Behavioral task
behavioral1
Sample
b8b9674840aa44d5a66d5088993fd0cadbfa71735962fedb5fc12014f250d11d.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
b8b9674840aa44d5a66d5088993fd0cadbfa71735962fedb5fc12014f250d11d.exe
Resource
win10v2004-20220812-en
General
-
Target
b8b9674840aa44d5a66d5088993fd0cadbfa71735962fedb5fc12014f250d11d
-
Size
681KB
-
MD5
2a214632dfb44e6814339f68deee84dd
-
SHA1
5ccf37347277cd93361ff5191f2f55af0a63af89
-
SHA256
b8b9674840aa44d5a66d5088993fd0cadbfa71735962fedb5fc12014f250d11d
-
SHA512
58b63ae90e7d6bef952e7874cfc04a358c4a4815cfcc030260a473a86b1f2722797e56ce935e99bdcae8b24bdee67c62a1103e75cee69433f453ae9c4b9c0da4
-
SSDEEP
6144:jyH7xOc6H5c6HcT66vlmre9N9N9CKUeRUq2etyH7xOc6H5c6HcT66vlmrL9+UeRL:jamJeJaIeoaceoaXe/acev
Malware Config
Signatures
-
Detect Neshta payload 1 IoCs
Processes:
resource yara_rule sample family_neshta -
Neshta family
Files
-
b8b9674840aa44d5a66d5088993fd0cadbfa71735962fedb5fc12014f250d11d.exe windows x86
d7401947d3623a2199a2114d62923cd5
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
CloseServiceHandle
CreateServiceA
DeleteService
OpenSCManagerA
OpenServiceA
RegCloseKey
RegCreateKeyExA
RegSetValueExA
RegisterServiceCtrlHandlerA
SetServiceStatus
StartServiceA
StartServiceCtrlDispatcherA
kernel32
ExitProcess
FindClose
FindFirstFileA
FindNextFileA
FlushFileBuffers
GetCommandLineA
GetCurrentDirectoryA
GetDriveTypeA
GetFileAttributesA
CloseHandle
GetFileTime
GetLastError
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetTempPathA
GetVersionExA
GetWindowsDirectoryA
CopyFileA
InterlockedIncrement
LoadLibraryA
CreateFileA
ReadFile
ReleaseMutex
SetEndOfFile
SetFileAttributesA
SetFilePointer
SetFileTime
CreateMutexA
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsGetValue
TlsSetValue
CreateProcessA
WaitForSingleObject
WriteFile
msvcrt
_assert
_cexit
_fileno
_fmode
_fpreset
_iob
_setmode
__getmainargs
abort
atexit
fprintf
free
__p__environ
malloc
memcpy
memset
rand
signal
srand
strcat
strcmp
strcpy
time
__set_app_type
Sections
.text Size: 30KB - Virtual size: 29KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 556B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 548B
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ