mimikatz | mimilib[.]dll

Sharing

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General

Target

mimilib.dll
Size

56KB
MD5

ddfad0d55be70acdfea36acf28d418b3
SHA1

b82787dc098eefa8bf917f76cfb294ac3f8349f0
SHA256

d9770865ea739a8f1702a2651538f4f4de2d92888d188d8ace2c79936f9c2688
SHA512

887119b149e8df180c395251d2b95be4281f04964074b75d91e4024d3c99b1f5cea4e282ed5597500d8a7e202621d0f6696a6fc1178d110db21659b558fe927a
SSDEEP

1536:LU+LuaaQkFkTn5b7sFhWSejil3UiRoL7SPliuoL7SPA:LFuaGkTn5b7s/WSejilki6fSPliNfSPA

Score

10^/10

mimikatz

Malware Config

Signatures

Mimikatz family
mimikatz

mimikatz is an open source tool to dump credentials on Windows 1 IoCs

resource	yara_rule
sample	mimikatz

Files

mimilib.dll
.dll windows x64

eaa79f1d9e8a00542b09cb462d0658ef

Code Sign

0f:10:c0:55:a6:79:3b:59:c7:d8:f5:2d:64:b3:98:8d
Certificate

Issuer

CN=Certum Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

29/05/2021, 04:32

Not After

29/05/2022, 04:32

Subject

CN=Open Source Developer\, Benjamin Delpy,O=Open Source Developer,L=Montreuil,C=FR,1.2.840.113549.1.9.1=#0c1762656e6a616d696e4067656e74696c6b6977692e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8
Certificate

Issuer

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

19/05/2021, 05:42

Not After

18/05/2032, 05:42

Subject

CN=Certum Timestamp 2021,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

31/05/2021, 06:43

Not After

17/09/2029, 06:43

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0f:10:c0:55:a6:79:3b:59:c7:d8:f5:2d:64:b3:98:8d
Certificate

Issuer

CN=Certum Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

29/05/2021, 04:32

Not After

29/05/2022, 04:32

Subject

CN=Open Source Developer\, Benjamin Delpy,O=Open Source Developer,L=Montreuil,C=FR,1.2.840.113549.1.9.1=#0c1762656e6a616d696e4067656e74696c6b6977692e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8
Certificate

Issuer

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Not Before

19/05/2021, 05:42

Not After

18/05/2032, 05:42

Subject

CN=Certum Timestamp 2021,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

19/05/2021, 05:32

Not After

18/05/2036, 05:32

Subject

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Not Before

31/05/2021, 06:43

Not After

17/09/2029, 06:43

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

fe:e9:b0:08:25:36:78:44:27:37:03:57:7e:8a:e5:70:30:40:5d:1b:4b:90:6b:6d:f8:54:86:72:08:c5:e9:4a
Signer

Actual PE Digest

fe:e9:b0:08:25:36:78:44:27:37:03:57:7e:8a:e5:70:30:40:5d:1b:4b:90:6b:6d:f8:54:86:72:08:c5:e9:4a

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Open Source Developer\, Benjamin Delpy,O=Open Source Developer,L=Montreuil,C=FR,1.2.840.113549.1.9.1=#0c1762656e6a616d696e4067656e74696c6b6977692e636f6d

15/12/2022, 13:51
Valid: false

95:c7:10:49:29:80:7c:d9:84:5b:b4:63:d5:56:ce:aa:10:5f:f4:ce
Signer

Actual PE Digest

95:c7:10:49:29:80:7c:d9:84:5b:b4:63:d5:56:ce:aa:10:5f:f4:ce

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Open Source Developer\, Benjamin Delpy,O=Open Source Developer,L=Montreuil,C=FR,1.2.840.113549.1.9.1=#0c1762656e6a616d696e4067656e74696c6b6977692e636f6d

15/12/2022, 13:51
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

advapi32

CreateRestrictedToken
CreateProcessAsUserW
ConvertSidToStringSidA
IsTextUnicode
OpenProcessToken

ntdll

_stricmp
memcmp
RtlEqualString
RtlFreeUnicodeString
RtlStringFromGUID

rpcrt4

NdrMesTypeFree2
NdrMesTypeDecode2
MesIncrementalHandleReset
MesHandleFree
MesDecodeIncrementalHandleCreate

ole32

CoCreateInstance

kernel32

GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
GetTickCount
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
TerminateProcess
QueryPerformanceCounter
SetUnhandledExceptionFilter
VirtualProtect
Sleep
GetCurrentProcess
CloseHandle
FreeLibrary
LoadLibraryW
lstrlenW
GetProcAddress
GetLastError
LocalAlloc
LocalFree
GetTimeFormatA
GetDateFormatA
FileTimeToSystemTime
FileTimeToLocalFileTime
RaiseException
LoadLibraryA
UnhandledExceptionFilter

msvcrt

_wfopen
fclose
free
vfwprintf
fflush
memcpy
memset
__C_specific_handler
_XcptFilter
_initterm
_amsg_exit
malloc

Exports

Exports

DhcpNewPktHook
DhcpServerCalloutEntry
DllCanUnloadNow
DllGetClassObject
DnsPluginCleanup
DnsPluginInitialize
DnsPluginQuery
ExtensionApiVersion
InitializeChangeNotify
Msv1_0SubAuthenticationFilter
Msv1_0SubAuthenticationRoutine
NPGetCaps
NPLogonNotify
PasswordChangeNotify
SpLsaModeInitialize
WinDbgExtensionDllInit
coffee
mimikatz
startW

Sections

.text
Size: 19KB - Virtual size: 18KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 912B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 296B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

eaa79f1d9e8a00542b09cb462d0658ef

Code Sign

0f:10:c0:55:a6:79:3b:59:c7:d8:f5:2d:64:b3:98:8dCertificate

Extended Key Usages

Key Usages

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39Certificate

Extended Key Usages

Key Usages

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8Certificate

Extended Key Usages

Key Usages

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate

Extended Key Usages

Key Usages

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate

Key Usages

0f:10:c0:55:a6:79:3b:59:c7:d8:f5:2d:64:b3:98:8dCertificate

Extended Key Usages

Key Usages

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39Certificate

Extended Key Usages

Key Usages

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8Certificate

Extended Key Usages

Key Usages

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate

Extended Key Usages

Key Usages

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate

Key Usages

fe:e9:b0:08:25:36:78:44:27:37:03:57:7e:8a:e5:70:30:40:5d:1b:4b:90:6b:6d:f8:54:86:72:08:c5:e9:4aSigner

Signature Validations

Verification

15/12/2022, 13:51 Valid: false

95:c7:10:49:29:80:7c:d9:84:5b:b4:63:d5:56:ce:aa:10:5f:f4:ceSigner

Signature Validations

Verification

15/12/2022, 13:51 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

ntdll

rpcrt4

ole32

kernel32

msvcrt

Exports

Exports

Sections

.text Size: 19KB - Virtual size: 18KB

.rdata Size: 11KB - Virtual size: 11KB

.data Size: 2KB - Virtual size: 3KB

.pdata Size: 1024B - Virtual size: 912B

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 296B

0f:10:c0:55:a6:79:3b:59:c7:d8:f5:2d:64:b3:98:8d
Certificate

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39
Certificate

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8
Certificate

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

0f:10:c0:55:a6:79:3b:59:c7:d8:f5:2d:64:b3:98:8d
Certificate

99:a3:80:0a:26:55:3b:65:ab:dc:6e:84:a6:b3:ea:39
Certificate

f1:64:25:8c:09:b6:e2:7b:e2:0e:32:60:8e:4b:f4:a8
Certificate

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87
Certificate

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27
Certificate

fe:e9:b0:08:25:36:78:44:27:37:03:57:7e:8a:e5:70:30:40:5d:1b:4b:90:6b:6d:f8:54:86:72:08:c5:e9:4a
Signer

15/12/2022, 13:51
Valid: false

95:c7:10:49:29:80:7c:d9:84:5b:b4:63:d5:56:ce:aa:10:5f:f4:ce
Signer

15/12/2022, 13:51
Valid: false

.text
Size: 19KB - Virtual size: 18KB

.rdata
Size: 11KB - Virtual size: 11KB

.data
Size: 2KB - Virtual size: 3KB

.pdata
Size: 1024B - Virtual size: 912B

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 296B