Survey[.]zip[.]7z

Resubmissions

21/09/2024, 14:46

240921-r5mbrsxeng 7

21/09/2024, 14:44

240921-r4aataxdrb 6

21/09/2024, 14:42

240921-r2zspaxgln 7

Sharing

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General

Target

Survey.zip.7z
Size

666KB
MD5

c309c8ef70ab3d514fa60320c492091e
SHA1

626d81064bb4b7bfad33bbad97beddf14b441e2b
SHA256

501635c93619ed80140308db025c36c884d69c4ff2b0bf287d0a08c7615322dd
SHA512

519504b4ec253f9597fd054d21cb8cdad667dce2890cab2b91adc176cdaf551925f9c6af51edd65a9f7f7fa4f77f7e3dbd9de8a864a16ee73a8e965682122ccf
SSDEEP

12288:0Kic1ISlvjdHXY235Q3LiAgAbBj4D+tEukSzLweUUW7sI0xUTp5Y05hL5g+:F1jvqCQbiAlbBjI+tEuBzLwwPI0G95dx

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack002/Duser.dll

Files

Survey.zip.7z
.7z

Password: infected
Survey.zip
.zip

Password: infected
Duser.dll
.dll windows:6 windows x64 arch:x64

Password: infected

2d1dce7df3438a730fed31c0aaa0d58f

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

LoadLibraryA
GetProcAddress
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
InterlockedFlushSList
GetLastError
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetModuleFileNameW
HeapAlloc
HeapFree
GetStdHandle
GetFileType
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
CloseHandle
FlushFileBuffers
WriteFile
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
HeapReAlloc
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
SetStdHandle
HeapSize
CreateFileW
WriteConsoleW
RtlUnwind

Exports

Exports

AddGadgetMessageHandler
AddLayeredRef
AdjustClipInsideRef
AttachWndProcA
AttachWndProcW
AutoTrace
BeginHideInputPaneAnimation
BeginShowInputPaneAnimation
BuildAnimation
BuildDropTarget
BuildInterpolation
CacheDWriteRenderTarget
ChangeCurrentAnimationScenario
ClearPushedOpacitiesFromGadgetTree
ClearTopmostVisual
CreateAction
CreateGadget
CustomGadgetHitTestQuery
DUserBuildGadget
DUserCastClass
DUserCastDirect
DUserCastHandle
DUserDeleteGadget
DUserFindClass
DUserFlushDeferredMessages
DUserFlushMessages
DUserGetAlphaPRID
DUserGetGutsData
DUserGetRectPRID
DUserGetRotatePRID
DUserGetScalePRID
DUserInstanceOf
DUserPostEvent
DUserPostMethod
DUserRegisterGuts
DUserRegisterStub
DUserRegisterSuper
DUserSendEvent
DUserSendMethod
DUserStopAnimation
DUserStopPVLAnimation
DeleteHandle
DestroyPendingDCVisuals
DetachGadgetVisuals
DetachWndProc
DisableContainerHwnd
DllMain
DrawGadgetTree
EndInputPaneAnimation
EnsureAnimationsEnabled
EnsureGadgetTransInitialized
EnumGadgets
FindGadgetFromPoint
FindGadgetMessages
FindGadgetTargetingInfo
FindStdColor
FireGadgetMessages
ForwardGadgetMessage
FreeGdiDxInteropStagingBuffer
GadgetTransCompositionChanged
GadgetTransSettingChanged
GetActionTimeslice
GetCachedDWriteRenderTarget
GetDUserModule
GetDebug
GetFinalAnimatingPosition
GetGadget
GetGadgetAnimation
GetGadgetBitmap
GetGadgetBufferInfo
GetGadgetCenterPoint
GetGadgetFlags
GetGadgetFocus
GetGadgetLayerInfo
GetGadgetMessageFilter
GetGadgetProperty
GetGadgetRect
GetGadgetRgn
GetGadgetRootInfo
GetGadgetRotation
GetGadgetScale
GetGadgetSize
GetGadgetStyle
GetGadgetTicket
GetGadgetVisual
GetMessageExA
GetMessageExW
GetStdColorBrushF
GetStdColorBrushI
GetStdColorF
GetStdColorI
GetStdColorName
GetStdColorPenF
GetStdColorPenI
GetStdPalette
InitGadgetComponent
InitGadgets
InvalidateGadget
InvalidateLayeredDescendants
IsGadgetParentChainStyle
IsInsideContext
IsStartDelete
LookupGadgetTicket
MapGadgetPoints
PeekMessageExA
PeekMessageExW
RegisterGadgetMessage
RegisterGadgetMessageString
RegisterGadgetProperty
ReleaseDetachedObjects
ReleaseLayeredRef
ReleaseMouseCapture
RemoveClippingImmunityFromVisual
RemoveGadgetMessageHandler
RemoveGadgetProperty
ResetDUserDevice
ScheduleGadgetTransitions
SetActionTimeslice
SetAtlasingHints
SetGadgetBufferInfo
SetGadgetCenterPoint
SetGadgetFillF
SetGadgetFillI
SetGadgetFlags
SetGadgetFocus
SetGadgetFocusEx
SetGadgetLayerInfo
SetGadgetMessageFilter
SetGadgetOrder
SetGadgetParent
SetGadgetProperty
SetGadgetRect
SetGadgetRootInfo
SetGadgetRotation
SetGadgetScale
SetGadgetStyle
SetHardwareDeviceUsage
SetMinimumDCompVersion
SetRestoreCachedLayeredRefFlag
SetTransitionVisualProperties
SetWindowResizeFlag
UnregisterGadgetMessage
UnregisterGadgetMessageString
UnregisterGadgetProperty
UtilBuildFont
UtilDrawBlendRect
UtilDrawOutlineRect
UtilGetColor
UtilSetBackground
WaitMessageEx

Sections

.text
Size: 309KB - Virtual size: 308KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 89KB - Virtual size: 89KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

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
Setup.exe
.exe windows:10 windows x64 arch:x64

Password: infected

cc9b41f8a3bf3f245934b3d3a32e9e74

Code Sign

33:00:00:04:15:82:95:a1:a3:d8:2e:28:57:00:00:00:00:04:15
Certificate

Issuer

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

Not Before

03/02/2023, 00:05

Not After

01/02/2024, 00:05

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

01:5c:54:e2:29:87:16:4c:b8:f5:22:10:d5:a4:18:31:68:ae:95:91:d9:9d:b2:8b:fc:4b:9f:24:cb:80:09:4d
Signer

Actual PE Digest

01:5c:54:e2:29:87:16:4c:b8:f5:22:10:d5:a4:18:31:68:ae:95:91:d9:9d:b2:8b:fc:4b:9f:24:cb:80:09:4d

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_FORCE_INTEGRITY
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

CameraSettingsUIHost.pdb

Imports

advapi32

RegisterTraceGuidsW
GetTraceEnableLevel
GetTraceEnableFlags
GetTraceLoggerHandle
TraceMessage
UnregisterTraceGuids

kernel32

InitOnceExecuteOnce
DecodePointer
GetCurrentThreadId
ReleaseSRWLockExclusive
ReleaseSRWLockShared
EncodePointer
AcquireSRWLockShared
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetTickCount
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetModuleHandleW
SetUnhandledExceptionFilter
GetStartupInfoW
Sleep
AcquireSRWLockExclusive

user32

PostThreadMessageW
TranslateMessage
DispatchMessageW
GetMessageW

msvcrt

__dllonexit
_onexit
?terminate@@YAXXZ
_callnewh
_unlock
_lock
__CxxFrameHandler3
_commode
_fmode
_wcmdln
__C_specific_handler
_initterm
__setusermatherr
_cexit
_exit
exit
__set_app_type
__wgetmainargs
_amsg_exit
_XcptFilter
free
_purecall
malloc

dui70

UnInitThread
UnInitProcessPriv
InitThread
InitProcessPriv

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

CoRegisterClassObject
CoResumeClassObjects
CoInitializeEx
CoRevokeClassObject
CoCreateInstance
CoUninitialize
CoAddRefServerProcess
CoReleaseServerProcess

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

RoRevokeActivationFactories
RoRegisterActivationFactories

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

WindowsCreateString
WindowsGetStringRawBuffer
WindowsIsStringEmpty
WindowsDeleteString
WindowsStringHasEmbeddedNull

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

RoOriginateError
RoOriginateErrorW
SetRestrictedErrorInfo

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

RoGetMatchingRestrictedErrorInfo

imm32

ImmDisableIME

Sections

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

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

.rdata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 1024B - Virtual size: 780B

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: 512B - Virtual size: 196B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
meet.dat

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

Password: infected

2d1dce7df3438a730fed31c0aaa0d58f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Exports

Exports

Sections

.text Size: 309KB - Virtual size: 308KB

.rdata Size: 89KB - Virtual size: 89KB

.data Size: 5KB - Virtual size: 10KB

.pdata Size: 9KB - Virtual size: 9KB

_RDATA Size: 512B - Virtual size: 244B

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

Password: infected

cc9b41f8a3bf3f245934b3d3a32e9e74

Code Sign

33:00:00:04:15:82:95:a1:a3:d8:2e:28:57:00:00:00:00:04:15Certificate

Extended Key Usages

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

Key Usages

01:5c:54:e2:29:87:16:4c:b8:f5:22:10:d5:a4:18:31:68:ae:95:91:d9:9d:b2:8b:fc:4b:9f:24:cb:80:09:4dSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

kernel32

user32

msvcrt

dui70

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

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

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

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

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

imm32

Sections

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

.imrsiv Size: - Virtual size: 4B

.rdata Size: 6KB - Virtual size: 6KB

.data Size: 512B - Virtual size: 1KB

.pdata Size: 1024B - Virtual size: 780B

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

.reloc Size: 512B - Virtual size: 196B

.text
Size: 309KB - Virtual size: 308KB

.rdata
Size: 89KB - Virtual size: 89KB

.data
Size: 5KB - Virtual size: 10KB

.pdata
Size: 9KB - Virtual size: 9KB

_RDATA
Size: 512B - Virtual size: 244B

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

33:00:00:04:15:82:95:a1:a3:d8:2e:28:57:00:00:00:00:04:15
Certificate

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

01:5c:54:e2:29:87:16:4c:b8:f5:22:10:d5:a4:18:31:68:ae:95:91:d9:9d:b2:8b:fc:4b:9f:24:cb:80:09:4d
Signer

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

.imrsiv
Size: - Virtual size: 4B

.rdata
Size: 6KB - Virtual size: 6KB

.data
Size: 512B - Virtual size: 1KB

.pdata
Size: 1024B - Virtual size: 780B

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

.reloc
Size: 512B - Virtual size: 196B