netwire | 32ad4debd99aa2f13ce76dd248ff89710130e18e0427466179217256fba79357

General

Target

RFQ.exe
Size

7KB
MD5

97ebc55be1229c2fdec3edd582a4b7f5
SHA1

2d27e899704d74a88696c402f638f83d6b733f3e
SHA256

32ad4debd99aa2f13ce76dd248ff89710130e18e0427466179217256fba79357
SHA512

0517a5d48a70aa423f3a7e6cf215f67fd9f1d6c6273642ffbe2e64a901d3ec207ef267e156a59ee71b4a7eb7e95a04ff427a83ce75cdf706ed596e3e984512d5
SSDEEP

96:aXaIztK8DAKuxcDFlIdLfTXTWBkYPeDsOpDOxk7AVdbFRzNt:aXawo7KPKdLfykY2oOpDOi7ARz

Score

10^/10

netwire botnet rat stealer

Malware Config

Extracted

Family

netwire

C2

212.193.30.230:3363

212.193.30.230:3362

Attributes

activex_autorun
false
copy_executable
false
delete_original
false
host_id
HostId-%Rand%
keylogger_dir
%AppData%\Logs\
lock_executable
false
offline_keylogger
true
password
Cantbeme@1
registry_autorun
false
use_mutex
false

Signatures

NetWire RAT payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2756-146-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral2/memory/2756-148-0x0000000000400000-0x0000000000433000-memory.dmp	netwire
behavioral2/memory/2756-149-0x0000000000400000-0x0000000000433000-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
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

Processes:

RFQ.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation RFQ.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ.exe

description pid process target process

PID 64 set thread context of 2756 64 RFQ.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

1340 powershell.exe
1340 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ.exepowershell.exe

description pid process

Token: SeDebugPrivilege 64 RFQ.exe
Token: SeDebugPrivilege 1340 powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	RFQ.exe

description	pid	process	target process
PID 64 set thread context of 2756	64	RFQ.exe	InstallUtil.exe

pid	process
1340	powershell.exe
1340	powershell.exe

description	pid	process
Token: SeDebugPrivilege	64	RFQ.exe
Token: SeDebugPrivilege	1340	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

RFQ.exe

description	pid	process	target process
PID 64 wrote to memory of 1340	64	RFQ.exe	powershell.exe
PID 64 wrote to memory of 1340	64	RFQ.exe	powershell.exe
PID 64 wrote to memory of 1340	64	RFQ.exe	powershell.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe
PID 64 wrote to memory of 2756	64	RFQ.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:64

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1340

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
PID:2756

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/64-132-0x00000000003C0000-0x00000000003C8000-memory.dmp

Filesize
32KB

Download
memory/64-133-0x0000000005320000-0x00000000058C4000-memory.dmp

Filesize
5.6MB

Download
memory/64-134-0x0000000004D70000-0x0000000004E02000-memory.dmp

Filesize
584KB

Download
memory/64-135-0x0000000004E10000-0x0000000004E1A000-memory.dmp

Filesize
40KB

Download
memory/64-136-0x00000000052F0000-0x0000000005312000-memory.dmp

Filesize
136KB

Download
memory/1340-137-0x0000000000000000-mapping.dmp

Download
memory/1340-138-0x0000000003330000-0x0000000003366000-memory.dmp

Filesize
216KB

Download
memory/1340-139-0x0000000005B60000-0x0000000006188000-memory.dmp

Filesize
6.2MB

Download
memory/1340-140-0x0000000005A60000-0x0000000005AC6000-memory.dmp

Filesize
408KB

Download
memory/1340-141-0x0000000006200000-0x0000000006266000-memory.dmp

Filesize
408KB

Download
memory/1340-142-0x0000000006990000-0x00000000069AE000-memory.dmp

Filesize
120KB

Download
memory/1340-143-0x0000000008020000-0x000000000869A000-memory.dmp

Filesize
6.5MB

Download
memory/1340-144-0x0000000006DF0000-0x0000000006E0A000-memory.dmp

Filesize
104KB

Download
memory/2756-145-0x0000000000000000-mapping.dmp

Download
memory/2756-146-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2756-148-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download
memory/2756-149-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download

Analysis

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