c8e0aa3b859ac505c2811eaa7e2004d6e3b351d004739e2a00a7a96f3d12430c[.]dll

Sharing

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General

Target

c8e0aa3b859ac505c2811eaa7e2004d6e3b351d004739e2a00a7a96f3d12430c.dll
Size

165KB
MD5

e1195813a9591fc7a790a4336645c2da
SHA1

5f9117624e0520f369720035fe5137ff0505ea6a
SHA256

c8e0aa3b859ac505c2811eaa7e2004d6e3b351d004739e2a00a7a96f3d12430c
SHA512

2938cbaceff4144c4a639e4d67bcaa5068284aaf77bddf11ec5c6cecafb17db60e36dea0aaf2a082521f03d8f0730d4e27bfc1f7f79b3f2d6591bb43e5c084d8
SSDEEP

3072:FQO8F9MRWkb5+YZ3qcdk4zRc4nsEwp82RTnSxFgwpwhcr:Z8/M9b53aH4PnqjSBwhcr

Score

1^/10

Malware Config

Signatures

Files

c8e0aa3b859ac505c2811eaa7e2004d6e3b351d004739e2a00a7a96f3d12430c.dll
.dll windows x64

36895010a51643fd82e39e17faab3448

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

4d:eb:26:44:a5:ad:14:88:f9:8f:6a:8d:6b:ca:1f:ab
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

05/10/2022, 00:00

Not After

04/10/2024, 23:59

Subject

CN=coolschool,O=coolschool,ST=Gyeonggi-do,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

99:38:4c:94:bb:9b:8a:00:fd:f2:9d:42:48:00:e9:25:9a:47:aa:b4
Signer

Actual PE Digest

99:38:4c:94:bb:9b:8a:00:fd:f2:9d:42:48:00:e9:25:9a:47:aa:b4

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=coolschool,O=coolschool,ST=Gyeonggi-do,C=KR

04/11/2022, 09:06
Valid: true

Chain 1

CN=coolschool,O=coolschool,ST=Gyeonggi-do,C=KR

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

DeviceIoControl
CreateFileW
Sleep
GetSystemInfo
CreateThread
GlobalMemoryStatusEx
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
InterlockedFlushSList
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
RaiseException
ReadFile
FindClose
FindFirstFileExW
FindNextFileW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
HeapFree
HeapAlloc
HeapReAlloc
CompareStringW
LCMapStringW
SetFilePointerEx
GetConsoleMode
ReadConsoleW
GetStdHandle
GetFileType
MultiByteToWideChar
WideCharToMultiByte
CloseHandle
WriteFile
GetConsoleOutputCP
GetFileSizeEx
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
GetProcessHeap
GetStringTypeW
SetStdHandle
GetTimeZoneInformation
FlushFileBuffers
HeapSize
SetEndOfFile
WriteConsoleW

Sections

.text
Size: 98KB - Virtual size: 97KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 44KB

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

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 252B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 248B

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

36895010a51643fd82e39e17faab3448

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

4d:eb:26:44:a5:ad:14:88:f9:8f:6a:8d:6b:ca:1f:abCertificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

99:38:4c:94:bb:9b:8a:00:fd:f2:9d:42:48:00:e9:25:9a:47:aa:b4Signer

Signature Validations

Verification

04/11/2022, 09:06 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 98KB - Virtual size: 97KB

.rdata Size: 45KB - Virtual size: 44KB

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

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

_RDATA Size: 512B - Virtual size: 252B

.rsrc Size: 512B - Virtual size: 248B

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

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

4d:eb:26:44:a5:ad:14:88:f9:8f:6a:8d:6b:ca:1f:ab
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

99:38:4c:94:bb:9b:8a:00:fd:f2:9d:42:48:00:e9:25:9a:47:aa:b4
Signer

04/11/2022, 09:06
Valid: true

.text
Size: 98KB - Virtual size: 97KB

.rdata
Size: 45KB - Virtual size: 44KB

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

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

_RDATA
Size: 512B - Virtual size: 252B

.rsrc
Size: 512B - Virtual size: 248B

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