taskdll[.]zip | Triage

Resubmissions

09-08-2024 18:59

240809-xnehgsvanl 10

09-08-2024 18:13

240809-wt8g3stdrp 10

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General

Target

taskdll.zip
Size

1.9MB
MD5

a9df6c7028b1a4bcd536da4f9256dbc9
SHA1

bf97b5e31f4963c760a23f059787c3f3b49baf69
SHA256

2fee15f797ca4443cbfda12073902ce0bd5e8e270a2e779fb481a6d2ba382809
SHA512

11907dd03380f099611e4e26eae6fbe71f9de4f5ce84182a87dadc635536beb80ec9a312ac64f6be3585c8758a6d4705f047ac9042d085c15a5fdd27219fa1cf
SSDEEP

49152:rPPDBnmhPPEf33fHdV4lyAA6ucRzccGat2zdzMH:bVmhPsf33VVqyAA6uCccVABQH

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

unpack001/autoupdate.dll

resource
unpack001/autoupdate.dll

Files

taskdll.zip
.zip

Password: infected
SA.DAT
autoupdate.dll
.dll windows:0 windows x64 arch:x64

Password: infected

ebb54636871228f1f45ca81b8140ff5e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_DLL

Imports

gdi32

BRUSHOBJ_pvAllocRbrush
CreateFontIndirectExW
DeleteDC
EngFreeModule
EngLoadModule
GdiIsScreenDC
GdiResetDCEMF
GdiSetAttrs
GetAspectRatioFilterEx
GetCertificate
GetCharacterPlacementA
GetICMProfileW
GetTextExtentExPointA
MirrorRgn
PlayEnhMetaFileRecord
RemoveFontResourceA
RemoveFontResourceTracking
SelectObject
SetBrushAttributes
SetTextAlign

kernel32

CopyFileW
CreateDirectoryTransactedA
CreateFiberEx
CreateFileTransactedA
DisconnectNamedPipe
EnumResourceNamesW
FindFirstVolumeMountPointA
FindResourceW
FindVolumeClose
FoldStringW
FormatMessageW
GetActiveProcessorGroupCount
GetCalendarInfoA
GetCalendarWeekNumber
GetCommandLineA
GetConsoleCP
GetCurrencyFormatW
GetCurrentProcess
GetErrorMode
GetFileAttributesA
GetFileSizeEx
GetFileType
GetFullPathNameTransactedW
GetLogicalProcessorInformationEx
GetMaximumProcessorGroupCount
GetNumaProcessorNodeEx
GetProcAddress
GetThreadErrorMode
GetTickCount
GetUserGeoID
GlobalFlags
HeapCreate
HeapSummary
InterlockedPopEntrySList
IsBadStringPtrW
IsCalendarLeapMonth
LCMapStringA
LZCreateFileW
LoadLibraryA
OpenEventA
QueryDepthSList
ReOpenFile
ReadConsoleInputExW
SetConsoleInputExeNameW
SetConsoleMaximumWindowSize
SetConsoleTextAttribute
SetFileTime
SetMessageWaitingIndicator
SetThreadIdealProcessorEx
SetThreadpoolThreadMinimum
SetTimeZoneInformation
SetVDMCurrentDirectories
StartThreadpoolIo
TerminateProcess
VerLanguageNameA
WerUnregisterMemoryBlock
WriteFile
lstrcpyW

msvcrt

_ltoa
_pclose
_putenv
_spawnve
_strrev
_utime
_wpopen
clock
fclose
fopen
fputwc
free
fwprintf_s
getc
getchar
isalnum
iswalpha
iswpunct
malloc
memcpy
memset
swprintf
wcscpy
wscanf_s

shell32

ILIsEqual
ILIsParent
PathIsSlowA
SHBrowseForFolder
SHCreateDefaultExtractIcon
SHCreateDirectoryExA
SHGetPathFromIDList
SHLimitInputEdit
SHResolveLibrary
SHSetInstanceExplorer
SHSetTemporaryPropertyForItem
SHUpdateImageW

user32

AttachThreadInput
BuildReasonArray
ChangeMenuA
ChangeWindowMessageFilter
CharToOemBuffW
ClipCursor
DefMDIChildProcW
DestroyCaret
DrawFrameControl
EndPaint
EnumDesktopsW
GetCaretPos
GetClassInfoExW
GetClassLongPtrW
GetMenuCheckMarkDimensions
GetMenuState
GetPropW
GetTopWindow
GetWindowLongPtrA
GetWindowModuleFileNameA
IMPSetIMEA
IsCharUpperW
IsClipboardFormatAvailable
IsThreadDesktopComposited
LoadMenuIndirectW
LoadRemoteFonts
MB_GetString
PeekMessageA
PostMessageA
PostThreadMessageW
RegisterServicesProcess
ScrollChildren
SendMessageA
SendMessageCallbackW
SetDisplayConfig
SetMenuContextHelpId
SetTaskmanWindow
SetWindowPlacement
SoftModalMessageBox
TabbedTextOutA
TrackPopupMenu
UpdateWindow

Exports

Exports

Faulknerian_measurably_frizzier
MetternichWhigs
Nereid_racquets_lordship
airmailed_campaigned_bewailed
butches_pastiest
debilitatingMichelson
disaffected_centrist_moronic
fishier_yokel
flunksLouis_simulations
funeral_cosponsoring_get
haunt_host_perfectly
imprints_link
reigns_slipping_clashing
tangoed_modulate
tentacles_feasibly

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 466KB - Virtual size: 466KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 960KB - Virtual size: 960KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.edata
Size: 1024B - Virtual size: 533B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 23KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Password: infected

Password: infected

ebb54636871228f1f45ca81b8140ff5e

Headers

DLL Characteristics

File Characteristics

Imports

gdi32

kernel32

msvcrt

shell32

user32

Exports

Exports

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.data Size: 466KB - Virtual size: 466KB

.rdata Size: 960KB - Virtual size: 960KB

.edata Size: 1024B - Virtual size: 533B

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

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

.reloc Size: 23KB - Virtual size: 23KB

.text
Size: 1.6MB - Virtual size: 1.6MB

.data
Size: 466KB - Virtual size: 466KB

.rdata
Size: 960KB - Virtual size: 960KB

.edata
Size: 1024B - Virtual size: 533B

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

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

.reloc
Size: 23KB - Virtual size: 23KB