Behavioral task
behavioral1
Sample
NEAS.61701488faefeec09321a2a3a2f4baf0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.61701488faefeec09321a2a3a2f4baf0.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.61701488faefeec09321a2a3a2f4baf0.exe
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Size
1.4MB
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MD5
61701488faefeec09321a2a3a2f4baf0
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SHA1
5e1e448b7e2c79fe460fb8779408614388d2665c
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SHA256
388ab8c4a0468900a4fe6d6764e1f6a84d818380495cc2233c6e5bbf3c3d699b
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SHA512
a00eaf3a05302ee2a2c2872b553820c6ca92eecfcda3f10840128dcb0a6406748ac84248e94636d602a517fd8bfad10b5bca1dd87d6b6d9f1ed7b2b12168e9aa
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SSDEEP
24576:hPh2kkkkK4kXkkkkkkkkhLX3a20R0v50+YNpsKv2EvZHp3oWx4C2rCLoTXosUBZb:xbazR0vKLXZ8C2rCLo7onBZe2IehrtI4
Malware Config
Signatures
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Berbew family
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Malware Backdoor - Berbew 1 IoCs
Berbew is a malware infection classified as a 'backdoor' Trojan. This malicious program's primary function is to cause chain infections - it can download/install additional malware such as other Trojans, ransomware, and cryptominers.
resource yara_rule sample family_berbew -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.61701488faefeec09321a2a3a2f4baf0.exe
Files
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NEAS.61701488faefeec09321a2a3a2f4baf0.exe.exe windows:1 windows x86
c2a87fabf96470db507b2e6b43bd92eb
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
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
Sections
.text Size: 32KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: - Virtual size: 132KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.gfcd Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.l1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE