tofsee | 526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a[.]bin

Resubmissions

07/10/2026, 11:21

261007-nf3qnsys4p

07/10/2026, 11:20

261007-nfqfcaf14y10

07/10/2026, 11:19

261007-ne5tmsf13v10

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General

Target
526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a.bin
Size 83KB
Sample261007-ne5tmsf13v
SHA256 526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a
MD5 fdbceecfc7bf64bb51084934ef7cf9c9
SHA1 b76e472926e8822c0d1a11c776baf95f352c6708
SHA512 9549844a5259d0d52819b05873df61634971d874bc5a14b740ef72c1fe4bdb4b59a1f56dc570039fb599171179f4214b905858f8b8ce7b36a1d4c2db95cd80e5
SSDEEP 1536:WFgts29NCqn93r5aAsF6PrG+V2jNSdpI:tNCqnl5aA46P6KrpI
TLSH
T1C6837D57F9D38175D886017172681B26ABFED935302DE893E7110E429EA4DD8EB2F383
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
526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a.bin

File Explorer

526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a.bin

.exe 83KB

526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a.bin

IMPHASH 0bdef4d92a94790d7d279561a490c5bb
SHA256 526cc30a49ca5c4ce759727ee5af46e193f5c11d323e7640101945d062bfaa2a
MD5 fdbceecfc7bf64bb51084934ef7cf9c9
SHA1 b76e472926e8822c0d1a11c776baf95f352c6708
SHA512 9549844a5259d0d52819b05873df61634971d874bc5a14b740ef72c1fe4bdb4b59a1f56dc570039fb599171179f4214b905858f8b8ce7b36a1d4c2db95cd80e5
SSDEEP 1536:WFgts29NCqn93r5aAsF6PrG+V2jNSdpI:tNCqnl5aA46P6KrpI
TLSH
T1C6837D57F9D38175D886017172681B26ABFED935302DE893E7110E429EA4DD8EB2F383
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