8tzamw[.]zip | Triage

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General

Target

8tzamw.zip
Size

1.9MB
MD5

db1167975a10bf00059962c0c4f4bcaa
SHA1

49b81a35c1f3fa283cabdfc5a2e2ed19dad04c42
SHA256

d5099297eedf88d41902b7b1751fbeed7eaf7e54da44fd074a6a8767227aa264
SHA512

535dc7b53f0c3ff8a650e0d21ec8e788b64b3e104c5095b80d4203a51da54a4b3d86b31c224e67f35587e0e42c58079c536635442664f97dd1baa2967751e1af
SSDEEP

49152:Oh3VJZPv06kJ0gYhVmznjqoP5L0Bht7/yxPP7C:OhFJv2OV2jqQyht7wPm

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Extract Me First/Bootstrapper.exe
unpack001/Extract Me First/BunifuUI.dll

Files

8tzamw.zip
.zip
Extract Me First/Bootstrapper.exe
.exe windows:4 windows x64 arch:x64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB Paths

C:\Users\pytho\OneDrive\Desktop\Tychea\Bootstrapper\obj\Release\Bootstrapper.pdb

Sections

.text
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Extract Me First/BunifuUI.dll
.dll windows:6 windows x64 arch:x64

36d46158a4eba1a920223b3ef72ffdf1

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

kernel32

MoveFileExW
GetStdHandle
GetFileType
ReadFile
PeekNamedPipe
WaitForMultipleObjects
GetCurrentProcessId
CloseHandle
Sleep
SleepEx
VerSetConditionMask
VerifyVersionInfoW
CreateFileW
GetFileSizeEx
FormatMessageW
SetLastError
GetEnvironmentVariableA
GetLastError
LoadLibraryW
GetModuleHandleW
FreeLibrary
GetSystemDirectoryW
QueryPerformanceFrequency
DeleteCriticalSection
InitializeCriticalSectionEx
LeaveCriticalSection
WriteConsoleW
HeapSize
EnterCriticalSection
GetTickCount
QueryPerformanceCounter
WideCharToMultiByte
MultiByteToWideChar
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
GetProcAddress
LoadLibraryA
GetModuleHandleA
FindClose
GetCurrentProcess
WaitForSingleObjectEx
DeleteFileW
GetProcessHeap
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetOEMCP
GetACP
IsValidCodePage
GetTimeZoneInformation
SetEndOfFile
SetStdHandle
HeapReAlloc
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetTimeFormatW
GetDateFormatW
FlsFree
FlsSetValue
FlsGetValue
FlsAlloc
HeapAlloc
HeapFree
FlushFileBuffers
GetConsoleOutputCP
WriteFile
ReadConsoleW
GetConsoleMode
LocalFree
FormatMessageA
GetLocaleInfoEx
GetCurrentDirectoryW
CreateDirectoryW
FindFirstFileW
FindFirstFileExW
FindNextFileW
GetFileAttributesExW
GetFileInformationByHandle
GetFullPathNameW
AreFileApisANSI
GetFileInformationByHandleEx
RtlPcToFileHeader
RaiseException
TryAcquireSRWLockExclusive
GetCurrentThreadId
WakeAllConditionVariable
SleepConditionVariableSRW
EncodePointer
DecodePointer
LCMapStringEx
GetSystemTimeAsFileTime
GetStringTypeW
GetCPInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
InitializeSListHead
RtlUnwindEx
InterlockedFlushSList
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
LoadLibraryExW
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
GetDriveTypeW
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
SetFilePointerEx
ExitProcess
GetModuleFileNameW
RtlUnwind

advapi32

CryptAcquireContextW
CryptReleaseContext
CryptGetHashParam
CryptCreateHash
CryptHashData
CryptDestroyHash
CryptDestroyKey
CryptImportKey
CryptEncrypt

bcrypt

BCryptGenRandom

crypt32

CryptStringToBinaryW
CertCloseStore
CertOpenStore
CertFindCertificateInStore
CertFreeCertificateContext
PFXImportCertStore
CryptDecodeObjectEx
CertAddCertificateContextToStore
CertFindExtension
CertGetNameStringW
CryptQueryObject
CertCreateCertificateChainEngine
CertFreeCertificateChainEngine
CertGetCertificateChain
CertEnumCertificatesInStore
CertFreeCertificateChain

ws2_32

gethostname
getpeername
recv
connect
select
__WSAFDIsSet
htonl
WSAIoctl
setsockopt
freeaddrinfo
getaddrinfo
listen
getsockname
accept
sendto
recvfrom
bind
ioctlsocket
htons
WSACleanup
WSAStartup
inet_ntop
WSASetLastError
ntohs
WSAGetLastError
closesocket
WSAWaitForMultipleEvents
WSAResetEvent
WSAEventSelect
WSAEnumNetworkEvents
WSACreateEvent
WSACloseEvent
send
getsockopt
inet_pton
socket

Exports

Exports

HandlerCallback

Sections

.text
Size: 652KB - Virtual size: 652KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 174KB - Virtual size: 174KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 31KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 248B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
readme.txt

Sharing

General

Malware Config

Signatures

Files

Headers

DLL Characteristics

File Characteristics

PDB Paths

Sections

.text Size: 3KB - Virtual size: 3KB

.rsrc Size: 2.1MB - Virtual size: 2.1MB

36d46158a4eba1a920223b3ef72ffdf1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

bcrypt

crypt32

ws2_32

Exports

Exports

Sections

.text Size: 652KB - Virtual size: 652KB

.rdata Size: 174KB - Virtual size: 174KB

.data Size: 8KB - Virtual size: 16KB

.pdata Size: 31KB - Virtual size: 31KB

_RDATA Size: 512B - Virtual size: 500B

.rsrc Size: 512B - Virtual size: 248B

.reloc Size: 4KB - Virtual size: 4KB

.text
Size: 3KB - Virtual size: 3KB

.rsrc
Size: 2.1MB - Virtual size: 2.1MB

.text
Size: 652KB - Virtual size: 652KB

.rdata
Size: 174KB - Virtual size: 174KB

.data
Size: 8KB - Virtual size: 16KB

.pdata
Size: 31KB - Virtual size: 31KB

_RDATA
Size: 512B - Virtual size: 500B

.rsrc
Size: 512B - Virtual size: 248B

.reloc
Size: 4KB - Virtual size: 4KB