Static task
static1
Behavioral task
behavioral1
Sample
zNrD4.dll
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
zNrD4.dll
Resource
win10v2004-20230621-en
General
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Target
zNrD4.cpl
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Size
1.6MB
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MD5
a17308fd611cd38a739b8b162df77253
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SHA1
76d00c0d452b65467ed93e5be217173eeb571d00
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SHA256
7bee08f220fd65b07d9831150618bcd076cf668a25ee8744b449a2ba5c628906
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SHA512
8876d2a7d0b25ec2ada494262cbdc5a1984357c19f732eadd9501488114fbed68e141ffc8778b8ff53b8e54fb2b9de1001297b1fd4cac56213a8bdc93d031f22
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SSDEEP
24576:rTSw7RrYx203eHOzCsrc3V+51XE3CHpbpeqcrdUp/4jWOfr23sYI:rew71YxN31zC7F2tEyJBcZq4ic2c
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource zNrD4.cpl
Files
-
zNrD4.cpl.dll windows x86
d91aa11218db699e18a612c82b368740
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
user32
EnumDisplayDevicesA
GetClipboardViewer
VkKeyScanA
ShowCursor
SetDlgItemTextA
GetKeyboardState
IntersectRect
wintrust
CryptCATAdminAcquireContext
IsCatalogFile
crypt32
CryptStringToBinaryA
CertCloseStore
ole32
CoUnmarshalInterface
OleIsCurrentClipboard
CoResumeClassObjects
CoFileTimeNow
CoWaitForMultipleHandles
ReadClassStg
winscard
g_rgSCardT0Pci
imm32
ImmRegisterWordW
ImmSetCompositionFontW
advapi32
RegQueryValueExW
RegisterEventSourceW
SaferGetLevelInformation
AddAuditAccessAce
AreAnyAccessesGranted
GetSidSubAuthorityCount
SaferRecordEventLogEntry
RegCloseKey
RegRestoreKeyA
RegConnectRegistryA
gdi32
StartPage
GetCharABCWidthsW
PaintRgn
SetPaletteEntries
PathToRegion
ResetDCW
setupapi
SetupIterateCabinetW
SetupDiSetDeviceRegistryPropertyA
iphlpapi
GetRTTAndHopCount
shlwapi
UrlGetPartA
AssocGetPerceivedType
PathFindExtensionA
msvcrt
rand
strtol
memset
winmm
midiStreamRestart
sndPlaySoundW
kernel32
LoadLibraryW
GetBinaryTypeA
WaitForSingleObjectEx
GetUserDefaultLangID
GetModuleFileNameA
WaitForDebugEvent
TerminateJobObject
GetModuleFileNameW
GetAtomNameA
SetLocaleInfoW
CreateDirectoryA
lstrcpyW
IsProcessInJob
GetVolumePathNameW
GetComputerNameExW
RemoveDirectoryA
GetStringTypeA
LocalLock
lstrcpynA
SetConsoleCursorPosition
GetCurrencyFormatW
ws2_32
getsockopt
oleaut32
VarBoolFromI4
SafeArrayGetElemsize
winspool.drv
WaitForPrinterChange
SetPrinterW
esent
JetTerm2
comctl32
ImageList_LoadImageA
ImageList_SetIconSize
shell32
DragQueryFileA
SHCreateDirectoryExW
Sections
.text Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 144KB - Virtual size: 143KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 64KB - Virtual size: 66KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 8KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ