b454478b851d5b3dbf019ab7c799d7aec011422f4dc9ca72c2df826a853c8b58

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General

Target

b454478b851d5b3dbf019ab7c799d7aec011422f4dc9ca72c2df826a853c8b58
Size

427KB
MD5

a25d4f89a8e67a35af405f24d6f10865
SHA1

6b44e8bd7720a68455ceb95c1a0b775def88c5c6
SHA256

b454478b851d5b3dbf019ab7c799d7aec011422f4dc9ca72c2df826a853c8b58
SHA512

b7aacd7c5cd762437258b9b86777dacfc789203cd54bd7c8656448bfc61bea0d61d7c31fc76e4e141cc8f63ffacadc5116c6886f6397fe982ce346c96d123553
SSDEEP

6144:yvYvXC93u044V1YceIh9W6bhfMowL01ceHGgEgQxc/rjuRpxk/N:EYvcVa3IhgudVBHGgEK/PuRCN

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Files

b454478b851d5b3dbf019ab7c799d7aec011422f4dc9ca72c2df826a853c8b58
.exe windows x86

620e7b162363a092217232f4c48396b2

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

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

msvcrt

time
localtime
wcsftime
swprintf
_onexit
__dllonexit
?terminate@@YAXXZ
??1type_info@@UAE@XZ
?_set_se_translator@@YAP6AXIPAU_EXCEPTION_POINTERS@@@ZP6AXI0@Z@Z
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__wgetmainargs
_wcmdln
exit
_cexit
_XcptFilter
_exit
_c_exit
wcsncmp
wcsncpy
wcscmp
_beginthreadex
_errno
realloc
_controlfp
memmove
free
?_set_new_handler@@YAP6AHI@ZP6AHI@Z@Z
??0exception@@QAE@ABV0@@Z
??1exception@@UAE@XZ
??0exception@@QAE@XZ
wcschr
swscanf
_wcsnicmp
_wcsicmp
_snwprintf
strncpy
_ultoa
wcslen
wcscpy
??2@YAPAXI@Z
??3@YAXPAX@Z
_purecall
_CxxThrowException
_vsnwprintf
__CxxFrameHandler
_except_handler3

atl

ord30
ord18
ord32
ord20
ord17
ord23
ord16

advapi32

RegDeleteKeyW
RegQueryValueExW
RegEnumKeyExW
RegOpenKeyExW
CloseServiceHandle
RegCreateKeyExW
RegSetValueExW
RegCloseKey
StartServiceCtrlDispatcherW
RegisterServiceCtrlHandlerW
SetServiceStatus
RegisterEventSourceW
EnumServicesStatusW
ReportEventW
DeregisterEventSource
OpenSCManagerW
CreateWellKnownSid
ConvertStringSidToSidW
LookupAccountSidW
EqualSid
LookupPrivilegeValueW
OpenProcessToken
PrivilegeCheck
AllocateAndInitializeSid
CheckTokenMembership
FreeSid
OpenThreadToken

kernel32

LocalAlloc
LocalFree
UnlockFileEx
FlushFileBuffers
LockFileEx
GetFileSizeEx
SetFilePointerEx
OutputDebugStringW
GetCurrentThread
GetSystemTimeAsFileTime
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetModuleHandleA
GetStartupInfoW
SetUnhandledExceptionFilter
TryEnterCriticalSection
WaitForSingleObjectEx
SleepEx
WriteFile
CloseHandle
WaitForSingleObject
GetLastError
CreateThread
InterlockedIncrement
InterlockedDecrement
InitializeCriticalSection
DeleteCriticalSection
SetWaitableTimer
CancelWaitableTimer
SetEvent
CreateEventW
CreateWaitableTimerW
GetCurrentThreadId
OpenThread
lstrcmpiW
GetCommandLineW
EnterCriticalSection
LeaveCriticalSection
GetVolumeInformationW
GetDriveTypeW
GetVolumeNameForVolumeMountPointW
lstrlenW
InitializeCriticalSectionAndSpinCount
InterlockedCompareExchange
Sleep
ResumeThread
DeviceIoControl
WaitForMultipleObjects
CreateFileW
ResetEvent
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetComputerNameW

user32

wsprintfW

ole32

CoImpersonateClient
CoRevertToSelf
CoCreateGuid
StringFromCLSID
CoFreeUnusedLibraries
CoGetMalloc
StringFromGUID2
CLSIDFromString
CoInitialize
CoInitializeSecurity
CoCreateInstance
CoTaskMemAlloc
CoUninitialize
CoTaskMemFree
CoInitializeEx

oleaut32

SysFreeString
SysAllocStringLen
GetErrorInfo
VariantInit
SysStringLen
SysAllocString

vssapi

?OnPreRestore@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z
?OnBackupComplete@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z
?OnPrepareBackup@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z
??1CVssWriter@@UAE@XZ
??0CVssWriter@@QAE@XZ
ord2
ord1
?Subscribe@CVssWriter@@QAGJK@Z
?OnPostRestore@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z
?Unsubscribe@CVssWriter@@QAGJXZ
?IsPathAffected@CVssWriter@@IBG_NPBG@Z
?SetWriterFailure@CVssWriter@@IAGJJ@Z
?OnContinueIOOnVolume@CVssWriter@@UAG_NPAGU_GUID@@1@Z
?OnVSSShutdown@CVssWriter@@UAG_NXZ
?OnVSSApplicationStartup@CVssWriter@@UAG_NXZ
?OnBackOffIOOnVolume@CVssWriter@@UAG_NPAGU_GUID@@1@Z
?OnPostSnapshot@CVssWriter@@UAG_NPAVIVssWriterComponents@@@Z
?Initialize@CVssWriter@@QAGJU_GUID@@PBGW4VSS_USAGE_TYPE@@W4VSS_SOURCE_TYPE@@W4_VSS_APPLICATION_LEVEL@@KW4VSS_ALTERNATE_WRITER_STATE@@_N@Z

netapi32

NetLocalGroupGetMembers
NetApiBufferFree

msvcp60

??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@ABV01@@Z
??1?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@XZ
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@ABV?$allocator@G@1@@Z
??9std@@YA_NPBGABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@@Z
?c_str@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEPBGXZ
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@PBGABV?$allocator@G@1@@Z
??4?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@ABV01@@Z
??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@ABV01@@Z
?compare@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEHPBG@Z
??8std@@YA_NPBGABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@@Z
??8std@@YA_NABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@PBG@Z
?compare@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEHABV12@@Z
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@PBGABV10@@Z
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@ABV10@PBG@Z
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@ABV10@0@Z
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@PBGIABV?$allocator@G@1@@Z
??4?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@PBG@Z
??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@PBG@Z

Exports

Exports

??0CVssSqlWriterWrapper@@QAE@XZ
??1CVssSqlWriterWrapper@@QAE@XZ
?CreateSqlWriter@CVssSqlWriterWrapper@@QAEJXZ
?DestroySqlWriter@CVssSqlWriterWrapper@@QAEXXZ

Sections

.text
Size: 249KB - Virtual size: 248KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 32KB - Virtual size: 32KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

UPX0
Size: 144KB - Virtual size: 380KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

620e7b162363a092217232f4c48396b2

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

atl

advapi32

kernel32

user32

ole32

oleaut32

vssapi

netapi32

msvcp60

Exports

Exports

Sections

.text Size: 249KB - Virtual size: 248KB

.data Size: 512B - Virtual size: 4KB

.rsrc Size: 32KB - Virtual size: 32KB

UPX0 Size: 144KB - Virtual size: 380KB

.text
Size: 249KB - Virtual size: 248KB

.data
Size: 512B - Virtual size: 4KB

.rsrc
Size: 32KB - Virtual size: 32KB

UPX0
Size: 144KB - Virtual size: 380KB