Static task
static1
Behavioral task
behavioral1
Sample
Dyno-Verify.zip
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Dyno-Verify.zip
Resource
win10v2004-20240221-en
Behavioral task
behavioral3
Sample
DynoBot.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
DynoBot.dll
Resource
win10v2004-20240221-en
Behavioral task
behavioral5
Sample
DynoVerify.exe
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
DynoVerify.exe
Resource
win10v2004-20240221-en
Behavioral task
behavioral7
Sample
verifydata.dat
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
verifydata.dat
Resource
win10v2004-20240221-en
General
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Target
Dyno-Verify.zip
-
Size
1.0MB
-
MD5
6a4644dea3cf0010ae36a6fa0ce3761e
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SHA1
3f4c09aff852644549deca79a568e07ddc915115
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SHA256
de73e17e1e6f14a9f765714a62c94aab5a2bcf94693ad87791e1d00c8cb9c351
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SHA512
cb563a4d30211aeffc757ee9337b3f3bf7c96b39a83f5fcec36398f8a610abb5e6041919143d1ed1f45ffe179818b0b35e17e12aa00e30cb13c8017845b9d1be
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SSDEEP
24576:7gYQ5EHpQUmPpIpS5wwggtQH+ylRABFFIpeC9B:cYQ5ABmP+iw+t/eAyHb
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/DynoVerify.exe
Files
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Dyno-Verify.zip.zip
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DynoBot.dll
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DynoVerify.exe.exe windows:6 windows x64 arch:x64
87dd602b10b9f9a3bbcb30f3d14506fd
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
secur32
LsaFreeReturnBuffer
LsaGetLogonSessionData
LsaEnumerateLogonSessions
kernel32
IsProcessorFeaturePresent
GetCurrentThreadId
InitializeSListHead
FreeLibrary
HeapFree
GetProcessHeap
HeapAlloc
GetCurrentProcess
GetComputerNameExW
LoadLibraryExW
GetProcAddress
SetLastError
GetModuleFileNameW
GetLastError
CloseHandle
CreateWaitableTimerExW
Sleep
QueryPerformanceFrequency
AddVectoredExceptionHandler
SetThreadStackGuarantee
HeapReAlloc
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
SetThreadErrorMode
SwitchToThread
GetSystemInfo
WakeAllConditionVariable
CreateThread
WakeConditionVariable
SleepConditionVariableSRW
GetModuleHandleA
GetModuleHandleW
FormatMessageW
TryAcquireSRWLockExclusive
CreateFileW
SetFileInformationByHandle
GetFileInformationByHandle
GetFileInformationByHandleEx
FindFirstFileW
FindClose
GetFullPathNameW
GetCurrentThread
SetWaitableTimer
WaitForSingleObject
GetEnvironmentVariableW
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetStdHandle
GetConsoleMode
MultiByteToWideChar
WriteConsoleW
LocalFree
GetProcessTimes
GetSystemTimes
GetProcessIoCounters
ReadProcessMemory
GetTickCount64
GlobalMemoryStatusEx
GetLogicalDrives
GetDiskFreeSpaceExW
GetDriveTypeW
GetVolumeInformationW
DeviceIoControl
OpenProcess
VirtualQueryEx
RtlCaptureContext
SetUnhandledExceptionFilter
UnhandledExceptionFilter
IsDebuggerPresent
RtlVirtualUnwind
RtlLookupFunctionEntry
GetCurrentProcessId
advapi32
CopySid
RegOpenKeyExW
RegCloseKey
OpenProcessToken
SystemFunction036
GetUserNameW
RegSetValueExW
GetTokenInformation
LookupAccountSidW
GetLengthSid
IsValidSid
user32
MessageBoxW
shell32
CommandLineToArgvW
ShellExecuteW
ole32
CoInitializeSecurity
CoSetProxyBlanket
CoUninitialize
CoCreateInstance
CoInitializeEx
pdh
PdhAddEnglishCounterW
PdhOpenQueryA
PdhCollectQueryData
PdhGetFormattedCounterValue
PdhRemoveCounter
PdhCloseQuery
ntdll
NtWriteFile
NtQuerySystemInformation
NtQueryInformationProcess
RtlNtStatusToDosError
RtlGetVersion
psapi
GetPerformanceInfo
GetModuleFileNameExW
iphlpapi
GetIfTable2
FreeMibTable
GetIfEntry2
GetAdaptersAddresses
netapi32
NetApiBufferFree
NetUserGetLocalGroups
NetUserEnum
NetUserGetInfo
powrprof
CallNtPowerInformation
bcrypt
BCryptGenRandom
oleaut32
VariantClear
SysFreeString
SysAllocString
vcruntime140
memcpy
memcmp
memset
__C_specific_handler
__current_exception
__current_exception_context
memmove
api-ms-win-crt-string-l1-1-0
wcslen
api-ms-win-crt-heap-l1-1-0
_set_new_mode
realloc
free
api-ms-win-crt-runtime-l1-1-0
_initialize_narrow_environment
_configure_narrow_argv
_set_app_type
_get_initial_narrow_environment
_initterm
_initterm_e
exit
_exit
terminate
_initialize_onexit_table
_crt_atexit
__p___argc
_register_thread_local_exe_atexit_callback
__p___argv
_register_onexit_function
_cexit
_c_exit
_seh_filter_exe
api-ms-win-crt-math-l1-1-0
__setusermatherr
api-ms-win-crt-stdio-l1-1-0
_set_fmode
__p__commode
api-ms-win-crt-locale-l1-1-0
_configthreadlocale
Sections
.text Size: 161KB - Virtual size: 160KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.5MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 520B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 412B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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verifydata.dat