tofsee | ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a[.]bin

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General

Target
ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a.bin
Size 71KB
Sample261008-h3495asxes
SHA256 ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a
MD5 aa854968bd8baa5afb63abdd3feefc89
SHA1 6022bff2313be098ddc8dd8c5350f07651c1c24d
SHA512 457acfe9a8c7d53122457c74ee6020922a611c131531cfc773ddd0aff99695ccea8388d2a80526cc965f5de236e4384337d67f7eb3af4eb868249333c96c3c8f
SSDEEP 1536:yK+s2ZpCy9Pft+1uE2pvtxl2HlyadpIQUc:yZpCypt+1uE2pFLnwpIr
TLSH
T1F8638C0BF5E1C032D48981F966997F159AFDCAB53429E483E7E10DC16DA88E1F72E243
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
ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a.bin

File Explorer

ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a.bin

.exe 71KB

ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a.bin

IMPHASH 0bdef4d92a94790d7d279561a490c5bb
SHA256 ebf953f30dc307909b14ac99cdb26f584b2589d2c926018508d05292c7f0125a
MD5 aa854968bd8baa5afb63abdd3feefc89
SHA1 6022bff2313be098ddc8dd8c5350f07651c1c24d
SHA512 457acfe9a8c7d53122457c74ee6020922a611c131531cfc773ddd0aff99695ccea8388d2a80526cc965f5de236e4384337d67f7eb3af4eb868249333c96c3c8f
SSDEEP 1536:yK+s2ZpCy9Pft+1uE2pvtxl2HlyadpIQUc:yZpCypt+1uE2pFLnwpIr
TLSH
T1F8638C0BF5E1C032D48981F966997F159AFDCAB53429E483E7E10DC16DA88E1F72E243
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