meshagent | meshagent64-UNIDADDEARCHIVOGENERAL[.]exe

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General

Target

meshagent64-UNIDADDEARCHIVOGENERAL.exe
Size

2.9MB
MD5

96e9516b53a7bb176775fd12b024ab07
SHA1

e648531fa9f7bf84a86dd89a05588da445605d4f
SHA256

3c355223bc62ba981bfd89c0cea83bf97c3922724082cdb1968611e22b032eca
SHA512

c3e33fa7a963ff73db0c7f2126ad05f2d217710c98d4a2a00505087cfa3808ea3277211dffdda29bc6209b48b28d340ce2db663102de7d218472c1487692a314
SSDEEP

49152:9yEEFoRjQ86ctQAWrk9k+PhBFB3FFIBoYCIYSMFvf0VQc9pdQPn:9nj36pUk0TkfYiQ/n

Score

10^/10

unidad de archivo general meshagent

Malware Config

Extracted

Family

meshagent

Version

Botnet

UNIDAD DE ARCHIVO GENERAL

http://colibri.chuquisaca.gob.bo:443/agent.ashx

Attributes

mesh_id
0x1D449E06756DEB696DFE114FE83E6D57CF893ECCCCA739CFCC58CD393236EAA06590BC34D172CD4BD10FD29D625447B2
server_id
77F03DBA4A0D9B475F79044A818A18B276F59E471227825488B87E9061C6EA43888A93BB01AA5EB6E01E388DD64E83CA
wss
wss://colibri.chuquisaca.gob.bo:443/agent.ashx

Signatures

Detects MeshAgent payload 1 IoCs

resource	yara_rule
sample	family_meshagent

Meshagent family
meshagent

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
meshagent64-UNIDADDEARCHIVOGENERAL.exe

Files

meshagent64-UNIDADDEARCHIVOGENERAL.exe
.exe windows:6 windows x64 arch:x64

d01cc3ccd4e258e08c52468271c93805

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

C:\MeshAgent\MeshAgent\Release\MeshService64.pdb

Imports

dbghelp

MiniDumpWriteDump
SymFromAddr
StackWalk64
SymInitialize
SymFunctionTableAccess64
SymGetLineFromAddr64
SymGetModuleBase64

iphlpapi

GetAdaptersAddresses
SendARP
ConvertLengthToIpv4Mask
GetAdaptersInfo

ws2_32

send
getsockname
WSASocketW
ntohs
gethostname
htonl
htons
WSASetLastError
listen
closesocket
bind
recv
__WSAFDIsSet
setsockopt
socket
sendto
getsockopt
recvfrom
connect
shutdown
WSAIoctl
GetAddrInfoW
WSAResetEvent
WSAEventSelect
WSAStartup
WSACreateEvent
WSACloseEvent
select
ioctlsocket
ntohl
accept
WSAGetLastError
WSACleanup
FreeAddrInfoW

crypt32

CertEnumCertificatesInStore
CertDeleteCertificateFromStore
CryptAcquireCertificatePrivateKey
CertAddEncodedCertificateToStore
CryptMsgClose
CryptMsgUpdate
CryptExportPublicKeyInfo
CertCreateSelfSignCertificate
CertFreeCertificateContext
CryptMsgOpenToEncode
CertAddCertificateContextToStore
PFXExportCertStore
CryptSignAndEncodeCertificate
CertCloseStore
CertStrToNameA
CryptMsgGetParam
CryptEncodeObject
CertSetCertificateContextProperty
CertFindCertificateInStore
CryptMsgCalculateEncodedLength
CertOpenStore
CertStrToNameW
CertDuplicateCertificateContext
CertGetCertificateContextProperty

version

GetFileVersionInfoSizeW
GetFileVersionInfoW
VerQueryValueA

gdiplus

GdipGetImageEncoders
GdipCloneImage
GdiplusStartup
GdipAlloc
GdipDisposeImage
GdipFree
GdipGetImageEncodersSize
GdipSaveImageToStream
GdiplusShutdown
GdipLoadImageFromStream

ncrypt

NCryptFinalizeKey
BCryptOpenAlgorithmProvider
NCryptOpenStorageProvider
NCryptCreatePersistedKey
NCryptFreeObject
NCryptSetProperty
BCryptCloseAlgorithmProvider
BCryptGenRandom

kernel32

UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
GetFullPathNameW
GetStdHandle
WriteFile
LoadLibraryExA
GetModuleFileNameW
GetSystemPowerStatus
OpenProcess
MultiByteToWideChar
Sleep
GetLastError
CloseHandle
GetCurrentDirectoryW
SetCurrentDirectoryW
GetProcAddress
SetEnvironmentVariableA
CreateProcessW
FreeLibrary
WideCharToMultiByte
WaitForSingleObject
GetCurrentThreadId
GetModuleHandleA
CreateThread
QueueUserAPC
OpenThread
ReadFile
LoadLibraryA
SleepEx
SetSystemPowerState
GetCurrentProcess
SetThreadExecutionState
HeapFree
TlsFree
GetProcessHeap
SystemTimeToFileTime
GetSystemTime
FileTimeToSystemTime
QueryPerformanceFrequency
SystemTimeToTzSpecificLocalTime
QueryPerformanceCounter
ReleaseSemaphore
CreateSemaphoreA
CancelIo
FindFirstFileW
FindNextFileW
RemoveDirectoryW
GetFinalPathNameByHandleW
GetDriveTypeA
SetFilePointer
FindFirstVolumeA
FindClose
CreateFileW
GetVolumePathNamesForVolumeNameA
GetFileAttributesExW
ReadDirectoryChangesW
FindNextVolumeA
FindVolumeClose
GetDiskFreeSpaceExA
CreateEventA
GetModuleHandleExA
WaitForMultipleObjectsEx
CreateNamedPipeA
DisconnectNamedPipe
CreateFileA
CancelIoEx
LocalFree
ConnectNamedPipe
SetConsoleOutputCP
IsDebuggerPresent
SetUnhandledExceptionFilter
CancelSynchronousIo
SetEvent
WaitForSingleObjectEx
ResetEvent
GetThreadId
GetCurrentProcessId
GetEnvironmentStrings
FreeEnvironmentStringsA
CopyFileW
RtlCaptureContext
SuspendThread
ResumeThread
DuplicateHandle
GetTickCount64
GetCurrentThread
GetOverlappedResult
GetThreadContext
TerminateProcess
WTSGetActiveConsoleSessionId
GetExitCodeProcess
SetEndOfFile
DeleteFileW
SetFilePointerEx
SetConsoleCtrlHandler
FreeConsole
SetLastError
GetFileType
EncodePointer
SwitchToFiber
DeleteFiber
CreateFiber
GetSystemTimeAsFileTime
ConvertFiberToThread
ConvertThreadToFiber
GetEnvironmentVariableW
GetConsoleMode
ReadConsoleA
ReadConsoleW
SetConsoleMode
LoadLibraryExW
ExitProcess
GetModuleHandleExW
CreateDirectoryW
GetConsoleCP
MoveFileExW
SetEnvironmentVariableW
GetTimeZoneInformation
SetStdHandle
GetDriveTypeW
PeekNamedPipe
GetCommandLineA
GetCommandLineW
GetACP
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetStringTypeW
HeapReAlloc
FlushFileBuffers
WriteConsoleW
GetCPInfo
FindFirstFileExW
IsProcessorFeaturePresent
InitializeSListHead
GetStartupInfoW
GetTempPathW
RtlUnwindEx
IsValidCodePage
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
RaiseException
HeapSize
RtlPcToFileHeader
HeapAlloc
GetModuleHandleW

user32

GetWindowPlacement
ShowWindow
SetWindowPlacement
SetWindowTextA
GetDlgItem
DialogBoxParamW
EnableWindow
MessageBeep
ExitWindowsEx
GetUserObjectInformationA
EnumDisplayMonitors
GetSystemMetrics
SetThreadDesktop
GetThreadDesktop
CloseDesktop
BlockInput
GetMonitorInfoA
OpenInputDesktop
GetMessageA
GetMessageExtraInfo
SetWindowTextW
LoadCursorA
DestroyWindow
GetDC
PostMessageA
GetIconInfo
GetCursorInfo
MapVirtualKeyA
GetForegroundWindow
DefWindowProcA
CreateWindowExA
TranslateMessage
UnregisterClassA
DrawIconEx
SetWinEventHook
RegisterClassExA
UnhookWinEvent
SetForegroundWindow
ReleaseDC
SendInput
SetProcessDPIAware
EndDialog
GetProcessWindowStation
GetUserObjectInformationW
MessageBoxW
DispatchMessageA

gdi32

GetDIBits
BitBlt
StretchBlt
DeleteDC
SetStretchBltMode
CreateCompatibleBitmap
SelectObject
GetObjectA
DeleteObject
CreateCompatibleDC

advapi32

DeregisterEventSource
CryptGetProvParam
CryptSetHashParam
CryptEnumProvidersW
CryptSignHashW
CryptDestroyHash
CryptCreateHash
CryptDecrypt
CryptExportKey
RegDeleteValueA
RegCreateKeyW
RegOpenKeyExA
RegSetValueExA
RegQueryValueExA
RegDeleteKeyA
RegCloseKey
OpenProcessToken
InitiateSystemShutdownA
LookupPrivilegeValueA
AdjustTokenPrivileges
CryptReleaseContext
RegSetValueExW
CryptDestroyKey
InitializeSecurityDescriptor
SetEntriesInAclA
SetSecurityDescriptorDacl
DuplicateTokenEx
CreateProcessAsUserW
SetTokenInformation
OpenServiceA
CheckTokenMembership
FreeSid
RegisterServiceCtrlHandlerExA
OpenSCManagerA
SetServiceStatus
AllocateAndInitializeSid
CloseServiceHandle
QueryServiceStatus
StartServiceCtrlDispatcherA
CryptAcquireContextW
RegisterEventSourceW
ReportEventW
CryptGetUserKey

shell32

ShellExecuteExW

ole32

CoCreateInstance
CoUninitialize
CoInitializeEx
CreateStreamOnHGlobal

oleaut32

SysStringLen
SysAllocString
SysFreeString

Sections

.text
Size: 2.0MB - Virtual size: 2.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 801KB - Virtual size: 800KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 19KB - Virtual size: 179KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 100KB - Virtual size: 100KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 196B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

Files

d01cc3ccd4e258e08c52468271c93805

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

dbghelp

iphlpapi

ws2_32

crypt32

version

gdiplus

ncrypt

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

Sections

.text Size: 2.0MB - Virtual size: 2.0MB

.rdata Size: 801KB - Virtual size: 800KB

.data Size: 19KB - Virtual size: 179KB

.pdata Size: 100KB - Virtual size: 100KB

.gfids Size: 512B - Virtual size: 196B

.rsrc Size: 18KB - Virtual size: 18KB

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

.text
Size: 2.0MB - Virtual size: 2.0MB

.rdata
Size: 801KB - Virtual size: 800KB

.data
Size: 19KB - Virtual size: 179KB

.pdata
Size: 100KB - Virtual size: 100KB

.gfids
Size: 512B - Virtual size: 196B

.rsrc
Size: 18KB - Virtual size: 18KB

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