netwire | e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ff

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
16-01-2025 01:23

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General

Target

e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe
Size

682KB
MD5

8b6d699dc80f73376e6a741c709fdd30
SHA1

3034b5bcfa63367172c558c28410547c28cc5196
SHA256

e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ff
SHA512

9ec0835addf66c11a1944bff1911991f6813c44dcdf79547dcf2db1132d38ffba3169b1bbaf7a22e6fec1e8692be878bcc9fd57ffb437b02ca99860c645ef40e
SSDEEP

12288:VquErHF6xC9D6DmR1J98w4oknqOKwQAYBrt1F4Uy2Rmqb5BNrU5jNSHZaC/:orl6kD68JmloO6B58NqmqbH5UfS0C/

Score

10^/10

netwire botnet discovery 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

resource	yara_rule
behavioral1/memory/920-5-0x0000000000400000-0x000000000042C000-memory.dmp	netwire
behavioral1/memory/920-16-0x0000000000400000-0x000000000042C000-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
Netwire family
netwire

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/308-17-0x0000000001110000-0x0000000001290000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 308 set thread context of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/308-0-0x0000000001110000-0x0000000001290000-memory.dmp	upx
behavioral1/memory/308-17-0x0000000001110000-0x0000000001290000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe
308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe
308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe
308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe
308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 308 wrote to memory of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30
PID 308 wrote to memory of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30
PID 308 wrote to memory of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30
PID 308 wrote to memory of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30
PID 308 wrote to memory of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30
PID 308 wrote to memory of 920	308	e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe	30

C:\Users\Admin\AppData\Local\Temp\e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe
"C:\Users\Admin\AppData\Local\Temp\e31551e53a4eead9a53cc9a7ee483c509831b58d9a5e5507504d5c4030a737ffN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:308
- C:\Windows\SysWOW64\dllhost.exe
  "C:\Windows\SysWOW64\dllhost.exe"
  2⤵
  PID:920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/308-0-0x0000000001110000-0x0000000001290000-memory.dmp

Filesize
1.5MB

Download
memory/308-3-0x0000000000130000-0x0000000000131000-memory.dmp

Filesize
4KB

Download
memory/308-17-0x0000000001110000-0x0000000001290000-memory.dmp

Filesize
1.5MB

Download
memory/920-4-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/920-5-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/920-16-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/920-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download