matanbuchus | Matan[.]dll

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General

Target

Matan.dll
Size

144KB
MD5

fc484855692f2a7d1eae090086a1eb72
SHA1

2e9103747750b40835f58d9e57c2ab75eeaf25f6
SHA256

e58b9bbb7bcdf3e901453b7b9c9e514fed1e53565e3280353dccc77cde26a98e
SHA512

2f6b6e8aa82dc4aa61a540bae1d98682ec79e73ccfeaf9c273b053c2162f35207842f7ab2f1bc06e927d706ec88ecf209d2c57e86323c38fb43e9d694e624311
SSDEEP

3072:biKjfYjd3b9fSCNq01bKrF5HiLCK08WA46tvTj:+QfYjBMCNcC+KlWuB3

Score

10^/10

matanbuchus

Malware Config

Signatures

Matanbuchus family
matanbuchus

Files

Matan.dll
.dll regsvr32 windows:6 windows x86 arch:x86

793636b04c2e2f8cfe97a0d2fa1b60e1

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

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

20:54:83:93:6f:36:09:24:e8:d2:a4:eb:6d:3a:9f:31
Certificate

Issuer

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

Not Before

02-12-2021 00:00

Not After

02-12-2022 23:59

Subject

CN=SATURN CONSULTANCY LTD,O=SATURN CONSULTANCY LTD,ST=Essex,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6b
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

23-10-2020 00:00

Not After

22-01-2032 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #2,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

d1:81:e5:90:17:39:45:25:5f:ee:75:35:05:1a:c9:2a:7c:85:8e:96
Signer

Actual PE Digest

d1:81:e5:90:17:39:45:25:5f:ee:75:35:05:1a:c9:2a:7c:85:8e:96

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

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

user32

CharNextW
CreatePopupMenu
GetMessageTime

gdi32

TextOutA
FlattenPath
TextOutW

advapi32

RevertToSelf
IsValidSid
IsValidAcl
IsTokenRestricted
GetSidIdentifierAuthority
CveEventWrite

shell32

DuplicateIcon

ole32

CoGetCallerTID
CoCreateInstance
CoInitialize
CoTaskMemAlloc
OleInitialize
CoCancelCall

shlwapi

SHStrDupA
SHStrDupW
SHGetThreadRef

rpcrt4

UuidCreate
DceErrorInqTextA
RpcExceptionFilter

Exports

Exports

DllInstall
DllRegisterServer
DllUnregisterServer

Sections

.text
Size: 78KB - Virtual size: 78KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 25KB - Virtual size: 25KB

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: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

793636b04c2e2f8cfe97a0d2fa1b60e1

Code Sign

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

20:54:83:93:6f:36:09:24:e8:d2:a4:eb:6d:3a:9f:31Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6bCertificate

Extended Key Usages

Key Usages

d1:81:e5:90:17:39:45:25:5f:ee:75:35:05:1a:c9:2a:7c:85:8e:96Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

shlwapi

rpcrt4

Exports

Exports

Sections

.text Size: 78KB - Virtual size: 78KB

.rdata Size: 25KB - Virtual size: 25KB

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

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

.rsrc Size: 22KB - Virtual size: 21KB

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

20:54:83:93:6f:36:09:24:e8:d2:a4:eb:6d:3a:9f:31
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

8c:77:a0:00:8f:f4:d1:b0:c6:3d:9f:3a:48:83:8d:6b
Certificate

d1:81:e5:90:17:39:45:25:5f:ee:75:35:05:1a:c9:2a:7c:85:8e:96
Signer

.text
Size: 78KB - Virtual size: 78KB

.rdata
Size: 25KB - Virtual size: 25KB

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

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

.rsrc
Size: 22KB - Virtual size: 21KB