trigona | a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9[.]exe

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General

Target

a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9.exe
Size

1.7MB
MD5

68635ad9d12f683071611bfd34c1ec34
SHA1

3d59b3053f9f531197a47a6a936240cb81a700d9
SHA256

a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9
SHA512

811764a687edc700883ae31503bedb299702ee6281ae57bc0885f9fd60f80d0f572f545bb060dcd610f904167665ee2a520dbdd77e4f4fd953250b1fcf48cf96
SSDEEP

24576:GGA0AhSVzjJqVR/xmx0AsQ5r2jOGJTS8KmlI+u+68+05vNR:JAhuzc3DXJTS8KmVzecH

Score

10^/10

trigona

Malware Config

Signatures

Detects Trigona ransomware 1 IoCs

resource	yara_rule
sample	family_trigona

Trigona family
trigona

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9.exe

Files

a891d24823796a4ffa2fac76d92fec2c7ffae1ac1c3665be0d4f85e13acd33f9.exe
.exe windows:5 windows x64 arch:x64

11facc41c2a5956535783bc41d076350

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

SetFileAttributesW
GetFileTime
GetFileType
SetFileTime
RtlUnwindEx
GetACP
CloseHandle
LocalFree
GetCurrentProcessId
SizeofResource
VirtualProtect
UnlockFile
QueryPerformanceFrequency
IsDebuggerPresent
FindNextFileW
GetFullPathNameW
VirtualFree
ExitProcess
HeapAlloc
GetNumberOfConsoleInputEvents
GetCPInfoExW
RtlUnwind
SetFilePointerEx
GetCPInfo
EnumSystemLocalesW
GetStdHandle
GetModuleHandleW
FreeLibrary
HeapDestroy
ReadFile
GetLastError
GetModuleFileNameW
SetLastError
FindResourceW
CreateThread
CompareStringW
GetFileSizeEx
LoadLibraryA
ResetEvent
GetVolumeInformationW
FreeResource
GetVersion
RaiseException
MoveFileW
FormatMessageW
OpenProcess
SwitchToThread
GetExitCodeThread
GetCurrentThread
LoadLibraryExW
TerminateProcess
SetPriorityClass
LockResource
GetCurrentThreadId
UnhandledExceptionFilter
VirtualQuery
VirtualQueryEx
Sleep
EnterCriticalSection
GetDiskFreeSpaceExW
SetFilePointer
LoadResource
SuspendThread
GetTickCount
GetFileSize
GetStartupInfoW
GetFileAttributesW
InitializeCriticalSection
GetThreadPriority
GetCurrentProcess
SetThreadPriority
AllocConsole
VirtualAlloc
GetTempPathW
GetCommandLineW
GetSystemInfo
LeaveCriticalSection
GetProcAddress
ResumeThread
GetVersionExW
VerifyVersionInfoW
HeapCreate
GetWindowsDirectoryW
LCMapStringW
GetDiskFreeSpaceW
VerSetConditionMask
FindFirstFileW
GetUserDefaultUILanguage
GetConsoleOutputCP
LockFile
GetConsoleCP
PeekConsoleInputW
lstrlenW
SetEndOfFile
QueryPerformanceCounter
HeapFree
WideCharToMultiByte
FindClose
MultiByteToWideChar
CreateMutexA
SetEvent
GetLocaleInfoW
CreateFileW
DeleteFileW
IsDBCSLeadByteEx
FreeConsole
GetLocalTime
WaitForSingleObject
WriteFile
FlushConsoleInputBuffer
ExitThread
DeleteCriticalSection
GetDateFormatW
TlsGetValue
SetErrorMode
GetComputerNameW
IsValidLocale
TlsSetValue
GetSystemDefaultUILanguage
EnumCalendarInfoW
LocalAlloc
RemoveDirectoryW
CreateEventW
SetThreadLocale
GetThreadLocale

wsock32

gethostbyaddr
WSAStartup
closesocket
socket

ws2_32

WSAIoctl

shell32

ShellExecuteW

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

user32

CharUpperBuffA
CharUpperBuffW
CharNextW
MsgWaitForMultipleObjects
CharLowerBuffW
LoadStringW
CharUpperW
PeekMessageW
GetSystemMetrics
GetKeyboardLayoutList
MessageBoxW

iphlpapi

GetIpNetTable

oleaut32

SysAllocStringLen
SafeArrayPtrOfIndex
VariantCopy
SafeArrayGetLBound
SafeArrayGetUBound
VariantInit
VariantClear
SysFreeString
SysReAllocStringLen
VariantChangeType
SafeArrayCreate

netapi32

NetWkstaGetInfo
NetApiBufferFree
NetShareEnum

advapi32

RegSetValueExW
RegOpenKeyW
RegQueryValueExW
GetUserNameW
RegCloseKey
RegOpenKeyExW

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 152KB - Virtual size: 152KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 51KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 1024B - Virtual size: 708B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 154B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 584B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 109B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 67KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.pdata
Size: 85KB - Virtual size: 85KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 59KB - Virtual size: 59KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

11facc41c2a5956535783bc41d076350

Headers

File Characteristics

Imports

kernel32

wsock32

ws2_32

shell32

version

user32

iphlpapi

oleaut32

netapi32

advapi32

Exports

Exports

Sections

.text Size: 1.4MB - Virtual size: 1.4MB

.data Size: 152KB - Virtual size: 152KB

.bss Size: - Virtual size: 51KB

.idata Size: 6KB - Virtual size: 5KB

.didata Size: 1024B - Virtual size: 708B

.edata Size: 512B - Virtual size: 154B

.tls Size: - Virtual size: 584B

.rdata Size: 512B - Virtual size: 109B

.reloc Size: 67KB - Virtual size: 67KB

.pdata Size: 85KB - Virtual size: 85KB

.rsrc Size: 59KB - Virtual size: 59KB

.text
Size: 1.4MB - Virtual size: 1.4MB

.data
Size: 152KB - Virtual size: 152KB

.bss
Size: - Virtual size: 51KB

.idata
Size: 6KB - Virtual size: 5KB

.didata
Size: 1024B - Virtual size: 708B

.edata
Size: 512B - Virtual size: 154B

.tls
Size: - Virtual size: 584B

.rdata
Size: 512B - Virtual size: 109B

.reloc
Size: 67KB - Virtual size: 67KB

.pdata
Size: 85KB - Virtual size: 85KB

.rsrc
Size: 59KB - Virtual size: 59KB