netwire | 2c9eea8d5b6618d104ec61f30308a1e872139ff87a6a9f18bf3d7dd442f9fcf0

General

Target
imagee.exe
Size 385KB
Sample220310-ebnlhsded9
SHA256 2c9eea8d5b6618d104ec61f30308a1e872139ff87a6a9f18bf3d7dd442f9fcf0
MD5 9fe076dacf697fbdb328f7f95d6bdef6
SHA1 26b22c25a92288150c24f1c159ddd76abd314513
SHA512 eb6510e98a2693703b7a70821d0af6e1dcde50801929f122c028dfe0e8aef7db368871411f453bb624f8026a033d188ae014194f7f93d5e4b940dc987a1fb79e
MD5 SHA1 SHA512

Score

10^/10

netwire botnet persistence rat stealer

Malware Config

Extracted

Family

netwire

C2

194.147.140.14:3201
194.147.140.14:3205
194.147.140.14:3210

Attributes

activex_autorun
false
activex_key
copy_executable
false
delete_original
false
host_id
Under-Taker
install_path
keylogger_dir
%AppData%\Logs\
lock_executable
false
mutex
eJpRGlUO
offline_keylogger
true
password
F4526@##mdybs76529BBefa
registry_autorun
false
startup_name
use_mutex
true

Signatures

NetWire RAT payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2020-67-0x00000000001C0000-0x00000000001F3000-memory.dmp	netwire
behavioral1/memory/2020-63-0x00000000001C0000-0x00000000001F3000-memory.dmp	netwire
behavioral1/memory/2020-73-0x00000000001C0000-0x00000000001F3000-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

Executes dropped EXE 2 IoCs

pid	Process
1244	zdbjxx.exe
2020	zdbjxx.exe

Loads dropped DLL 5 IoCs

pid	Process
1052	imagee.exe
1244	zdbjxx.exe
1376	WerFault.exe
1376	WerFault.exe
1376	WerFault.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1405931862-909307831-4085185274-1000\Software\Microsoft\Windows\CurrentVersion\Run\bwhu = "C:\\Users\\Admin\\AppData\\Roaming\\aijm\\pqjinpqfhh.exe"	zdbjxx.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1376	2020	WerFault.exe	28

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 1244	1052	imagee.exe	27
PID 1052 wrote to memory of 1244	1052	imagee.exe	27
PID 1052 wrote to memory of 1244	1052	imagee.exe	27
PID 1052 wrote to memory of 1244	1052	imagee.exe	27
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 1244 wrote to memory of 2020	1244	zdbjxx.exe	28
PID 2020 wrote to memory of 1376	2020	zdbjxx.exe	29
PID 2020 wrote to memory of 1376	2020	zdbjxx.exe	29
PID 2020 wrote to memory of 1376	2020	zdbjxx.exe	29
PID 2020 wrote to memory of 1376	2020	zdbjxx.exe	29

C:\Users\Admin\AppData\Local\Temp\imagee.exe
"C:\Users\Admin\AppData\Local\Temp\imagee.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1052
- C:\Users\Admin\AppData\Local\Temp\zdbjxx.exe
  C:\Users\Admin\AppData\Local\Temp\zdbjxx.exe C:\Users\Admin\AppData\Local\Temp\cwsknnxig
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1244
- - C:\Users\Admin\AppData\Local\Temp\zdbjxx.exe
    C:\Users\Admin\AppData\Local\Temp\zdbjxx.exe C:\Users\Admin\AppData\Local\Temp\cwsknnxig
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:2020
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2020 -s 140
      4⤵
      Loads dropped DLL
      Program crash
      PID:1376

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1052-54-0x00000000753E1000-0x00000000753E3000-memory.dmp

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memory/2020-67-0x00000000001C0000-0x00000000001F3000-memory.dmp

Download

memory/2020-63-0x00000000001C0000-0x00000000001F3000-memory.dmp

Download

memory/2020-73-0x00000000001C0000-0x00000000001F3000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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