berbew | 46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968

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General

Target
46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968
Size 112KB
Sample260830-1xwd5san21
SHA256 46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968
MD5 a6b863677d1f5a2db1ed3931e68d4510
SHA1 50b6487349e36a804faec3380fcd4c8ae62aa234
SHA512 cba2b0a98c4bcdefc4693d4bdb320302aef35acd389e2b3bb6cbf418508aed6867764806642ef1441df9424d98e2f3c3bf481cde4a66d5b1ebb45cada91cc2d7
SSDEEP 1536:TfhEQ3PxOXXSFDbfH/YkMyHp6bn4CmoEEw+nkTgo3+/F1gUph3M5eR3:qWbfpJ6bn2hJ+nygo3whr3M5eR3
TLSH
T182B35947E5B45E9EE4B568F027311372C6ECC4B6DEB2E16C27A1DA445AFB372808B04D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

backdoor berbew

Malware Config

Signatures

Family: Berbew
Berbew is a backdoor written in C++.
backdoor berbew

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968

File Explorer

46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968

.exe 112KB

46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968

IMPHASH c2a87fabf96470db507b2e6b43bd92eb
SHA256 46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968
MD5 a6b863677d1f5a2db1ed3931e68d4510
SHA1 50b6487349e36a804faec3380fcd4c8ae62aa234
SHA512 cba2b0a98c4bcdefc4693d4bdb320302aef35acd389e2b3bb6cbf418508aed6867764806642ef1441df9424d98e2f3c3bf481cde4a66d5b1ebb45cada91cc2d7
SSDEEP 1536:TfhEQ3PxOXXSFDbfH/YkMyHp6bn4CmoEEw+nkTgo3+/F1gUph3M5eR3:qWbfpJ6bn2hJ+nygo3whr3M5eR3
TLSH
T182B35947E5B45E9EE4B568F027311372C6ECC4B6DEB2E16C27A1DA445AFB372808B04D
MD5 SHA1 SHA512 SSDEEP TLSH

windows:1 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

200704

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

ole32

CoCreateInstance CLSIDFromString CoInitialize CoUninitialize

oleaut32

SysAllocString

wininet

DeleteUrlCacheEntry FindFirstUrlCacheEntryA FindNextUrlCacheEntryA

kernel32

ExitProcess ExpandEnvironmentStringsA GetCommandLineA GetComputerNameA GetCurrentProcessId GetCurrentThreadId GetExitCodeThread GetFileSize GetModuleFileNameA GetModuleHandleA CloseHandle GetProcAddress GetSystemDirectoryA GetTempPathA GetTickCount GetVersion GetVersionExA GetWindowsDirectoryA GlobalMemoryStatus CopyFileA InterlockedIncrement IsBadReadPtr IsBadWritePtr LoadLibraryA LocalAlloc LocalFree OpenMutexA CreateFileA ReadFile RtlUnwind SetFilePointer CreateMutexA Sleep TerminateProcess VirtualQuery CreateProcessA WaitForSingleObject WideCharToMultiByte WinExec WriteFile lstrlenA lstrlenW CreateThread DeleteFileA

user32

GetWindowTextA GetWindowRect FindWindowA GetWindow GetClassNameA SetFocus GetForegroundWindow LoadCursorA LoadIconA SetTimer RegisterClassA MessageBoxA GetMessageA GetWindowLongA SetWindowLongA CreateDesktopA SetThreadDesktop GetThreadDesktop TranslateMessage DispatchMessageA SendMessageA PostQuitMessage ShowWindow CreateWindowExA DestroyWindow MoveWindow DefWindowProcA CallWindowProcA

gdi32

GetStockObject SetBkColor SetTextColor CreateBrushIndirect CreateFontA

advapi32

GetUserNameA RegCreateKeyExA RegCloseKey RegOpenKeyExA RegQueryValueExA RegSetValueExA GetSecurityInfo SetSecurityInfo SetEntriesInAclA

crtdll

__GetMainArgs _sleep _stricmp atoi exit memcpy memset printf raise rand signal sprintf srand sscanf strcat strchr strncmp vsprintf

msvcrt

_wgetcwd

Name

.text

Size

32KB

Virtual Size

32KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.bss

Size

Virtual Size

132KB

Characteristics

IMAGE_SCN_CNT_UNINITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.data

Size

12KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.idata

Size

3KB

Virtual Size

3KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.gfcd

Size

512B

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.l1

Size

4KB

Virtual Size

4KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

File Explorer

46266bf89ae19a56eda5745b7df37f60af1011d8c088f00545b1fef559b7f968

ole32

oleaut32

wininet

kernel32

user32

gdi32

advapi32

crtdll

msvcrt

generic