tofsee | 5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca[.]bin

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General

Target
5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca.bin
Size 12.9MB
Sample261114-h4ee4aet91
SHA256 5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca
MD5 f97d64f5abb9dad930923a61ea5f6ca9
SHA1 4c089da593bf880ffc7a17300d687b07cb7297f9
SHA512 c633d1481b25c02e312a71df6d6f65e7a7898b70ee0b2ebc2d3e16eb03cd8adbab00ac568df50635bef3ca56056c35a45318f3881e8c19c580faf1876c7fc0f3
SSDEEP 49152:TeppA1rvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrX:TKA
TLSH
T193D6436676D86ED9D0CA0FBC09A1C42B5DECF734043A953096D1504F98AE78A973CBB3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

trojan tofsee

Malware Config

Extracted

Family

tofsee

defeatwax.ru
refabyd.info

Signatures

Family: Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca.bin

File Explorer

5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca.bin

.exe 12.9MB

5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca.bin

IMPHASH b7c5b33e924247ab3dfc746dbe882c16
SHA256 5a66595586c04845091f1412c4bf71b0a1a4d90ce06503444c64c76f5c8596ca
MD5 f97d64f5abb9dad930923a61ea5f6ca9
SHA1 4c089da593bf880ffc7a17300d687b07cb7297f9
SHA512 c633d1481b25c02e312a71df6d6f65e7a7898b70ee0b2ebc2d3e16eb03cd8adbab00ac568df50635bef3ca56056c35a45318f3881e8c19c580faf1876c7fc0f3
SSDEEP 49152:TeppA1rvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrvrX:TKA
TLSH
T193D6436676D86ED9D0CA0FBC09A1C42B5DECF734043A953096D1504F98AE78A973CBB3
MD5 SHA1 SHA512 SSDEEP TLSH

windows:5 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

39531

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

advapi32

ConvertSidToStringSidA AllocateAndInitializeSid CreateProcessWithLogonW RegCreateKeyExA StartServiceCtrlDispatcherA RegisterServiceCtrlHandlerA SetServiceStatus RegDeleteValueA RegGetKeySecurity RegSetKeySecurity RegSetValueExA GetLengthSid GetFileSecurityA GetSecurityDescriptorOwner EqualSid InitializeSecurityDescriptor SetSecurityDescriptorOwner SetFileSecurityA GetSecurityDescriptorDacl GetAce DeleteAce SetSecurityDescriptorDacl RegQueryValueExA RegEnumKeyA RegOpenKeyExA RegEnumValueA GetUserNameW LookupAccountNameW LookupAccountNameA GetUserNameA RegCloseKey CheckTokenMembership FreeSid

kernel32

GetVolumeInformationA GetComputerNameA GetTickCount GetCurrentProcess GetModuleHandleA GetSystemInfo GetVersionExA lstrcmpiA lstrlenA Sleep lstrcpynA InterlockedExchange GetCurrentThreadId ExitProcess GetOverlappedResult WaitForSingleObject GetLastError WriteFile ReadFile CreateFileA DisconnectNamedPipe ConnectNamedPipe CreateNamedPipeA CloseHandle LoadLibraryA GetEnvironmentVariableA DeleteFileA IsBadWritePtr IsBadCodePtr lstrcpyA lstrcmpA VirtualProtect IsBadReadPtr VirtualFree WriteProcessMemory VirtualAllocEx VirtualAlloc SetFilePointer GetFileSize SetFileAttributesA GetDiskFreeSpaceA GetWindowsDirectoryA GetProcAddress LocalFree GetFileAttributesExA LocalAlloc CreateProcessA GetTempPathA SystemTimeToFileTime GetSystemTime DeviceIoControl CreateFileW GetModuleFileNameA ResumeThread SetThreadContext TerminateProcess GetThreadContext lstrcatA CreateThread GetDriveTypeA GetCommandLineA SetUnhandledExceptionFilter SetErrorMode InterlockedIncrement GetLocalTime GetTimeZoneInformation FileTimeToLocalFileTime FileTimeToSystemTime InterlockedDecrement HeapSize GetSystemTimeAsFileTime MultiByteToWideChar lstrlenW GetStartupInfoW GetProcessHeap HeapAlloc HeapReAlloc HeapFree FreeLibrary CreateEventA GetSystemDirectoryA

oleaut32

SysAllocStringByteLen

shell32

ShellExecuteA ShellExecuteExW

user32

wsprintfA CharToOemA

ws2_32

ioctlsocket __WSAFDIsSet WSAStartup send connect setsockopt bind listen accept getsockname ntohl gethostname socket select recv ntohs ntohs sendto gethostbyaddr inet_ntoa gethostbyname inet_addr getpeername closesocket

dbghelp

StackWalk64