Behavioral task
behavioral1
Sample
4632d8d4309360d9e4f10f9d5e6826f4.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4632d8d4309360d9e4f10f9d5e6826f4.exe
Resource
win10v2004-20231222-en
General
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Target
4632d8d4309360d9e4f10f9d5e6826f4
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Size
412KB
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MD5
4632d8d4309360d9e4f10f9d5e6826f4
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SHA1
efe454691cfc657353c7ebec9bc7a125afc2d346
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SHA256
12e5209887e56fe47eba322edc84c32e6054ef6adac9a18971093c931aa6d8ee
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SHA512
0b0984e027e7f275cd88b0d08fae168aa2550774fe0f01981a90fd29d6bed1d42f8e5419a1f333c29e3d6a5e93a347325b93f64ca4d4efd3dc13b42787f526f5
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SSDEEP
12288:FBduD419b6ZxGqIUdOYBRNG1wmEHf0iF09:TduD419b6ZvLdOYBPNxHBF0
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4632d8d4309360d9e4f10f9d5e6826f4
Files
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4632d8d4309360d9e4f10f9d5e6826f4.exe windows:4 windows x86 arch:x86
a3f614ea11b263c2b6eb38cb26331d53
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
MoveFileExA
GetVersionExA
GetFullPathNameA
DeleteFileA
GetSystemDirectoryA
SetEvent
CreateEventA
Sleep
CreateProcessA
WaitForSingleObject
LoadLibraryA
GetLastError
GetProcAddress
FreeLibrary
CopyFileA
FindNextFileA
GetSystemDefaultLangID
FindFirstFileA
FindClose
CreateFileA
GetFileTime
CloseHandle
CompareFileTime
GetWindowsDirectoryA
SetFileAttributesA
WritePrivateProfileStringA
SetEnvironmentVariableA
LCMapStringW
SetFilePointer
GetStringTypeW
SetEndOfFile
CreateDirectoryA
SetHandleCount
GetOEMCP
GetACP
RtlUnwind
GetTimeZoneInformation
GetSystemTime
GetLocalTime
ExitProcess
TerminateProcess
GetCurrentProcess
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
GetVersion
RaiseException
HeapFree
FlushFileBuffers
WriteFile
HeapAlloc
WideCharToMultiByte
HeapReAlloc
HeapSize
MultiByteToWideChar
LCMapStringA
GetEnvironmentVariableA
HeapDestroy
GetStringTypeA
GetStdHandle
GetFileType
ReadFile
UnhandledExceptionFilter
GetModuleFileNameA
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
IsBadWritePtr
IsBadReadPtr
HeapCreate
VirtualFree
SetUnhandledExceptionFilter
VirtualAlloc
CompareStringA
IsBadCodePtr
SetStdHandle
GetCPInfo
CompareStringW
winspool.drv
DeletePrinterDriverA
DeletePrinter
ClosePrinter
EnumPrintersA
EnumPrinterDriversA
GetPrinterDriverA
OpenPrinterA
advapi32
DeleteService
RegisterEventSourceA
ReportEventA
DeregisterEventSource
RegQueryInfoKeyA
RegEnumKeyA
RegDeleteKeyA
RegDeleteValueA
RegCreateKeyExA
RegSetValueExA
RegFlushKey
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
StartServiceCtrlDispatcherA
SetServiceStatus
RegisterServiceCtrlHandlerA
CloseServiceHandle
CreateServiceA
OpenSCManagerA
ControlService
OpenServiceA
Sections
.text Size: 216KB - Virtual size: 215KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 12KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 32KB - Virtual size: 40KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 912B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
UPX0 Size: 144KB - Virtual size: 380KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE