:9b:1b:57:9e:8e:21:32:e2:39:07:bd:a7:77:75:5cCertificate

Key Usages

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

Extended Key Usages

Key Usages

07:ea:0d:b6:29:e5:89:78:27:1f:50:22:4e:c6:a2: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

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

59:ad:5b:00:68:dd:24:6d:36:1a:0e:c8:80:24:f9:64:82:6c:a6:92:7e:44:ed:00:02:28:0b:7c:01:c9:1e:d7Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

advapi32

shell32

ole32

Sections

.text Size: 90KB - Virtual size: 90KB

.rdata Size: 50KB - Virtual size: 49KB

.data Size: 2KB - Virtual size: 6KB

.pdata Size: 6KB - Virtual size: 5KB

.gfids Size: 512B - Virtual size: 204B

.rsrc Size: 14.9MB - Virtual size: 14.9MB

.reloc Size: 2KB - Virtual size: 1KB

05:9b:1b:57:9e:8e:21:32:e2:39:07:bd:a7:77:75:5c
Certificate

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

07:ea:0d:b6:29:e5:89:78:27:1f:50:22:4e:c6:a2:d9
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

59:ad:5b:00:68:dd:24:6d:36:1a:0e:c8:80:24:f9:64:82:6c:a6:92:7e:44:ed:00:02:28:0b:7c:01:c9:1e:d7
Signer

.text
Size: 90KB - Virtual size: 90KB

.rdata
Size: 50KB - Virtual size: 49KB

.data
Size: 2KB - Virtual size: 6KB

.pdata
Size: 6KB - Virtual size: 5KB

.gfids
Size: 512B - Virtual size: 204B

.rsrc
Size: 14.9MB - Virtual size: 14.9MB

.reloc
Size: 2KB - Virtual size: 1KB