UserAccountBroker[.]exe

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General

Target

UserAccountBroker.exe
Size

29KB
MD5

754896cd60e3b8251d1c520926e28179
SHA1

0998645b04201ccbbd45a224868050d4b56db293
SHA256

95be2df5034d46cbbe796ef44d62b937d2fc08f8c9918a4009f2ad8e3114df5d
SHA512

c2c84687a9876309296ed64a9c1e09e541d557a2357cc84a09966d8f26c71758fd15c1c57fcf243712c2d997c1fa9376b6eb804d6effd34f8e94fe6d0702318b
SSDEEP

384:Xjv2GeY8cKdXhl3CShvwkQqEL2JSpVOW0uWjbICoYA5vDBRJqlzTi/hj:zv2c83/zwkTbOh1PUTChj

Score

1^/10

Malware Config

Signatures

Files

UserAccountBroker.exe
.exe windows x86

3ae7fd37ef46ea73c48d49001e811a9f

Code Sign

33:00:00:00:24:18:fc:0b:68:9e:73:99:d0:00:00:00:00:00:24
Certificate

Issuer

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

17-06-2013 21:43

Not After

17-09-2014 21:43

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:07:76:56:00:00:00:00:00:08
Certificate

Issuer

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

Not Before

19-10-2011 18:41

Not After

19-10-2026 18:51

Subject

CN=Microsoft Windows Production PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

41:d5:54:a3:6f:91:11:bf:7c:c3:25:cb:56:f0:ad:97:d5:ac:f4:f5:57:c5:23:f9:4b:4d:ce:b6:1e:a5:5c:47
Signer

Actual PE Digest

41:d5:54:a3:6f:91:11:bf:7c:c3:25:cb:56:f0:ad:97:d5:ac:f4:f5:57:c5:23:f9:4b:4d:ce:b6:1e:a5:5c:47

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_FORCE_INTEGRITY
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

AcquireSRWLockExclusive
OpenProcess
ReleaseSRWLockShared
GetLastError
GetProcessId
RegisterWaitForSingleObject
CreateEventW
ReleaseSRWLockExclusive
AcquireSRWLockShared
OpenEventW
GetCurrentThreadId
CloseHandle
GetCurrentProcessId
GetModuleHandleA
EncodePointer
SetEvent
UnregisterWait
DecodePointer
QueryPerformanceCounter
Sleep
GetStartupInfoW
DuplicateHandle
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetTickCount
GetSystemTimeAsFileTime
SetUnhandledExceptionFilter

user32

DispatchMessageW
GetMessageW
TranslateMessage
PostThreadMessageW
GetWindowThreadProcessId

msvcrt

__CxxFrameHandler3
?terminate@@YAXXZ
_controlfp
_except_handler4_common
??2@YAPAXI@Z
_onexit
__dllonexit
_unlock
_lock
_wcmdln
_initterm
__setusermatherr
__p__fmode
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
__p__commode
_XcptFilter
_get_errno
_set_errno
??3@YAXPAX@Z
_purecall
_vsnwprintf

api-ms-win-core-com-l1-1-1

CoGetCallContext
CoResumeClassObjects
CoRegisterClassObject
CoRevokeClassObject
CoInitializeEx
CoCreateInstance
CoUninitialize
CoTaskMemRealloc
CoAddRefServerProcess
CoWaitForMultipleHandles
CoReleaseServerProcess
CoTaskMemFree
CoTaskMemAlloc

api-ms-win-core-winrt-l1-1-0

RoUninitialize
RoRevokeActivationFactories
RoInitialize
RoRegisterActivationFactories

api-ms-win-core-winrt-string-l1-1-0

WindowsIsStringEmpty
WindowsDeleteString
WindowsStringHasEmbeddedNull
WindowsGetStringRawBuffer
WindowsCreateString

api-ms-win-core-winrt-error-l1-1-1

RoOriginateError
RoOriginateErrorW

shlwapi

ord615

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.imrsiv
Size: - Virtual size: 4B

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data
Size: 512B - Virtual size: 936B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3ae7fd37ef46ea73c48d49001e811a9f

Code Sign

33:00:00:00:24:18:fc:0b:68:9e:73:99:d0:00:00:00:00:00:24Certificate

Extended Key Usages

61:07:76:56:00:00:00:00:00:08Certificate

Key Usages

41:d5:54:a3:6f:91:11:bf:7c:c3:25:cb:56:f0:ad:97:d5:ac:f4:f5:57:c5:23:f9:4b:4d:ce:b6:1e:a5:5c:47Signer

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

msvcrt

api-ms-win-core-com-l1-1-1

api-ms-win-core-winrt-l1-1-0

api-ms-win-core-winrt-string-l1-1-0

api-ms-win-core-winrt-error-l1-1-1

shlwapi

Sections

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

.imrsiv Size: - Virtual size: 4B

.data Size: 512B - Virtual size: 936B

.idata Size: 3KB - Virtual size: 2KB

.rsrc Size: 2KB - Virtual size: 2KB

.reloc Size: 2KB - Virtual size: 2KB

33:00:00:00:24:18:fc:0b:68:9e:73:99:d0:00:00:00:00:00:24
Certificate

61:07:76:56:00:00:00:00:00:08
Certificate

41:d5:54:a3:6f:91:11:bf:7c:c3:25:cb:56:f0:ad:97:d5:ac:f4:f5:57:c5:23:f9:4b:4d:ce:b6:1e:a5:5c:47
Signer

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

.imrsiv
Size: - Virtual size: 4B

.data
Size: 512B - Virtual size: 936B

.idata
Size: 3KB - Virtual size: 2KB

.rsrc
Size: 2KB - Virtual size: 2KB

.reloc
Size: 2KB - Virtual size: 2KB