Static task
static1
Behavioral task
behavioral1
Sample
b83f1399a9548020d81ac04d5d398d26.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b83f1399a9548020d81ac04d5d398d26.exe
Resource
win10v2004-20240226-en
General
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Target
b83f1399a9548020d81ac04d5d398d26
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Size
488KB
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MD5
b83f1399a9548020d81ac04d5d398d26
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SHA1
86bba8471a13711e90fd0376369c4fbfe0ac220c
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SHA256
58dbbf6c7801ef22712e87645db84edac538c5f6d311a634d60f7d4563ed72b8
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SHA512
1c4b9347855fb062adb194a162f030a2abc94508e6d37d1d0ce66066f648a381918107bba740e10661c458d6629c0f00db7417e261b812127f775627e46b9138
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SSDEEP
6144:ff5UDZ8zW89iNMJjokqGTaoddcaK/ovlDN6K+ALWHXXc0bUS4CzAueA/DUfEurUV:ff2lN8uojg42ov+0WHDH+pAIdrpBFX
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b83f1399a9548020d81ac04d5d398d26
Files
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b83f1399a9548020d81ac04d5d398d26.exe windows:4 windows x86 arch:x86
e3867acaa8bc5dbfeb5cb72f3c67fed2
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
FreeEnvironmentStringsW
GetLastError
GetEnvironmentStringsW
GetEnvironmentStringsA
CloseHandle
LoadLibraryA
FormatMessageA
CompareStringA
SetFilePointer
EnterCriticalSection
FindResourceA
HeapDestroy
HeapFree
GetTimeFormatA
ReadConsoleW
GetSystemInfo
TlsAlloc
IsBadWritePtr
GetTickCount
HeapCreate
OpenSemaphoreA
GetFileType
ReadFile
IsValidCodePage
FlushFileBuffers
InitializeCriticalSection
LeaveCriticalSection
CompareStringW
GetCPInfo
GetStringTypeA
WriteFile
GetTimeZoneInformation
GetStdHandle
VirtualProtect
SetLastError
FreeEnvironmentStringsA
GetCurrentThread
OpenMutexA
ExitProcess
IsValidLocale
GetVersionExA
GetCurrentProcessId
GetStringTypeW
HeapSize
GetStartupInfoA
WideCharToMultiByte
GetCurrentProcess
GetEnvironmentStrings
GetLocaleInfoA
LCMapStringA
TerminateProcess
RemoveDirectoryA
MultiByteToWideChar
VirtualFree
EnumSystemLocalesA
RtlUnwind
GetModuleFileNameA
VirtualAlloc
GetNamedPipeInfo
HeapReAlloc
WaitNamedPipeA
CreateMutexA
GetProcAddress
InterlockedExchange
SuspendThread
HeapAlloc
GetModuleHandleA
GetSystemTimeAsFileTime
GetCommandLineA
GetACP
SetStdHandle
GetCurrentThreadId
EnumCalendarInfoExW
UnlockFile
SetEnvironmentVariableA
TlsFree
TlsSetValue
DeleteCriticalSection
GetOEMCP
QueryPerformanceCounter
GetUserDefaultLCID
SetHandleCount
LCMapStringW
GetLocaleInfoW
UnhandledExceptionFilter
lstrcmpiW
TlsGetValue
VirtualQuery
GetDateFormatA
advapi32
CryptSetProviderExA
CryptDecrypt
CryptSetKeyParam
ReportEventA
RegQueryValueExA
GetUserNameA
RegNotifyChangeKeyValue
RegEnumValueW
LogonUserA
RegDeleteKeyW
CryptVerifySignatureW
DuplicateTokenEx
LookupPrivilegeDisplayNameA
RegQueryInfoKeyA
CryptExportKey
comctl32
InitCommonControlsEx
user32
GetCapture
MonitorFromRect
GetDesktopWindow
EnumWindowStationsA
RegisterClassA
GetClipboardFormatNameA
RegisterClassExA
ToAscii
Sections
.text Size: 320KB - Virtual size: 320KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 49KB - Virtual size: 80KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 100KB - Virtual size: 100KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 17KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ