cssrs[.]exe | Triage

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General

Target

cssrs.exe
Size

330KB
MD5

d92354838e0256d61dc8907510cfa658
SHA1

3e18f6946c16486e0a82b2857a9cc196de79784e
SHA256

41c9433a18b94aeb1133ec6c3f261a60b67c09fd668be73ac6d9555c98681ab1
SHA512

c85e967b352070eb9c7f131f7cd1c375edff123af3e2a8165970e79529378b6f120eb27737b2fec9f040f3af897e48c6b0470d060d3dd88e7f82f8160efd3bca
SSDEEP

6144:p8jgiU/Czum0KrhMXJqaMQNzsZ8e9sC3wohNW2dEa:p8jgiimnuXJZNy8gworW8r

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
cssrs.exe

Files

cssrs.exe
.exe windows:6 windows x64

82ef1a77424d1e0756bd0a091bb3472f

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

Imports

kernel32

GetProcAddress
GetLastError
lstrcmpiW
WriteConsoleW
HeapSize
CreateFileW
GetProcessHeap
SetStdHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetStringTypeW
GetCPInfo
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
GetCurrentProcess
TerminateProcess
RtlUnwindEx
RtlPcToFileHeader
RaiseException
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
RtlUnwind
GetStdHandle
WriteFile
GetModuleFileNameW
ExitProcess
GetModuleHandleExW
GetCommandLineA
GetCommandLineW
HeapAlloc
HeapFree
FlsAlloc
FlsGetValue
FlsSetValue
FlsFree
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
CloseHandle
ReadFile
ReadConsoleW
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
SetEndOfFile

Sections

.text
Size: 239KB - Virtual size: 239KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 72KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 1.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 348B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

82ef1a77424d1e0756bd0a091bb3472f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 239KB - Virtual size: 239KB

.rdata Size: 72KB - Virtual size: 72KB

.data Size: 5KB - Virtual size: 1.0MB

.pdata Size: 9KB - Virtual size: 8KB

_RDATA Size: 512B - Virtual size: 348B

.rsrc Size: 512B - Virtual size: 480B

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

.text
Size: 239KB - Virtual size: 239KB

.rdata
Size: 72KB - Virtual size: 72KB

.data
Size: 5KB - Virtual size: 1.0MB

.pdata
Size: 9KB - Virtual size: 8KB

_RDATA
Size: 512B - Virtual size: 348B

.rsrc
Size: 512B - Virtual size: 480B

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