Behavioral task
behavioral1
Sample
razrusheniye.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
razrusheniye.exe
Resource
win10v2004-20240802-en
General
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Target
razrusheniye.exe
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Size
21KB
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MD5
53a1e7e7f6cda04ddfeba805548778ff
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SHA1
1e10812b297ad9c3ed4f2b521db172517319fc8f
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SHA256
e3ce62581583cc80af8179c70a9b45278743081325d4e5256a360897aade68a8
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SHA512
3dbeb97ae506c147fa97def819cdcc3132c3526cb159f91be649c68b1b271c411914038f19269cecc3913826da53dc87c2f3ef93bc10a3608b6dba78e75b964e
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SSDEEP
384:Ph2JT/Vv2BXhzbYxYWg0xiHmiKkU+aoddnI2IyURNnxv6tI:gv2PETsGiKkHd5DUDkt
Malware Config
Signatures
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resource yara_rule sample RazrRansomwarev2 -
Razr family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource razrusheniye.exe
Files
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razrusheniye.exe.exe windows:6 windows x64 arch:x64
e48fcc366bce45c76fcc50444bac75fc
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
advapi32
CryptReleaseContext
CryptGenKey
CryptSetKeyParam
CheckTokenMembership
FreeSid
CryptDestroyHash
CryptHashData
CryptDeriveKey
CryptCreateHash
CryptExportKey
AllocateAndInitializeSid
CryptGenRandom
CryptEncrypt
CryptAcquireContextA
CryptDestroyKey
shell32
ShellExecuteExA
bcrypt
BCryptCloseAlgorithmProvider
BCryptGenRandom
BCryptOpenAlgorithmProvider
wininet
InternetOpenA
InternetCloseHandle
HttpSendRequestA
InternetConnectA
HttpOpenRequestA
kernel32
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
ReadFile
GetModuleFileNameA
FindFirstFileA
WriteFile
FindNextFileA
ExpandEnvironmentStringsA
FindClose
CreateFileA
DeleteFileA
CloseHandle
GetFileSize
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
vcruntime140
strrchr
__C_specific_handler
memcpy
__current_exception_context
memset
__current_exception
api-ms-win-crt-runtime-l1-1-0
_crt_atexit
terminate
exit
_register_onexit_function
_initialize_onexit_table
_seh_filter_exe
_set_app_type
_configure_narrow_argv
_initialize_narrow_environment
_get_narrow_winmain_command_line
_initterm
_register_thread_local_exe_atexit_callback
_exit
_c_exit
_cexit
_initterm_e
api-ms-win-crt-stdio-l1-1-0
fopen
fclose
__p__commode
__stdio_common_vsprintf
__stdio_common_vfprintf
_set_fmode
api-ms-win-crt-string-l1-1-0
_stricmp
isdigit
islower
isalpha
strncpy
strncmp
api-ms-win-crt-heap-l1-1-0
malloc
_set_new_mode
free
api-ms-win-crt-environment-l1-1-0
getenv
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 9KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 1024B - Virtual size: 600B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 240B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ