MavInject32[.]exe

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General

Target

MavInject32.exe
Size

189KB
MD5

91f58cc9db0169d917e8f5be3ee6bc8a
SHA1

8710dce700efcdaa11aa4d4c6a446047e59f0253
SHA256

c9e60f0e9be20953a351b12e4b0f9f861ff2b9bebae0b6e95c406f73d213cb3c
SHA512

ccbe6951b78137b5ced7f70ec27a1eaf419d0e4fbe637b4c83ba5b904df4fc3201c98351a6e90bfb938d5959eda35979157fe282ec30dd6f754717670f7b4366
SSDEEP

3072:wJx99Fmmt0fSoD74DqauQDrF4Z6h/SMYy87vAQxk7y6qxx7eHHLY:wVmmt0fSoD7yb/F66h/SMYy81xke6wgY

Score

N/A

Malware Config

Signatures

Files

MavInject32.exe
.exe windows x86

5b25711b4621879c674d52b6c0a46a1a

Code Sign

33:00:00:03:df:fb:6a:e3:f4:27:ec:b6:a3:00:00:00:00:03:df
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/12/2020, 21:24

Not After

02/12/2021, 21:24

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

fd:dc:a7:e4:00:64:60:6b:69:a8:c4:1a:95:40:77:10:21:ff:5f:cb:24:3a:0d:8e:45:5e:b1:bf:be:8d:bd:41
Signer

Actual PE Digest

fd:dc:a7:e4:00:64:60:6b:69:a8:c4:1a:95:40:77:10:21:ff:5f:cb:24:3a:0d:8e:45:5e:b1:bf:be:8d:bd:41

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

26/08/2022, 16:48
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

HeapSetInformation
LocalFree
ReadProcessMemory
WideCharToMultiByte
VirtualFreeEx
CreateRemoteThread
VirtualAllocEx
LoadLibraryW
DuplicateHandle
WaitForSingleObject
VirtualQueryEx
IsWow64Process
OutputDebugStringW
FreeLibrary
VirtualQuery
GetLastError
GetStartupInfoW
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
GetCurrentProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
LCMapStringEx
DecodePointer
EncodePointer
DeleteCriticalSection
InitializeCriticalSectionEx
LeaveCriticalSection
GetStringTypeW
MultiByteToWideChar
CloseHandle
OpenProcess
GetModuleHandleW
WriteProcessMemory
VirtualProtectEx
SetLastError

api-ms-win-crt-locale-l1-1-0

_lock_locales
_unlock_locales

api-ms-win-crt-string-l1-1-0

memset
wcsnlen
__strncnt
strcspn

api-ms-win-crt-runtime-l1-1-0

_initterm
_initterm_e
_c_exit
_register_thread_local_exe_atexit_callback

api-ms-win-crt-private-l1-1-0

_o___pctype_func
_o___std_exception_copy
_o___std_exception_destroy
_o___stdio_common_vsprintf_s
_o__callnewh
_o__calloc_base
_o__cexit
_o__CIpow
_o__configthreadlocale
_o__configure_wide_argv
_o__controlfp_s
_o__crt_atexit
_o__errno
_o__exit
_o__free_base
_o__get_wide_winmain_command_line
_o__initialize_onexit_table
_o__initialize_wide_environment
_o__invalid_parameter_noinfo_noreturn
_o__malloc_base
_o___p__commode
_o__purecall
_o__register_onexit_function
_o__seh_filter_exe
_o__set_app_type
_o__set_fmode
_o__set_new_mode
_o__stricmp
_o__wcsdup
_o__wcsicmp
_o__wcslwr_s
_o__wcsnicmp
_o__wcsupr_s
_o_abort
_o_calloc
_o_exit
_o_free
_o_frexp
_o_islower
_o_isspace
_o_isupper
_o_iswdigit
_o_ldexp
_o_localeconv
_o_malloc
_o_setlocale
_o_strtod
_o_strtof
_o_terminate
_o_tolower
__uncaught_exception
__current_exception
__current_exception_context
_except_handler4_common
_CxxThrowException
_o____mb_cur_max_func
_o____lc_locale_name_func
_o____lc_codepage_func
strrchr
wcsstr
__CxxFrameHandler3
memchr
memcmp
memcpy
memmove

ntdll

NtQueryInformationProcess
RtlNtStatusToDosError

shell32

CommandLineToArgvW

advapi32

RegQueryValueExW
RegCloseKey
RegOpenKeyExW

Sections

.text
Size: 160KB - Virtual size: 160KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

5b25711b4621879c674d52b6c0a46a1a

Code Sign

33:00:00:03:df:fb:6a:e3:f4:27:ec:b6:a3:00:00:00:00:03:dfCertificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

fd:dc:a7:e4:00:64:60:6b:69:a8:c4:1a:95:40:77:10:21:ff:5f:cb:24:3a:0d:8e:45:5e:b1:bf:be:8d:bd:41Signer

Signature Validations

Verification

26/08/2022, 16:48 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-private-l1-1-0

ntdll

shell32

advapi32

Sections

.text Size: 160KB - Virtual size: 160KB

.data Size: 3KB - Virtual size: 4KB

.idata Size: 4KB - Virtual size: 3KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 11KB - Virtual size: 10KB

33:00:00:03:df:fb:6a:e3:f4:27:ec:b6:a3:00:00:00:00:03:df
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

fd:dc:a7:e4:00:64:60:6b:69:a8:c4:1a:95:40:77:10:21:ff:5f:cb:24:3a:0d:8e:45:5e:b1:bf:be:8d:bd:41
Signer

26/08/2022, 16:48
Valid: false

.text
Size: 160KB - Virtual size: 160KB

.data
Size: 3KB - Virtual size: 4KB

.idata
Size: 4KB - Virtual size: 3KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 11KB - Virtual size: 10KB