netwire | 4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4

Analysis

max time kernel
77s
max time network
87s
platform
windows10-2004_x64
resource
win10v2004-20220718-en
resource tags

arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2022 20:24

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General

Target

4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe
Size

682KB
MD5

65d41f5ef55a7963d72a21deebebdfe0
SHA1

13332d7870618f2e635ac3ac9a45887fed8c29b4
SHA256

4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4
SHA512

37a8fdb68d1d7719ae804cc23abde7a883b8771c78e767cfbfbb31fde8b59e338c7e400509ccf31062d50721d9e2dc19c9b00cb6b348ef442ad71ec6d9c67da8

Score

10^/10

netwire botnet rat stealer upx

Malware Config

Extracted

Family

netwire

wordoffice.duckdns.org:6988

Attributes

activex_autorun
false
copy_executable
false
delete_original
true
host_id
HostId-%Rand%
keylogger_dir
%AppData%\Logs\
lock_executable
false
mutex
buSWjWbk
offline_keylogger
true
password
123
registry_autorun
false
use_mutex
true

Signatures

NetWire RAT payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1708-132-0x0000000000810000-0x000000000083C000-memory.dmp	netwire
behavioral2/memory/1708-141-0x0000000000810000-0x000000000083C000-memory.dmp	netwire

Netwire
Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.
botnet stealer netwire

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1284-130-0x0000000000E20000-0x0000000000FA0000-memory.dmp	upx
behavioral2/memory/1284-142-0x0000000000E20000-0x0000000000FA0000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

Processes:

resource	yara_rule
behavioral2/memory/1284-142-0x0000000000E20000-0x0000000000FA0000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe

description	pid	process	target process
PID 1284 set thread context of 1708	1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe	dllhost.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe

pid	process
1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe
1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe
1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe

pid	process
1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe
1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe
1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe

description	pid	process	target process
PID 1284 wrote to memory of 1708	1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe	dllhost.exe
PID 1284 wrote to memory of 1708	1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe	dllhost.exe
PID 1284 wrote to memory of 1708	1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe	dllhost.exe
PID 1284 wrote to memory of 1708	1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe	dllhost.exe
PID 1284 wrote to memory of 1708	1284	4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe
"C:\Users\Admin\AppData\Local\Temp\4da8b2472aed704be965cf0be9095587b0671c0db6f76a4556d1d4ae63ce06d4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\SysWOW64\dllhost.exe
"C:\Windows\SysWOW64\dllhost.exe"
2⤵
PID:1708

Network

MITRE ATT&CK Matrix

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Downloads

memory/1284-130-0x0000000000E20000-0x0000000000FA0000-memory.dmp

Filesize
1.5MB

Download
memory/1284-142-0x0000000000E20000-0x0000000000FA0000-memory.dmp

Filesize
1.5MB

Download
memory/1708-131-0x0000000000000000-mapping.dmp

Download
memory/1708-132-0x0000000000810000-0x000000000083C000-memory.dmp

Filesize
176KB

Download
memory/1708-141-0x0000000000810000-0x000000000083C000-memory.dmp

Filesize
176KB

Download