b259410cb22572be71fa3ffd97e6ac3f0d2a294f0e71543e5078c70eabb967c5

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General

Target

b259410cb22572be71fa3ffd97e6ac3f0d2a294f0e71543e5078c70eabb967c5
Size

948KB
MD5

57aa6b240efaa571234d796e1608514f
SHA1

ad17492a11eefe6c095f13798d83874f71abb097
SHA256

b259410cb22572be71fa3ffd97e6ac3f0d2a294f0e71543e5078c70eabb967c5
SHA512

c3750ed0bab385012f6b54338c5bc3a190c6783d200d4cb7073bea867a92ed40e067726af99735fb4f2a32ae29a545682791c761fdb433a77f74cad13ae22dab
SSDEEP

12288:MyELQDEI04EAihYHfXdc3pW0MIVABe1SJ3Wc:hELQpYMc3pW0P6Be1WJ

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

b259410cb22572be71fa3ffd97e6ac3f0d2a294f0e71543e5078c70eabb967c5
.exe windows x86

4dc2a7c6d3f72ba8b25e4166769b2424

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

ntdll

_wcsnicmp
strncmp
memcpy
RtlInitUnicodeString
RtlInitString
memset

kernel32

HeapFree
HeapAlloc
HeapSize
GetProcessHeap
Sleep
HeapSetInformation
GetVersionExW
GetVolumeInformationW
GetCurrentProcess
OutputDebugStringW
IsDebuggerPresent
DebugBreak
FatalExit
LoadLibraryW
GetProcAddress
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSection
InterlockedCompareExchange
SetLastError
AssignProcessToJobObject
CreateJobObjectW
IsProcessorFeaturePresent
GetSystemDirectoryW
ResumeThread
TerminateProcess
WaitForMultipleObjects
ProcessIdToSessionId
OpenProcess
LocalFree
LocalAlloc
FreeLibrary
CreateFileW
GetFileType
CloseHandle
HeapDestroy
GetSystemTimeAsFileTime
UnhandledExceptionFilter
SetUnhandledExceptionFilter
QueryPerformanceCounter
GetTickCount
GetLastError
GetCurrentProcessId
InterlockedExchange
HeapReAlloc
GetCurrentThreadId

rpcrt4

NdrServerCall2
RpcStringFreeW
RpcBindingFree
I_RpcBindingInqLocalClientPID
RpcStringBindingParseW
RpcRevertToSelf
RpcImpersonateClient
RpcStringBindingComposeW
RpcBindingFromStringBindingW
RpcBindingSetAuthInfoW
RpcBindingToStringBindingW
RpcBindingServerFromClient
RpcServerListen
RpcServerRegisterAuthInfoW
RpcServerRegisterIf2
NdrClientCall2
RpcMgmtStopServerListening
RpcServerUseProtseqEpW

advapi32

RevertToSelf
InitializeAcl
ConvertSidToStringSidW
GetSecurityInfo
SetEntriesInAclW
GetAclInformation
GetSecurityDescriptorControl
MakeAbsoluteSD
LookupPrivilegeValueW
GetTokenInformation
AdjustTokenPrivileges
SystemFunction036
GetSidLengthRequired
InitializeSid
GetSidSubAuthority
OpenProcessToken
DuplicateTokenEx
CreateProcessAsUserW
ImpersonateLoggedOnUser
LsaNtStatusToWinError
SetTokenInformation
SetSecurityDescriptorDacl
SetSecurityDescriptorOwner
CopySid
IsValidSid
GetLengthSid
AllocateLocallyUniqueId
AllocateAndInitializeSid
FreeSid
GetSecurityDescriptorLength
MakeSelfRelativeSD
InitializeSecurityDescriptor
GetSecurityDescriptorOwner
GetSecurityDescriptorGroup
GetSecurityDescriptorDacl
SetSecurityInfo
CreateWellKnownSid
EqualSid
CheckTokenMembership
ConvertStringSidToSidW
GetSecurityDescriptorSacl
AddAce

user32

MessageBoxW

msvcr80

??0exception@std@@QAE@ABV01@@Z
calloc
_except_handler4_common
_amsg_exit
__wgetmainargs
_cexit
_exit
_XcptFilter
exit
__winitenv
_initterm
_initterm_e
_configthreadlocale
__setusermatherr
_adjust_fdiv
??2@YAPAXI@Z
__p__fmode
_encode_pointer
__set_app_type
_crt_debugger_hook
_unlock
__dllonexit
_lock
_onexit
_decode_pointer
_invoke_watson
_controlfp_s
memmove_s
memcpy_s
_CxxThrowException
_vsnwprintf_s
_purecall
??1exception@std@@UAE@XZ
?what@exception@std@@UBEPBDXZ
__p__commode
??0exception@std@@QAE@ABQBD@Z
??3@YAXPAX@Z
__CxxFrameHandler3
malloc
free
?_type_info_dtor_internal_method@type_info@@QAEXXZ
?terminate@@YAXXZ
??0exception@std@@QAE@XZ
__FrameUnwindFilter

crypt32

CryptFindOIDInfo
CryptDecodeObject
CertGetCertificateContextProperty
CertVerifyCertificateChainPolicy

msvcp80

??1?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@XZ
??1?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@XZ
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV01@@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@PBD@Z

userenv

UnloadUserProfile
DestroyEnvironmentBlock
CreateEnvironmentBlock
LoadUserProfileW

secur32

LsaConnectUntrusted
LsaLookupAuthenticationPackage
LsaGetLogonSessionData
LsaFreeReturnBuffer
LsaDeregisterLogonProcess
LsaLogonUser

shlwapi

PathCombineW

msvcm80

?RegisterModuleUninitializer@<CrtImplementationDetails>@@YAXP$AAVEventHandler@System@@@Z
?DoDllLanguageSupportValidation@<CrtImplementationDetails>@@YAXXZ
?ThrowModuleLoadException@<CrtImplementationDetails>@@YAXP$AAVString@System@@P$AAVException@3@@Z
?ThrowNestedModuleLoadException@<CrtImplementationDetails>@@YAXP$AAVException@System@@0@Z
?DoCallBackInDefaultDomain@<CrtImplementationDetails>@@YAXP6GJPAX@Z0@Z
?ThrowModuleLoadException@<CrtImplementationDetails>@@YAXP$AAVString@System@@@Z

shell32

SHGetFolderPathW

mscoree

_CorExeMain

Sections

.text
Size: 244KB - Virtual size: 240KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 508KB - Virtual size: 506KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 84KB - Virtual size: 80KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.UPX0
Size: 104KB - Virtual size: 252KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

4dc2a7c6d3f72ba8b25e4166769b2424

Headers

DLL Characteristics

File Characteristics

Imports

ntdll

kernel32

rpcrt4

advapi32

user32

msvcr80

crypt32

msvcp80

userenv

secur32

shlwapi

msvcm80

shell32

mscoree

Sections

.text Size: 244KB - Virtual size: 240KB

.rdata Size: 508KB - Virtual size: 506KB

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

.rsrc Size: 84KB - Virtual size: 80KB

.UPX0 Size: 104KB - Virtual size: 252KB

.text
Size: 244KB - Virtual size: 240KB

.rdata
Size: 508KB - Virtual size: 506KB

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

.rsrc
Size: 84KB - Virtual size: 80KB

.UPX0
Size: 104KB - Virtual size: 252KB