Behavioral task
behavioral1
Sample
76ede4f29dbd8a75b643e46cabd369ac888b8012630b8b244e08e0baac8535e6.exe
Resource
win10v2004-20240508-en
General
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Target
76ede4f29dbd8a75b643e46cabd369ac888b8012630b8b244e08e0baac8535e6.zip
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Size
105KB
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MD5
78040c6f58b5477433f5686fc36a3fc5
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SHA1
08ab725e3abdb3967d2b6034bbd0b2e12168a5fe
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SHA256
6a894de8a5d3285bbefc44ddf433b6a57b6199e649263204eed0d928de401ce2
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SHA512
b64cbf0c9a3a8f70953daa5af2feb28b65c15320c005c426fa5023e505c49362b70085f5ce331cd6f5f888129fd41fc2dc3a0609f6284dcaf4405bef6f1ab927
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SSDEEP
3072:LmCePnwEtOnRRo4sh80QPoNR5qpe9ZLsny:LTGQRRo5haSR0w7Qy
Malware Config
Extracted
tofsee
43.231.4.7
lazystax.ru
Signatures
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Tofsee family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/76ede4f29dbd8a75b643e46cabd369ac888b8012630b8b244e08e0baac8535e6
Files
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76ede4f29dbd8a75b643e46cabd369ac888b8012630b8b244e08e0baac8535e6.zip.zip
Password: infected
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76ede4f29dbd8a75b643e46cabd369ac888b8012630b8b244e08e0baac8535e6.exe windows:5 windows x86 arch:x86
Password: infected
0bdef4d92a94790d7d279561a490c5bb
Headers
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
Imports
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
Sections
.text Size: 57KB - Virtual size: 57KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 10.2MB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ