tofsee | 37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458[.]bin

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General

Target
37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458.bin
Size 83KB
Sample261007-h4qs5avsct
SHA256 37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458
MD5 29d08961cef4591a13cd6bd0868b899a
SHA1 6d0183d1cf57f6ab51fd73ce4ea8b2dd911b72ac
SHA512 795332f17e145318b6b5583fb5ac864f25ab6f87782b12322ebc0a7d852f483a6f539b4a755b8d29f43951d14ffd0ebc1ac2c9c1731f31de183e48208a60f19a
SSDEEP 768:GgE6ffBPs2wjaRCPiUy2T8H79qvDHFCWV4sq7R0jy5k32eS762HQ3lJ7ygCFAgBG:Gcs2BRCPBy2IH5q7VGTkOY3lVKdpI
TLSH
T167836C57F6D1C0B2F0824675A999271B9FFADDF53E29E8C2D7010C016EA45C0EA2E387
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

trojan tofsee

Malware Config

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
37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458.bin

File Explorer

37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458.bin

.exe 83KB

37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458.bin

IMPHASH 0bdef4d92a94790d7d279561a490c5bb
SHA256 37ef956875f958d98cd2df6ff8477a47f7eb3843edc0d24d675589815679b458
MD5 29d08961cef4591a13cd6bd0868b899a
SHA1 6d0183d1cf57f6ab51fd73ce4ea8b2dd911b72ac
SHA512 795332f17e145318b6b5583fb5ac864f25ab6f87782b12322ebc0a7d852f483a6f539b4a755b8d29f43951d14ffd0ebc1ac2c9c1731f31de183e48208a60f19a
SSDEEP 768:GgE6ffBPs2wjaRCPiUy2T8H79qvDHFCWV4sq7R0jy5k32eS762HQ3lJ7ygCFAgBG:Gcs2BRCPBy2IH5q7VGTkOY3lVKdpI
TLSH
T167836C57F6D1C0B2F0824675A999271B9FFADDF53E29E8C2D7010C016EA45C0EA2E387
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_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE

PDB paths

ws2_32

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

dbghelp

StackWalk64

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

user32

wsprintfA CharToOemA

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

shell32

ShellExecuteA ShellExecuteExW

oleaut32

SysAllocStringByteLen