netwire | b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f

Analysis

max time kernel
145s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 20:37

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General

Target

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe
Size

226KB
MD5

2209179fc46433de9f9ab46ee55c48a0
SHA1

5a5d6c7b70b4687a0630131f233706f839c5dbb3
SHA256

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f
SHA512

eacc5794c6a3a47598a9bb082451c07c992e3f39e4c3cba03d4e72ae5046e21673f207645310684fa5d51f910eb3004ef10450a9ff829ce8bb22b682c8d774c0
SSDEEP

6144:K3O2/nxB9svk/4GqLwjNzIBnAdRhRxn9wFpa9R:Ke2/nx4M0LwjBmAf7xnSTa9

Score

10^/10

netwire botnet evasion rat stealer trojan

Malware Config

Signatures

NetWire RAT payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1912-134-0x0000000000400000-0x000000000041E000-memory.dmp	netwire
behavioral2/memory/1912-136-0x0000000000400000-0x000000000041E000-memory.dmp	netwire
behavioral2/memory/1912-138-0x0000000000400000-0x000000000041E000-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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

Processes:

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

description	pid	process	target process
PID 4412 set thread context of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe

Drops file in Windows directory 2 IoCs

Processes:

vbc.exe

description	ioc	process
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\.Identifier	vbc.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727\.Identifier	vbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

description	pid	process
Token: SeDebugPrivilege	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe
Token: SeDebugPrivilege	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

description	pid	process	target process
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe
PID 4412 wrote to memory of 1912	4412	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe	vbc.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0"	b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe

C:\Users\Admin\AppData\Local\Temp\b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe
"C:\Users\Admin\AppData\Local\Temp\b89a9dbf26b3cceb1f82e7a14813accdfd1cf5c8ca26a34f5935366dddca327f.exe"
1⤵
- UAC bypass
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4412

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
2⤵
- Drops file in Windows directory
PID:1912

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1912-133-0x0000000000000000-mapping.dmp

Download
memory/1912-134-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1912-136-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1912-138-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/4412-132-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download
memory/4412-137-0x0000000074EC0000-0x0000000075471000-memory.dmp

Filesize
5.7MB

Download