netwire | 6a9d7b820108ed5ef879b6e807cac7f126312c782d8598f6d80d2fefd979cfb7

General

Target
tmp34hbtpa0.exe
Size 596KB
Sample260601-za16fags2n
SHA256 6a9d7b820108ed5ef879b6e807cac7f126312c782d8598f6d80d2fefd979cfb7
MD5 364e3cc5ee5611ddba674b14abc858f3
SHA1 eeb3a893f84030d637102aa3cec7c10d931aca40
SHA512 31814367a2ed57f90c7c84bad804605bc42efa11384ff86ca67fda54f7ca03abf60019ad7bb4e711bd0f4200ccd33e0d2537e60d9da0c666bae8bf02ff40c22c
SSDEEP 12288:/Jz0TrCqVM8UoAs4fg4xbFs9lLaAgev1pS4aCkFdqri9VWQMkbx/yMFqNfuC:ZirCkUo8fLBqmze9pS4a7qu9VdMkbIMu
TLSH
T143D402D0BCC62CD7F5A53E3DD3E8921526ACEAD49F26CB67BF30C93656063920E81506
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

botnet discovery netwire persistence rat stealer upx

Malware Config

Extracted

Family

netwire

C2

automan.duckdns.org:3382

Attributes

activex_autorun
false
copy_executable
true
delete_original
false
host_id
HostId-%Rand%
install_path
%AppData%\Install\Host.exe
keylogger_dir
%AppData%\Logs\
lock_executable
false
mutex
HDPAYslj
offline_keylogger
true
password
onelove82
registry_autorun
true
startup_name
NetWire
use_mutex
true

Signatures

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

NetWire RAT payload 5 IoCs

rat

resource	yara_rule
behavioral2/files/0x000a0000000243fc-4.dat	netwire
behavioral2/memory/2564-13-0x0000000000400000-0x000000000042B000-memory.dmp	netwire
behavioral2/memory/3784-15-0x0000000000400000-0x000000000042B000-memory.dmp	netwire
behavioral2/memory/4520-19-0x0000000000400000-0x000000000042B000-memory.dmp	netwire
behavioral2/memory/3784-20-0x0000000000400000-0x000000000042B000-memory.dmp	netwire

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\Control Panel\International\Geo\Nation	test.exe

Executes dropped EXE 3 IoCs

pid	Process
2564	test.exe
3784	Host.exe
4520	Host.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe"	Host.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4704-0-0x0000000000400000-0x000000000055C000-memory.dmp	upx
behavioral2/memory/4704-17-0x0000000000400000-0x000000000055C000-memory.dmp	upx

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	test.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Host.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp34hbtpa0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 4988	4704	tmp34hbtpa0.exe	87
PID 4988 wrote to memory of 2564	4988	cmd.exe	88
PID 2564 wrote to memory of 3784	2564	test.exe	91

C:\Users\Admin\AppData\Local\Temp\tmp34hbtpa0.exe
"C:\Users\Admin\AppData\Local\Temp\tmp34hbtpa0.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c test.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4988
- - C:\Users\Admin\AppData\Local\Temp\test.exe
    test.exe
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2564
  - - C:\Users\Admin\AppData\Roaming\Install\Host.exe
      "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      PID:3784

C:\Users\Admin\AppData\Roaming\Install\Host.exe
C:\Users\Admin\AppData\Roaming\Install\Host.exe
1⤵
- Executes dropped EXE
PID:4520

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

test.exe

Path C:\Users\Admin\AppData\Local\Temp\test.exe
Size 127KB
SHA256 d5e61bdd7736038993c3762a6a2192b2730a44562bde045fa95ba9e45525bc3c
MD5 947c706540a4f3083fc09dbbd20aa0d7
SHA1 b1add7d17a38b1d0e906ad86f034c6528bb371af
SHA512 df794541bd7fe99058f5de6dd7e4e158a657aae31d00d464718f836a07f6a9af36b073a312586bfa7d4ad672c4fd58c6644b788eeb5fd20496d398383c1d7e23
SSDEEP 3072:Uq3E2BfBSbEsz7nCAFVNNvBGvdO5gPaEjep8Fe7Z1iO7ZbvbbQV7:BRBfBSosz7nCA3NHCdXaEj7Fe7Z1iOFi
TLSH
T158D31A04EE87A0F2FE0B4D70A5CBF7FF4A295605C224DEA2DFA46D82FA13D15110A756
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2564-6-0x0000000000427000-0x0000000000428000-memory.dmp

Download

memory/2564-13-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/3784-15-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/3784-20-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/4520-19-0x0000000000400000-0x000000000042B000-memory.dmp

Download

memory/4704-0-0x0000000000400000-0x000000000055C000-memory.dmp

Download

memory/4704-17-0x0000000000400000-0x000000000055C000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads