Zelo-Client[.]zip

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General

Target

Zelo-Client.zip
Size

1.0MB
MD5

7cc928c5977cbe6647a96c579848549a
SHA1

3df079656a2475b9e42e54f105fe906ad4674e31
SHA256

54a315390611e4ad38c06bdc331215786acf272a2bcace2f0b9464f504c23d50
SHA512

f7c54f74e4db65d9ae0124c1cf3a429382081b748afd3a5b6e9a21c5886637382be56b82ee3e43d65e3b2e8de908cd2ed16ad458ea2e186110a72819b0b6506b
SSDEEP

24576:ISi50EhR1E4ExAhfn21Od2IYezmeMXRUCQRxyc6:IXJR1E4rdncYMBUHOb

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Zelo-Client/Zelo-Client.exe

Files

Zelo-Client.zip
.zip
Zelo-Client/Auto updater.dll
.dll windows:6 windows x64 arch:x64

88b13312ced1bf0353168578092cd1a6

Code Sign

Certificate

Issuer

CN=Thinkst Root CA,OU=Thinkst Applied Research CA,O=Thinkst Applied Research,C=ZA

Not Before

20/10/2024, 04:04

Not After

20/10/2034, 04:04

Subject

CN=Microsoft Windows,O=Microsoft Corporation,C=US

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageKeyEncipherment
KeyUsageDataEncipherment
KeyUsageKeyAgreement

e3:06:9f:68:5a:6e:61:f2:70:e3:a1:a8:a7:25:3f:4c:b8:d8:60:c9:89:55:36:ec:c8:54:8f:1b:e4:e0:54:2b
Signer

Actual PE Digest

e3:06:9f:68:5a:6e:61:f2:70:e3:a1:a8:a7:25:3f:4c:b8:d8:60:c9:89:55:36:ec:c8:54:8f:1b:e4:e0:54:2b

Digest Algorithm

sha256

PE Digest Matches

true

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

PDB Paths

D:\wszystko\projekty\C++\Veric\Build\x64\Veric.pdb

Imports

kernel32

QueryPerformanceCounter
VirtualProtect
Sleep
SetConsoleTitleA
AttachConsole
DisableThreadLibraryCalls
CreateThread
GetCurrentProcessId
AllocConsole
HeapCreate
InitializeSListHead
GetSystemTimeAsFileTime
IsDebuggerPresent
WideCharToMultiByte
GetProcAddress
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
VirtualQuery
VirtualFree
VirtualAlloc
GetSystemInfo
Thread32Next
Thread32First
CreateToolhelp32Snapshot
FlushInstructionCache
SetThreadContext
GetThreadContext
ResumeThread
SuspendThread
OpenThread
GetCurrentThreadId
GetCurrentProcess
HeapFree
MultiByteToWideChar
GlobalLock
GlobalFree
QueryPerformanceFrequency
LoadLibraryA
GetLocaleInfoA
GetModuleHandleA
IsProcessorFeaturePresent
GlobalUnlock
GlobalAlloc
HeapReAlloc
HeapAlloc
CloseHandle

user32

IsWindowUnicode
GetAsyncKeyState
CallWindowProcA
MessageBoxA
mouse_event
SetWindowLongPtrA
DestroyWindow
DefWindowProcA
CreateWindowExA
UnregisterClassA
RegisterClassExA
GetKeyState
GetMessageExtraInfo
LoadCursorA
ScreenToClient
SetClipboardData
GetClipboardData
EmptyClipboard
CloseClipboard
OpenClipboard
GetCursorPos
SetCursorPos
ReleaseCapture
ClientToScreen
GetClientRect
SetCursor
SetCapture
GetForegroundWindow
GetKeyboardLayout
TrackMouseEvent
GetCapture

imm32

ImmSetCompositionWindow
ImmSetCandidateWindow
ImmReleaseContext
ImmGetContext

d3dcompiler_43

D3DCompile

msvcp140

_Query_perf_frequency
_Query_perf_counter
?_Xlength_error@std@@YAXPEBD@Z

vcruntime140_1

__CxxFrameHandler4

vcruntime140

memchr
memcmp
memcpy
strstr
memmove
__std_type_info_destroy_list
_CxxThrowException
memset
__C_specific_handler
strrchr
__std_exception_copy
__std_exception_destroy
__std_terminate

api-ms-win-crt-stdio-l1-1-0

__stdio_common_vsscanf
fwrite
__stdio_common_vsprintf
fread
freopen_s
__stdio_common_vfprintf
fseek
fclose
fflush
__acrt_iob_func
ftell
_wfopen

api-ms-win-crt-utility-l1-1-0

qsort

api-ms-win-crt-string-l1-1-0

strcmp
strncpy
strncmp

api-ms-win-crt-heap-l1-1-0

free
malloc
_callnewh
calloc

api-ms-win-crt-convert-l1-1-0

atof

api-ms-win-crt-runtime-l1-1-0

_configure_narrow_argv
_seh_filter_dll
system
_initterm_e
exit
_initterm
_initialize_narrow_environment
_initialize_onexit_table
_register_onexit_function
_cexit
_execute_onexit_table
_invalid_parameter_noinfo_noreturn
_crt_atexit

api-ms-win-crt-math-l1-1-0

powf
sqrt
ceilf
atan2f
acosf
sqrtf
fmodf
pow
sinf
cosf

Sections

.text
Size: 335KB - Virtual size: 335KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 67KB - Virtual size: 66KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 283KB - Virtual size: 285KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 480B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 948B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Zelo-Client/Zelo-Client.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

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_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 644KB - Virtual size: 644KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

88b13312ced1bf0353168578092cd1a6

Code Sign

Certificate

Extended Key Usages

Key Usages

e3:06:9f:68:5a:6e:61:f2:70:e3:a1:a8:a7:25:3f:4c:b8:d8:60:c9:89:55:36:ec:c8:54:8f:1b:e4:e0:54:2bSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

imm32

d3dcompiler_43

msvcp140

vcruntime140_1

vcruntime140

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-utility-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-math-l1-1-0

Sections

.text Size: 335KB - Virtual size: 335KB

.rdata Size: 67KB - Virtual size: 66KB

.data Size: 283KB - Virtual size: 285KB

.pdata Size: 15KB - Virtual size: 14KB

.rsrc Size: 512B - Virtual size: 480B

.reloc Size: 1024B - Virtual size: 948B

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 644KB - Virtual size: 644KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

e3:06:9f:68:5a:6e:61:f2:70:e3:a1:a8:a7:25:3f:4c:b8:d8:60:c9:89:55:36:ec:c8:54:8f:1b:e4:e0:54:2b
Signer

.text
Size: 335KB - Virtual size: 335KB

.rdata
Size: 67KB - Virtual size: 66KB

.data
Size: 283KB - Virtual size: 285KB

.pdata
Size: 15KB - Virtual size: 14KB

.rsrc
Size: 512B - Virtual size: 480B

.reloc
Size: 1024B - Virtual size: 948B

.text
Size: 644KB - Virtual size: 644KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B