netwire | e146c7e9223d84f76c59a0979facb49a347bb1b1427df98334a22b348bb624cd

General

Target

EMV Writer Reader Software v8.exe
Size

1.3MB
MD5

f368225b07c15a58fc20c022b5d67ac7
SHA1

0b91bffa3098fc586516a08c10a641c0f01a4337
SHA256

e146c7e9223d84f76c59a0979facb49a347bb1b1427df98334a22b348bb624cd
SHA512

678de6e96ba0caf0daf6e00c7da37018cbcb3cf0bd7384e7a1a21e0d23e4a0bda3b42adaae38e037e61c0e53d40db53273b98da305a9149fe69111dea0199fb6
SSDEEP

24576:gRmJk9oQrilOIz+yMxPaknyxaKwdGyR/iOcYs1PtGaGw4o:ZJwoQryTtMxPaksa91RKHbUS

Score

10^/10

netwire botnet discovery persistence rat stealer

Malware Config

Extracted

Family

netwire

C2

teamviewer.ddns.net:3360

local.cable-modem.org:3360

local-cable.duckdns.org:3360

Attributes

activex_autorun
true
activex_key
{I428F72B-17T1-3YB6-KVXD-ED316JPXN378}
copy_executable
true
delete_original
false
host_id
mypesse
install_path
%AppData%\Onedrivel\Prevhostwin10.exe
keylogger_dir
%AppData%\systemprev\
lock_executable
false
mutex
nSOFwQuC
offline_keylogger
true
password
memek
registry_autorun
true
startup_name
Microsft@operati
use_mutex
true

Signatures

NetWire RAT payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2068-35-0x00000000000B0000-0x00000000000E3000-memory.dmp	netwire
behavioral1/memory/2068-38-0x00000000000B0000-0x00000000000E3000-memory.dmp	netwire
behavioral1/memory/2068-41-0x00000000000B0000-0x00000000000E3000-memory.dmp	netwire
behavioral1/memory/2612-56-0x00000000000B0000-0x00000000000E3000-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

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{I428F72B-17T1-3YB6-KVXD-ED316JPXN378}	Prevhostwin10.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{I428F72B-17T1-3YB6-KVXD-ED316JPXN378}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\Onedrivel\\Prevhostwin10.exe\""	Prevhostwin10.exe

Executes dropped EXE 5 IoCs

pid	Process
2236	Prevhosti32.exe
2396	v81.exe
2068	Prevhosti32.exe
2636	Prevhostwin10.exe
2612	Prevhostwin10.exe

Loads dropped DLL 6 IoCs

pid	Process
2292	EMV Writer Reader Software v8.exe
2292	EMV Writer Reader Software v8.exe
2292	EMV Writer Reader Software v8.exe
2292	EMV Writer Reader Software v8.exe
2068	Prevhosti32.exe
2068	Prevhosti32.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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsft@operati = "C:\\Users\\Admin\\AppData\\Roaming\\Onedrivel\\Prevhostwin10.exe"	Prevhostwin10.exe

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0008000000016d5a-5.dat	autoit_exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2236 set thread context of 2068	2236	Prevhosti32.exe	30
PID 2636 set thread context of 2612	2636	Prevhostwin10.exe	32

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 6 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	Prevhosti32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Prevhostwin10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Prevhostwin10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EMV Writer Reader Software v8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Prevhosti32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	v81.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2396	v81.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 2236	2292	EMV Writer Reader Software v8.exe	28
PID 2292 wrote to memory of 2236	2292	EMV Writer Reader Software v8.exe	28
PID 2292 wrote to memory of 2236	2292	EMV Writer Reader Software v8.exe	28
PID 2292 wrote to memory of 2236	2292	EMV Writer Reader Software v8.exe	28
PID 2292 wrote to memory of 2396	2292	EMV Writer Reader Software v8.exe	29
PID 2292 wrote to memory of 2396	2292	EMV Writer Reader Software v8.exe	29
PID 2292 wrote to memory of 2396	2292	EMV Writer Reader Software v8.exe	29
PID 2292 wrote to memory of 2396	2292	EMV Writer Reader Software v8.exe	29
PID 2236 wrote to memory of 2068	2236	Prevhosti32.exe	30
PID 2236 wrote to memory of 2068	2236	Prevhosti32.exe	30
PID 2236 wrote to memory of 2068	2236	Prevhosti32.exe	30
PID 2236 wrote to memory of 2068	2236	Prevhosti32.exe	30
PID 2236 wrote to memory of 2068	2236	Prevhosti32.exe	30
PID 2236 wrote to memory of 2068	2236	Prevhosti32.exe	30
PID 2068 wrote to memory of 2636	2068	Prevhosti32.exe	31
PID 2068 wrote to memory of 2636	2068	Prevhosti32.exe	31
PID 2068 wrote to memory of 2636	2068	Prevhosti32.exe	31
PID 2068 wrote to memory of 2636	2068	Prevhosti32.exe	31
PID 2636 wrote to memory of 2612	2636	Prevhostwin10.exe	32
PID 2636 wrote to memory of 2612	2636	Prevhostwin10.exe	32
PID 2636 wrote to memory of 2612	2636	Prevhostwin10.exe	32
PID 2636 wrote to memory of 2612	2636	Prevhostwin10.exe	32
PID 2636 wrote to memory of 2612	2636	Prevhostwin10.exe	32
PID 2636 wrote to memory of 2612	2636	Prevhostwin10.exe	32

C:\Users\Admin\AppData\Local\Temp\EMV Writer Reader Software v8.exe
"C:\Users\Admin\AppData\Local\Temp\EMV Writer Reader Software v8.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Users\Admin\AppData\Roaming\Prevhosti32.exe
  C:\Users\Admin\AppData\Roaming/Prevhosti32.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2236
- - C:\Users\Admin\AppData\Roaming\Prevhosti32.exe
    "C:\Users\Admin\AppData\Roaming\Prevhosti32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2068
  - - C:\Users\Admin\AppData\Roaming\Onedrivel\Prevhostwin10.exe
      "C:\Users\Admin\AppData\Roaming\Onedrivel\Prevhostwin10.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2636
    - - C:\Users\Admin\AppData\Roaming\Onedrivel\Prevhostwin10.exe
        
        "C:\Users\Admin\AppData\Roaming\Onedrivel\Prevhostwin10.exe"
        5⤵
        Boot or Logon Autostart Execution: Active Setup
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        
        PID:2612
- C:\Users\Admin\AppData\Local\Temp\v81.exe
  C:\Users\Admin\AppData\Local\Temp/v81.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  PID:2396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\v81.exe

Filesize
118KB

MD5
c9a3ccf95369f53cd448fac94ff4e3b8

SHA1
48131cd75821aad01ace71277206b7c6d7d4925c

SHA256
dc32698c13de42e87913c6d90939186a56ca4586e0397df52ed85e47443ceef4

SHA512
eeec3a8dd76cee4a1d774f7f34766742c6b92d833f8a92adb251cb618924935d3fbaf5c386b7c5291489ad805d3233dfd8b41aaafd73851aa9b410b45ff86e3a

Download Submit
\Users\Admin\AppData\Roaming\Prevhosti32.exe

Filesize
952KB

MD5
36327d32f1978968985e132470a0ef8b

SHA1
2edb5e5e682f2efb74c0d43c5b83d839a36fba49

SHA256
a21b113d0f6bfc37895210a1b1df396133d0f4f35076bdab714750b20037ea92

SHA512
e57d2a584347d177a590ea85f4cf8a6abd3d51e31e89044e5e96be9cb5be4b5ebf99edf8f5afe1940982e7e778c36a02a742599ef3a14c5125ca1ec3cef65472

Download Submit
memory/2068-33-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2068-41-0x00000000000B0000-0x00000000000E3000-memory.dmp

Filesize
204KB

Download
memory/2068-38-0x00000000000B0000-0x00000000000E3000-memory.dmp

Filesize
204KB

Download
memory/2068-35-0x00000000000B0000-0x00000000000E3000-memory.dmp

Filesize
204KB

Download
memory/2068-32-0x00000000000B0000-0x00000000000E3000-memory.dmp

Filesize
204KB

Download
memory/2396-27-0x00000000010C0000-0x00000000010E6000-memory.dmp

Filesize
152KB

Download
memory/2396-30-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2396-29-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2396-28-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2396-26-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2396-40-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2612-56-0x00000000000B0000-0x00000000000E3000-memory.dmp

Filesize
204KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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