Octo_Browser_latest_win[.]exe

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General

Target

Octo_Browser_latest_win.exe
Size

41.6MB
MD5

0f0b9012e5e14750fe22d95fe9034b29
SHA1

1ff0f02bbbf61086de09230f3ca00df038208cc5
SHA256

f49c7cb7f608271826854c0bf56860b0af9f4eaa8eb36dd7f997400a59088c79
SHA512

e4ffa2392035d7b61154c6f2c7fb32dbe28a99534a16ef2813f52bb6f620968ae4b06c3eff7ab6f1cd2dfefa0096938eed5f39df7c582ebe64e5add869e8ed89
SSDEEP

786432:y+igMgU0HxubU7a96xGcPiScI97+/2H4uq4xwsAsMxpttD7yBG/RDCDcpqm:ugMgdAb0/xGcPv7RF2pttD7y0/RSq

Score

1^/10

Malware Config

Signatures

Files

Octo_Browser_latest_win.exe
.exe windows:6 windows x86 arch:x86

0ab020de3096b6aafb4fadfac4d16825

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

25/05/2021, 00:00

Not After

31/12/2028, 23:59

Subject

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

Issuer

CN=Sectigo Public Code Signing Root R46,O=Sectigo Limited,C=GB

Not Before

22/03/2021, 00:00

Not After

21/03/2036, 23:59

Subject

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

12:1c:77:48:63:e3:ba:8e:7b:8b:f7:55:97:87:47:ae
Certificate

Issuer

CN=Sectigo Public Code Signing CA R36,O=Sectigo Limited,C=GB

Not Before

06/09/2022, 00:00

Not After

05/09/2025, 23:59

Subject

CN=BLACKBIRD SECURE BROWSING LTD,O=BLACKBIRD SECURE BROWSING LTD,ST=London,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02/05/2019, 00:00

Not After

18/01/2038, 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

fe:44:e8:41:13:cb:30:19:55:29:51:83:1e:c9:3f:b6:a0:a0:f1:c5:c8:15:e3:13:09:db:c5:52:14:b2:ce:b2
Signer

Actual PE Digest

fe:44:e8:41:13:cb:30:19:55:29:51:83:1e:c9:3f:b6:a0:a0:f1:c5:c8:15:e3:13:09:db:c5:52:14:b2:ce:b2

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\JobRelease\win\Release\stubs\x86\ExternalUi.pdb

Imports

kernel32

CreateFileW
CloseHandle
WriteFile
DeleteFileW
HeapDestroy
HeapSize
HeapReAlloc
HeapFree
HeapAlloc
GetProcessHeap
SizeofResource
LockResource
LoadResource
FindResourceW
FindResourceExW
RemoveDirectoryW
GetTempPathW
GetTempFileNameW
CreateDirectoryW
MoveFileW
GetLastError
EnterCriticalSection
LeaveCriticalSection
GetModuleFileNameW
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
GetCurrentThreadId
RaiseException
SetLastError
GlobalUnlock
GlobalLock
GlobalAlloc
MulDiv
lstrcmpW
CreateEventW
SetEvent
InitializeCriticalSection
lstrcpynW
WaitForSingleObject
CreateThread
GetProcAddress
LoadLibraryExW
DecodePointer
Sleep
GetDiskFreeSpaceExW
GetExitCodeThread
GetCurrentProcessId
FreeLibrary
GetSystemDirectoryW
lstrlenW
VerifyVersionInfoW
VerSetConditionMask
lstrcmpiW
GetModuleHandleW
LoadLibraryW
GetDriveTypeW
CompareStringW
FindFirstFileW
FindNextFileW
GetLogicalDriveStringsW
GetFileSize
GetFileAttributesW
GetShortPathNameW
SetFileAttributesW
GetFileTime
CopyFileW
ReadFile
SetFilePointer
SystemTimeToFileTime
FindClose
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
GetSystemInfo
WaitForMultipleObjects
ReadConsoleW
VirtualProtect
VirtualQuery
LoadLibraryExA
GetStringTypeW
SetUnhandledExceptionFilter
FileTimeToSystemTime
GetEnvironmentVariableW
GetEnvironmentStringsW
FormatMessageW
LocalFree
InitializeCriticalSectionEx
LoadLibraryA
GetModuleFileNameA
GetFullPathNameW
GetCurrentThread
GetConsoleOutputCP
FlushFileBuffers
SetConsoleTextAttribute
GetStdHandle
GetConsoleScreenBufferInfo
OutputDebugStringW
CreateProcessW
GetExitCodeProcess
GetTickCount
GetCommandLineW
SetCurrentDirectoryW
SetEndOfFile
EnumResourceLanguagesW
GetLocaleInfoW
GetSystemDefaultLangID
GetUserDefaultLangID
GetWindowsDirectoryW
GetSystemTime
GetDateFormatW
GetTimeFormatW
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
ResetEvent
GlobalFree
GetPrivateProfileStringW
GetPrivateProfileSectionNamesW
WritePrivateProfileStringW
GetLocalTime
CreateNamedPipeW
ConnectNamedPipe
Wow64DisableWow64FsRedirection
Wow64RevertWow64FsRedirection
IsWow64Process
TerminateThread
LocalAlloc
CompareFileTime
CopyFileExW
OpenEventW
PeekNamedPipe
IsDebuggerPresent
EncodePointer
InitializeSListHead
InterlockedPopEntrySList
InterlockedPushEntrySList
FlushInstructionCache
IsProcessorFeaturePresent
VirtualAlloc
VirtualFree
QueryPerformanceCounter
QueryPerformanceFrequency
LCMapStringEx
GetSystemTimeAsFileTime
CompareStringEx
GetCPInfo
WaitForSingleObjectEx
UnhandledExceptionFilter
TerminateProcess
GetStartupInfoW
RtlUnwind
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
ExitProcess
GetModuleHandleExW
GetFileType
GetTimeZoneInformation
LCMapStringW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetConsoleMode
IsValidCodePage
GetACP
GetOEMCP
GetFileSizeEx
SetFilePointerEx
FindFirstFileExW
GetCommandLineA
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
WriteConsoleW

Sections

.text
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 383KB - Virtual size: 383KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 21KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 332KB - Virtual size: 332KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 104KB - Virtual size: 104KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

0ab020de3096b6aafb4fadfac4d16825

Code Sign

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16Certificate

Extended Key Usages

Key Usages

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0aCertificate

Extended Key Usages

Key Usages

12:1c:77:48:63:e3:ba:8e:7b:8b:f7:55:97:87:47:aeCertificate

Extended Key Usages

Key Usages

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

fe:44:e8:41:13:cb:30:19:55:29:51:83:1e:c9:3f:b6:a0:a0:f1:c5:c8:15:e3:13:09:db:c5:52:14:b2:ce:b2Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

Sections

.text Size: 1.5MB - Virtual size: 1.5MB

.rdata Size: 383KB - Virtual size: 383KB

.data Size: 21KB - Virtual size: 27KB

.rsrc Size: 332KB - Virtual size: 332KB

.reloc Size: 104KB - Virtual size: 104KB

48:fc:93:b4:60:55:94:8d:36:a7:c9:8a:89:d6:94:16
Certificate

62:1d:6d:0c:52:01:9e:3b:90:79:15:20:89:21:1c:0a
Certificate

12:1c:77:48:63:e3:ba:8e:7b:8b:f7:55:97:87:47:ae
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

fe:44:e8:41:13:cb:30:19:55:29:51:83:1e:c9:3f:b6:a0:a0:f1:c5:c8:15:e3:13:09:db:c5:52:14:b2:ce:b2
Signer

.text
Size: 1.5MB - Virtual size: 1.5MB

.rdata
Size: 383KB - Virtual size: 383KB

.data
Size: 21KB - Virtual size: 27KB

.rsrc
Size: 332KB - Virtual size: 332KB

.reloc
Size: 104KB - Virtual size: 104KB