berbew | 2026-08-03_c3b55c085a58d78582d82fe9ad9bc4e2_elex_wannacry

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General

Target
2026-08-03_c3b55c085a58d78582d82fe9ad9bc4e2_elex_wannacry
Size 320KB
Sample260803-vg29vsfp31
SHA256 d437b2b7e6bcbc35c9e2776f220df2865ab5a95637b7d34f6cddd8530e126966
MD5 c3b55c085a58d78582d82fe9ad9bc4e2
SHA1 89089da6a648d73e07bdad2ba1e79812ca49404e
SHA512 d8b3adc116c5d75aceb619fe31edb7fea616beea3fe16960e530c2516b2e5fe6f86ec664abfe29b5a7e8d276b472526f412894544af03654a096de8a1e2363be
SSDEEP 6144:sLnBzJWwiMHr6SIV/Ah1G/AcQ///NR5fn:MnBl3pOQ/Nv
TLSH
T11D642F19263809EACEED1BB5AD124AD89181F9F114F1E23F6123DFDCD8E5DA2C815F81
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
2026-08-03_c3b55c085a58d78582d82fe9ad9bc4e2_elex_wannacry

File Explorer

2026-08-03_c3b55c085a58d78582d82fe9ad9bc4e2_elex_wannacry

.exe 320KB

2026-08-03_c3b55c085a58d78582d82fe9ad9bc4e2_elex_wannacry

IMPHASH c2a87fabf96470db507b2e6b43bd92eb
SHA256 d437b2b7e6bcbc35c9e2776f220df2865ab5a95637b7d34f6cddd8530e126966
MD5 c3b55c085a58d78582d82fe9ad9bc4e2
SHA1 89089da6a648d73e07bdad2ba1e79812ca49404e
SHA512 d8b3adc116c5d75aceb619fe31edb7fea616beea3fe16960e530c2516b2e5fe6f86ec664abfe29b5a7e8d276b472526f412894544af03654a096de8a1e2363be
SSDEEP 6144:sLnBzJWwiMHr6SIV/Ah1G/AcQ///NR5fn:MnBl3pOQ/Nv
TLSH
T11D642F19263809EACEED1BB5AD124AD89181F9F114F1E23F6123DFDCD8E5DA2C815F81
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

Name

gDWGidnw

Size

1024B

Virtual Size

899B

Characteristics

Name

bPnjDIqi

Size

30KB

Virtual Size

30KB

Characteristics

Name

lOxnegsm

Size

7KB

Virtual Size

6KB

Characteristics

Name

mxTDwXnT

Size

1KB

Virtual Size

1KB

Characteristics

Name

EJluMDXJ

Size

1024B

Virtual Size

741B

Characteristics

Name

AaSgEUmE

Size

512B

Virtual Size

122B

Characteristics

Name

HkEpfmip

Size

91KB

Virtual Size

90KB

Characteristics

Name

gqQzZfFo

Size

4KB

Virtual Size

4KB

Characteristics

Name

RVHUGLzg

Size

56KB

Virtual Size

56KB

Characteristics

Name

MVHfuREt

Size

11KB

Virtual Size

11KB

Characteristics

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-03_c3b55c085a58d78582d82fe9ad9bc4e2_elex_wannacry

ole32

oleaut32

wininet

kernel32

user32

gdi32

advapi32

crtdll

msvcrt

generic