zharkbot | download[.]exe

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General

Target

download.exe
Size

323KB
MD5

ccfd1bde60f9fd68f290d106cd7edf1f
SHA1

816199ee85e50ed511b23654924b68272a8a98cf
SHA256

ac2d9e8d46142a58d9dd856162f40a882c84a9dafcb7b04552af1636437f4876
SHA512

920436aab5a312b1f12725bd3071c769b80cd0e2ed3041a4f3e984d65ed8b8e096ea7b263450689078b89f0dcf1dc97903629c73b6ee02954e4d7595edd203aa
SSDEEP

6144:caQAJOmoNT1Q9ySJGgxl+scwYwpmlUzw0gNO9jnM6D13aJhHKLqkmL8llMqzJ4mD:caQAEpNT1Q9w5kmL8llhUs

Score

10^/10

zharkbot

Malware Config

Signatures

Detects ZharkBot payload 1 IoCs

ZharkBot is a botnet written C++.

resource	yara_rule
sample	zharkcore

Zharkbot family
zharkbot

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
download.exe

Files

download.exe
.exe windows:6 windows x86 arch:x86

86066554454deea625edb22af31c51bd

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

ReadProcessMemory
WriteProcessMemory
GetModuleHandleA
GetProcAddress
Sleep
VirtualProtectEx
GetVersion
GetComputerNameA
WriteConsoleW
HeapSize
CreateFileW
GetProcessHeap
SetStdHandle
VirtualAllocEx
VirtualAlloc
SetThreadContext
GetThreadContext
CreateProcessA
ResumeThread
K32GetModuleFileNameExA
GetLastError
K32EnumProcesses
OpenProcess
TerminateProcess
GetCurrentProcessId
CreateProcessW
CloseHandle
SetEnvironmentVariableW
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
HeapReAlloc
ReadConsoleW
SetFilePointerEx
GetFileSizeEx
ReadFile
GetConsoleMode
GetConsoleOutputCP
WideCharToMultiByte
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
MultiByteToWideChar
LCMapStringEx
CompareStringEx
GetCPInfo
GetStringTypeW
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
GetModuleHandleW
GetCurrentProcess
RaiseException
RtlUnwind
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
ExitProcess
GetModuleHandleExW
GetStdHandle
WriteFile
GetModuleFileNameW
GetCommandLineA
GetCommandLineW
HeapFree
HeapAlloc
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
GetFileType
FlushFileBuffers
SetEndOfFile

advapi32

RegQueryValueExA
RegOpenKeyExA
RegCloseKey
GetUserNameA

ole32

CoInitializeEx
CoInitializeSecurity
CoCreateInstance
CoSetProxyBlanket
CoUninitialize

oleaut32

SysAllocString
SysFreeString
VariantInit
VariantClear

wininet

InternetOpenUrlA
InternetOpenW
InternetReadFile
InternetCloseHandle

Sections

.text
Size: 243KB - Virtual size: 243KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 63KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

86066554454deea625edb22af31c51bd

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

advapi32

ole32

oleaut32

wininet

Sections

.text Size: 243KB - Virtual size: 243KB

.rdata Size: 63KB - Virtual size: 63KB

.data Size: 5KB - Virtual size: 8KB

.reloc Size: 10KB - Virtual size: 10KB

.text
Size: 243KB - Virtual size: 243KB

.rdata
Size: 63KB - Virtual size: 63KB

.data
Size: 5KB - Virtual size: 8KB

.reloc
Size: 10KB - Virtual size: 10KB