netwire | 5e6936004864f0ea2ca948645cf3a73610b08b61e28dd9dd9abd37c3a7097df2

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
15-06-2024 02:17

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General

Target

a6b3b195fc729456c47573cc58f7b420.exe
Size

160KB
MD5

a6b3b195fc729456c47573cc58f7b420
SHA1

1a388ba57f09225eed3a4fed6a9a9b8b7f16bcfd
SHA256

5e6936004864f0ea2ca948645cf3a73610b08b61e28dd9dd9abd37c3a7097df2
SHA512

eec3a6e00461fd8f7293522df11a018daffd4d3716e35c2448743e7169b73d798dfbf4a82b8edc896df1a29653cfcad218dbb1048457b6c3eaed7cb127d2ff11
SSDEEP

3072:aKZFby2LWGwwgtkpmOgUkimSGX1sz3+l3dfd1:Dby2yGwwgtQmOgUkiDGX1sL+lNl

Score

10^/10

netwire botnet persistence rat stealer

Malware Config

Extracted

Family

netwire

rop-s.ru:3360

Attributes

activex_autorun
true
activex_key
{12VT1G0W-4N37-8VXY-40Y3-HP5QCF1KT4P3}
copy_executable
true
delete_original
false
host_id
HostId-%Rand%
install_path
%AppData%\microsofts\iexplore.exe
keylogger_dir
%AppData%\microsofts\Logs\
lock_executable
false
mutex
fortune
offline_keylogger
true
password
fortune
registry_autorun
true
startup_name
iexplore
use_mutex
true

Signatures

NetWire RAT payload 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2916-9-0x0000000000400000-0x000000000041E000-memory.dmp	netwire
behavioral1/memory/2916-15-0x0000000000400000-0x000000000041E000-memory.dmp	netwire
behavioral1/memory/2124-13-0x00000000002F0000-0x00000000003F0000-memory.dmp	netwire
behavioral1/memory/2916-12-0x0000000000400000-0x000000000041E000-memory.dmp	netwire
behavioral1/memory/2700-45-0x0000000000400000-0x000000000041E000-memory.dmp	netwire
behavioral1/memory/2700-48-0x0000000000400000-0x000000000041E000-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

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{12VT1G0W-4N37-8VXY-40Y3-HP5QCF1KT4P3}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\microsofts\\iexplore.exe\""	iexplore.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{12VT1G0W-4N37-8VXY-40Y3-HP5QCF1KT4P3}	iexplore.exe

Executes dropped EXE 2 IoCs

Processes:

iexplore.exeiexplore.exe

pid process

2148 iexplore.exe
2700 iexplore.exe
Loads dropped DLL 3 IoCs

Processes:

a6b3b195fc729456c47573cc58f7b420.exeiexplore.exe

pid process

2916 a6b3b195fc729456c47573cc58f7b420.exe
2916 a6b3b195fc729456c47573cc58f7b420.exe
2148 iexplore.exe

pid	process
2148	iexplore.exe
2700	iexplore.exe

pid	process
2916	a6b3b195fc729456c47573cc58f7b420.exe
2916	a6b3b195fc729456c47573cc58f7b420.exe
2148	iexplore.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

iexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\iexplore = "C:\\Users\\Admin\\AppData\\Roaming\\microsofts\\iexplore.exe"	iexplore.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

a6b3b195fc729456c47573cc58f7b420.exeiexplore.exe

description	pid	process	target process
PID 2124 set thread context of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2148 set thread context of 2700	2148	iexplore.exe	iexplore.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

a6b3b195fc729456c47573cc58f7b420.exeiexplore.exe

pid process

2124 a6b3b195fc729456c47573cc58f7b420.exe
2148 iexplore.exe

pid	process
2124	a6b3b195fc729456c47573cc58f7b420.exe
2148	iexplore.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

a6b3b195fc729456c47573cc58f7b420.exea6b3b195fc729456c47573cc58f7b420.exeiexplore.exe

description	pid	process	target process
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2124 wrote to memory of 2916	2124	a6b3b195fc729456c47573cc58f7b420.exe	a6b3b195fc729456c47573cc58f7b420.exe
PID 2916 wrote to memory of 2148	2916	a6b3b195fc729456c47573cc58f7b420.exe	iexplore.exe
PID 2916 wrote to memory of 2148	2916	a6b3b195fc729456c47573cc58f7b420.exe	iexplore.exe
PID 2916 wrote to memory of 2148	2916	a6b3b195fc729456c47573cc58f7b420.exe	iexplore.exe
PID 2916 wrote to memory of 2148	2916	a6b3b195fc729456c47573cc58f7b420.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe
PID 2148 wrote to memory of 2700	2148	iexplore.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\a6b3b195fc729456c47573cc58f7b420.exe
"C:\Users\Admin\AppData\Local\Temp\a6b3b195fc729456c47573cc58f7b420.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2124

C:\Users\Admin\AppData\Local\Temp\a6b3b195fc729456c47573cc58f7b420.exe
"C:\Users\Admin\AppData\Local\Temp\a6b3b195fc729456c47573cc58f7b420.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2916

C:\Users\Admin\AppData\Roaming\microsofts\iexplore.exe
"C:\Users\Admin\AppData\Roaming\microsofts\iexplore.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2148

C:\Users\Admin\AppData\Roaming\microsofts\iexplore.exe
"C:\Users\Admin\AppData\Roaming\microsofts\iexplore.exe"
4⤵
- Modifies Installed Components in the registry
- Executes dropped EXE
- Adds Run key to start application
PID:2700

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

\Users\Admin\AppData\Roaming\microsofts\iexplore.exe
Filesize
160KB

MD5
a6b3b195fc729456c47573cc58f7b420

SHA1
1a388ba57f09225eed3a4fed6a9a9b8b7f16bcfd

SHA256
5e6936004864f0ea2ca948645cf3a73610b08b61e28dd9dd9abd37c3a7097df2

SHA512
eec3a6e00461fd8f7293522df11a018daffd4d3716e35c2448743e7169b73d798dfbf4a82b8edc896df1a29653cfcad218dbb1048457b6c3eaed7cb127d2ff11

Download Submit
memory/2124-13-0x00000000002F0000-0x00000000003F0000-memory.dmp

Filesize
1024KB

Download
memory/2124-10-0x00000000002F0000-0x00000000003F0000-memory.dmp

Filesize
1024KB

Download
memory/2148-25-0x0000000000660000-0x00000000007B3000-memory.dmp

Filesize
1.3MB

Download
memory/2148-38-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2148-43-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2148-40-0x0000000000560000-0x0000000000660000-memory.dmp

Filesize
1024KB

Download
memory/2700-45-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2700-48-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2916-9-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2916-15-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2916-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download