tofsee | ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246[.]bin

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General

Target
ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246.bin
Size 71KB
Sample261008-vt6stabt3n
SHA256 ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246
MD5 bd76670846b1000c93b58bb4dfc9900b
SHA1 89fe52cc3681c73b9265b52684ec8cee11e7166f
SHA512 3e7b0f6add77e33d19be441ee2377c201175aec691a0733045ac0a033914e3297bbc9009ae8f58a1f281665f3a22b0675face6a3953c9844e0404afb15b66d6d
SSDEEP 1536:XMs2wgC/4PusDBea1kY3xHER7WRWdpIkUc:JgC/HsDBx1k8klpIP
TLSH
T1C6637C4BF6D18171EC81017566AD7F2A9BFFDA363438E4C3E7421981AEA58C0D62D34B
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
ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246.bin

File Explorer

ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246.bin

.exe 71KB

ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246.bin

IMPHASH 0bdef4d92a94790d7d279561a490c5bb
SHA256 ea9fb9d569f14c9d2563ab08c077561af1031c1bd372b52b9e0c1d8fa7c0d246
MD5 bd76670846b1000c93b58bb4dfc9900b
SHA1 89fe52cc3681c73b9265b52684ec8cee11e7166f
SHA512 3e7b0f6add77e33d19be441ee2377c201175aec691a0733045ac0a033914e3297bbc9009ae8f58a1f281665f3a22b0675face6a3953c9844e0404afb15b66d6d
SSDEEP 1536:XMs2wgC/4PusDBea1kY3xHER7WRWdpIkUc:JgC/HsDBx1k8klpIP
TLSH
T1C6637C4BF6D18171EC81017566AD7F2A9BFFDA363438E4C3E7421981AEA58C0D62D34B
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