sessionmanager | Iisbgfhaciadc3_browsingDll[.]dll

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General

Target

Iisbgfhaciadc3_browsingDll.dll
Size

183KB
MD5

4ee3fb2aba3b82171e6409e253bdddb5
SHA1

f5112f83885f2ede5d648224f18d78c5e70b9493
SHA256

40de45ea45d352703a19c4a5b07013c5e748d831e9f67111a776566463c0fbd3
SHA512

9a1c134c906eb85b6802edba37074cae7b5057d15f368937c075920b001ed1491004c1b021ba0bdf8e01d13398d96ae68f5b9968d4a7bc2614d9b83a758ac6e4
SSDEEP

3072:P9031LWaYenq+cAljU4edllrXsYsT4iK9JG1yy59thOpQc:161LOenq+cSoJXCThK12

Score

10^/10

backdoor sessionmanager

Malware Config

Signatures

Detected SessionManager backdoor 1 IoCs

backdoor

resource	yara_rule
sample	family_sessionmanager

Sessionmanager family
sessionmanager

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Iisbgfhaciadc3_browsingDll.dll

Files

Iisbgfhaciadc3_browsingDll.dll
.dll windows x64

260f062f465927f119471606799533ea

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
IMAGE_FILE_DLL

Imports

kernel32

OutputDebugStringA
DebugBreak
ReadFile
CreatePipe
GetLastError
CloseHandle
CreateProcessA
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlPcToFileHeader
EncodePointer
RaiseException
RtlUnwindEx
InterlockedFlushSList
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
CreateFileW
GetDriveTypeW
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
ExitProcess
GetModuleHandleExW
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
HeapFree
HeapAlloc
SetFilePointerEx
GetConsoleMode
ReadConsoleW
GetStdHandle
FlushFileBuffers
WriteFile
GetConsoleCP
DeleteFileW
GetCurrentDirectoryW
GetFullPathNameW
CompareStringW
LCMapStringW
SetStdHandle
GetStringTypeW
GetACP
FindClose
FindFirstFileExA
FindNextFileA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
GetProcessHeap
WriteConsoleW
GetTimeZoneInformation
HeapSize
HeapReAlloc
SetEndOfFile

Exports

Exports

RegisterModule

Sections

.text
Size: 118KB - Virtual size: 118KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 7KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 228B

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: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

260f062f465927f119471606799533ea

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Exports

Exports

Sections

.text Size: 118KB - Virtual size: 118KB

.rdata Size: 49KB - Virtual size: 48KB

.data Size: 3KB - Virtual size: 7KB

.pdata Size: 7KB - Virtual size: 6KB

.gfids Size: 512B - Virtual size: 228B

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

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

.text
Size: 118KB - Virtual size: 118KB

.rdata
Size: 49KB - Virtual size: 48KB

.data
Size: 3KB - Virtual size: 7KB

.pdata
Size: 7KB - Virtual size: 6KB

.gfids
Size: 512B - Virtual size: 228B

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

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