comrat | 3e3a6c6658c7352b6415b1a0b5d7e22716f39a686c52e048200cc07f185be2f0

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General

Target

3e3a6c6658c7352b6415b1a0b5d7e22716f39a686c52e048200cc07f185be2f0
Size

2.0MB
MD5

19743d8e8590b5f644d452a9ddd77435
SHA1

28c454042b155c4356c2a78b64c25ddf020b8eba
SHA256

3e3a6c6658c7352b6415b1a0b5d7e22716f39a686c52e048200cc07f185be2f0
SHA512

5743c1a3112ee13aefd30f8f3291a32b31e04782c23f03a64c3996d30022c6c5c0051f945450f814a0834758488eb9e0dc3481d706c7b643011cd06c19f8aa71
SSDEEP

49152:utb9JIdmNgW8Du4CuK5GN8NnpUnzezUJWJEy+yDgFP8Jz:GUDsdNnOasS/xDc8Jz

Score

10^/10

comrat

Malware Config

Signatures

ComRAT v4 (Orchestrator DLL) 1 IoCs

File contains strings specific to ComRAT v4 samples first seen in 2017.

resource	yara_rule
sample	ComRAT

Comrat family
comrat

Files

3e3a6c6658c7352b6415b1a0b5d7e22716f39a686c52e048200cc07f185be2f0
.dll windows x64

c848ddc3b4d718ac4f6fc8a5e0a15a0d

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

Imports

kernel32

CreateFileW
ExpandEnvironmentStringsW
IsBadStringPtrA
GetCurrentProcess
OpenProcess
GetLocalTime
SetHandleInformation
ReadFile
MultiByteToWideChar
CreatePipe
GetProcAddress
LoadLibraryA
OpenEventW
GetFileSize
SetFilePointer
WriteFile
GetModuleHandleW
LoadLibraryW
GetVersionExW
VirtualProtectEx
GetExitCodeThread
lstrcmpiW
OutputDebugStringW
VirtualFreeEx
ReadProcessMemory
VirtualAllocEx
GetModuleHandleA
WriteProcessMemory
CreateThread
WideCharToMultiByte
CreateDirectoryW
DeleteFileW
CloseHandle
CreateEventW
TerminateProcess
Sleep
CreateProcessW
GetLastError
GetTickCount
WaitForSingleObject
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetOEMCP
InitializeCriticalSection
SetStdHandle
GetCurrentProcessId
QueryPerformanceCounter
GetModuleFileNameA
ReadConsoleW
GetSystemTimeAsFileTime
GetFileAttributesExW
GetStringTypeW
EncodePointer
DecodePointer
HeapFree
HeapAlloc
IsDebuggerPresent
IsProcessorFeaturePresent
ExitProcess
GetModuleHandleExW
HeapReAlloc
GetCPInfo
GetCommandLineA
GetCurrentThreadId
GetStdHandle
GetFileType
GetModuleFileNameW
WriteConsoleW
RtlPcToFileHeader
RaiseException
RtlLookupFunctionEntry
RtlUnwindEx
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
SetEnvironmentVariableW
SetEnvironmentVariableA
RtlCaptureContext
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
FreeLibrary
LoadLibraryExW
HeapSize
GetProcessHeap
GetTimeZoneInformation
SetFilePointerEx
FlushFileBuffers
GetConsoleCP
GetConsoleMode
IsValidCodePage
GetACP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEndOfFile

advapi32

CryptGenRandom
RegCloseKey
RegQueryValueExW
RegCreateKeyExW
CryptReleaseContext
CryptAcquireContextW

psapi

GetModuleBaseNameA
EnumProcessModulesEx
EnumProcessModules

Exports

Exports

UMEP
VFEP

Sections

.mulukt
Size: 805KB - Virtual size: 804KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 429KB - Virtual size: 428KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 370KB - Virtual size: 418KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 36KB - Virtual size: 36KB

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: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.text
Size: 405KB - Virtual size: 405KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c848ddc3b4d718ac4f6fc8a5e0a15a0d

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

psapi

Exports

Exports

Sections

.mulukt Size: 805KB - Virtual size: 804KB

.rdata Size: 429KB - Virtual size: 428KB

.data Size: 370KB - Virtual size: 418KB

.pdata Size: 36KB - Virtual size: 36KB

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

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

.text Size: 405KB - Virtual size: 405KB

.mulukt
Size: 805KB - Virtual size: 804KB

.rdata
Size: 429KB - Virtual size: 428KB

.data
Size: 370KB - Virtual size: 418KB

.pdata
Size: 36KB - Virtual size: 36KB

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

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

.text
Size: 405KB - Virtual size: 405KB