rhysida | 1a9c27e5be8c58da1c02fc4245a07831d5d431cdd1a91cd35d2dd0ad62da71cd[.]exe

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General

Target

1a9c27e5be8c58da1c02fc4245a07831d5d431cdd1a91cd35d2dd0ad62da71cd.exe
Size

422KB
MD5

4ef0160b3eb114a94aeedd0bb5716058
SHA1

10cb9fa20dec34fa7ceab8248a0deef8ecb7bcef
SHA256

1a9c27e5be8c58da1c02fc4245a07831d5d431cdd1a91cd35d2dd0ad62da71cd
SHA512

86f4ac8d77a1d50b4ebc74e1992f9487ff1abb3b4e275f0e7a5355b1111f967d0f74958cf5b8dc673da2d384e5944e60deae7005a1b5f0c4dfdd3aa45cfe2b89
SSDEEP

6144:izOLumbr+/LRsL5whr2FaSSJmo7zYrMFFMk3nwH8nTNFT:iUCaJo7tMowHI

Score

10^/10

rhysida

Malware Config

Signatures

Detect Rhysida ransomware 1 IoCs

resource	yara_rule
sample	family_rhysida

Rhysida family
rhysida

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
1a9c27e5be8c58da1c02fc4245a07831d5d431cdd1a91cd35d2dd0ad62da71cd.exe

Files

1a9c27e5be8c58da1c02fc4245a07831d5d431cdd1a91cd35d2dd0ad62da71cd.exe
.exe windows:4 windows x64 arch:x64

515a3064a47ad1391d1e2cc2ed69a98b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

CryptAcquireContextA
CryptGenRandom

kernel32

AddVectoredExceptionHandler
CloseHandle
CreateEventA
CreateSemaphoreA
DeleteCriticalSection
DuplicateHandle
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetFileAttributesA
GetHandleInformation
GetLastError
GetModuleFileNameW
GetProcessAffinityMask
GetStartupInfoA
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GetThreadPriority
GetTickCount
InitializeCriticalSection
IsDebuggerPresent
LeaveCriticalSection
OutputDebugStringA
QueryPerformanceCounter
RaiseException
ReleaseSemaphore
RemoveVectoredExceptionHandler
ResetEvent
ResumeThread
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetEvent
SetLastError
SetProcessAffinityMask
SetThreadContext
SetThreadPriority
SetUnhandledExceptionFilter
Sleep
SuspendThread
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TryEnterCriticalSection
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WaitForMultipleObjects
WaitForSingleObject

msvcrt

__C_specific_handler
__dllonexit
__doserrno
__getmainargs
__initenv
__iob_func
__lconv_init
__pioinfo
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_beginthreadex
_cexit
_endthreadex
_errno
_exit
_filelengthi64
_fileno
_findclose
_findfirst64
_fmode
_fullpath
_initterm
_lock
_lseeki64
_onexit
_setjmp
_stat64
_ultoa
_unlock
_write
abort
acos
calloc
exit
fclose
fflush
fgetpos
fopen
fprintf
fread
free
frexp
fseek
fsetpos
ftell
fwprintf
fwrite
malloc
memcmp
memcpy
memmove
memset
printf
raise
rand
realloc
rename
signal
sprintf
srand
strcat
strcmp
strcpy
strlen
strncmp
strncpy
system
vfprintf
wcscpy
_time64
_snwprintf
_findnext64
longjmp
_strdup
_getcwd
_chdir

user32

MessageBoxW

Sections

.text
Size: 296KB - Virtual size: 296KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 41KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 59KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 33KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 112B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

515a3064a47ad1391d1e2cc2ed69a98b

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

kernel32

msvcrt

user32

Sections

.text Size: 296KB - Virtual size: 296KB

.data Size: 41KB - Virtual size: 40KB

.rdata Size: 59KB - Virtual size: 59KB

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

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

.bss Size: - Virtual size: 33KB

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

.CRT Size: 512B - Virtual size: 112B

.tls Size: 512B - Virtual size: 104B

.text
Size: 296KB - Virtual size: 296KB

.data
Size: 41KB - Virtual size: 40KB

.rdata
Size: 59KB - Virtual size: 59KB

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

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

.bss
Size: - Virtual size: 33KB

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

.CRT
Size: 512B - Virtual size: 112B

.tls
Size: 512B - Virtual size: 104B