matanbuchus | pkmcntrs[.]dll

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General

Target

pkmcntrs.dll
Size

1.5MB
MD5

d902d9b6580de0f0264e23b4000b5070
SHA1

9ca85ea9142c2135fc912bbbcb6d1db85c40f3a4
SHA256

67a9e8599ab71865a97e75dae9be438c24d015a93e6a12fb5b450ec558528290
SHA512

c971dacbfd9b9bb9e6a6f6d666576c2ff5f8854941b5b9c5057d907032cdba902fab7723bcb2b81108b2657edc964ef90d78f2a43252714350129e72b3c4416b
SSDEEP

24576:p8OW3X7l4mg7w/YxASU4FwBJv6SWQsX9bezOTpV8Qs6:BIrlRoxASU4urCvfIeVnv

Score

10^/10

matanbuchus

Malware Config

Signatures

Matanbuchus family
matanbuchus

Files

pkmcntrs.dll
.dll windows x86

b9745e87216b55cea55b7bfe249324ac

Code Sign

01
Certificate

Issuer

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

Not Before

01-01-2004 00:00

Not After

31-12-2028 23:59

Subject

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

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

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

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

ed:a0:f4:7b:3b:38:e7:81:cd:f6:ef:6b:e5:d3:f6:ee
Certificate

Issuer

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

Not Before

26-04-2022 00:00

Not After

26-04-2023 23:59

Subject

CN=ADVANCED ACCESS SERVICES LTD,O=ADVANCED ACCESS SERVICES LTD,ST=Ayrshire,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

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

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

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

Not Before

29-03-2022 00:00

Not After

14-03-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

fa:ea:c7:3f:e4:d8:4f:a1:43:d0:70:c5:92:c1:a1:66:8b:93:45:ad
Signer

Actual PE Digest

fa:ea:c7:3f:e4:d8:4f:a1:43:d0:70:c5:92:c1:a1:66:8b:93:45:ad

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

CN=ADVANCED ACCESS SERVICES LTD,O=ADVANCED ACCESS SERVICES LTD,ST=Ayrshire,C=GB

26-04-2022 17:25
Valid: true

Chain 1

CN=ADVANCED ACCESS SERVICES LTD,O=ADVANCED ACCESS SERVICES LTD,ST=Ayrshire,C=GB

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_DYNAMIC_BASE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CloseHandle
GetStringTypeW
SetFilePointerEx
CreateFileW
GetDateFormatEx
GetTimeFormatEx
DisableThreadLibraryCalls
InitOnceComplete
InitOnceBeginInitialize
InitOnceExecuteOnce
DeleteCriticalSection
InitializeCriticalSectionEx
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
GetConsoleMode
GetConsoleOutputCP
WriteFile
FlushFileBuffers
QueryPerformanceCounter
GetLastError
RaiseException
FreeEnvironmentStringsW
GetEnvironmentStringsW
WideCharToMultiByte
MultiByteToWideChar
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
GetFileType
GetStdHandle
SetStdHandle
DecodePointer
WriteConsoleW
LCMapStringW
IsProcessorFeaturePresent
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetModuleHandleW
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
GetCurrentProcess
TerminateProcess
OutputDebugStringW
EnterCriticalSection
LeaveCriticalSection
RtlUnwind
InterlockedFlushSList
SetLastError
EncodePointer
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetModuleFileNameW

user32

DefWindowProcW
AllowSetForegroundWindow
DestroyWindow

gdi32

CreateFontIndirectW
GetStockObject
SetBkColor
D3DKMTEscape
D3DKMTCloseAdapter
D3DKMTOpenAdapterFromDeviceName
D3DKMTQueryAdapterInfo
Polyline

winspool.drv

GetPrintOutputInfo

advapi32

IsValidAcl
RegisterTraceGuidsW
UnregisterTraceGuids
GetTraceEnableLevel
GetTraceEnableFlags
TraceMessage
IsValidSid

ole32

CoTaskMemFree
CoTaskMemAlloc

shlwapi

PathParseIconLocationW
PathCanonicalizeA

comctl32

CreateStatusWindowW
ord5

api-ms-win-core-winrt-l1-1-0

RoGetActivationFactory

tdh

TdhGetProperty
TdhGetPropertySize

mf

MFGetService
MFCreatePresentationClock

userenv

UnloadUserProfile
DestroyEnvironmentBlock
LoadUserProfileW

mfplat

MFGetSystemTime
MFCreateSystemTimeSource
MFShutdown
MFStartup

imm32

ImmDisableIME

normaliz

IdnToUnicode
IdnToAscii

ntdsapi

DsGetDomainControllerInfoW
DsFreeNameResultW

Exports

Exports

DllInstall

Sections

.text
Size: 116KB - Virtual size: 116KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 30KB - Virtual size: 30KB

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

.reloc
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b9745e87216b55cea55b7bfe249324ac

Code Sign

01Certificate

Key Usages

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

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

ed:a0:f4:7b:3b:38:e7:81:cd:f6:ef:6b:e5:d3:f6:eeCertificate

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

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

Extended Key Usages

Key Usages

fa:ea:c7:3f:e4:d8:4f:a1:43:d0:70:c5:92:c1:a1:66:8b:93:45:adSigner

Signature Validations

Verification

26-04-2022 17:25 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

winspool.drv

advapi32

ole32

shlwapi

comctl32

api-ms-win-core-winrt-l1-1-0

tdh

mf

userenv

mfplat

imm32

normaliz

ntdsapi

Exports

Exports

Sections

.text Size: 116KB - Virtual size: 116KB

.rdata Size: 30KB - Virtual size: 30KB

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

.reloc Size: 5KB - Virtual size: 4KB

.rsrc Size: 1.3MB - Virtual size: 1.3MB

01
Certificate

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

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

ed:a0:f4:7b:3b:38:e7:81:cd:f6:ef:6b:e5:d3:f6:ee
Certificate

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

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

fa:ea:c7:3f:e4:d8:4f:a1:43:d0:70:c5:92:c1:a1:66:8b:93:45:ad
Signer

26-04-2022 17:25
Valid: true

.text
Size: 116KB - Virtual size: 116KB

.rdata
Size: 30KB - Virtual size: 30KB

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

.reloc
Size: 5KB - Virtual size: 4KB

.rsrc
Size: 1.3MB - Virtual size: 1.3MB