netwire | d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5 | Triage

Analysis

max time kernel
106s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220721-en
resource tags

arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
submitted
24-07-2022 20:24

Sharing

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General

Target

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
Size

603KB
MD5

753057142054aef9667cff7e3f77694f
SHA1

36e5afab719c91c320b50a1aded97b9af55c8b6a
SHA256

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5
SHA512

f9bedd1ec2bc3a506938a5719d5342261922ebb9b94fa7e1f1581f0c076effbb8dcf7a807157c38196ba859644fb3ac1e492811a45fe0c6550161dffe80d51ec

Score

10^/10

netwire botnet rat stealer

Malware Config

Signatures

NetWire RAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4508-132-0x0000000000400000-0x000000000042B000-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
Executes dropped EXE 1 IoCs

Processes:

Host.exe

pid process

1328 Host.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

System Information Discovery

Processes:

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2372564722-193526734-2636556182-1000\Control Panel\International\Geo\Nation	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

Drops startup file 1 IoCs

Processes:

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Host.exe.vbs	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

description	pid	process	target process
PID 4912 set thread context of 4508	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.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:

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

pid	process
4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

pid	process
4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exed9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe

description	pid	process	target process
PID 4912 wrote to memory of 4508	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
PID 4912 wrote to memory of 4508	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
PID 4912 wrote to memory of 4508	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
PID 4912 wrote to memory of 4440	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
PID 4912 wrote to memory of 4440	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
PID 4912 wrote to memory of 4440	4912	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
PID 4508 wrote to memory of 1328	4508	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	Host.exe
PID 4508 wrote to memory of 1328	4508	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	Host.exe
PID 4508 wrote to memory of 1328	4508	d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe	Host.exe

C:\Users\Admin\AppData\Local\Temp\d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
"C:\Users\Admin\AppData\Local\Temp\d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4912

C:\Users\Admin\AppData\Local\Temp\d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
"C:\Users\Admin\AppData\Local\Temp\d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4508

C:\Users\Admin\AppData\Roaming\Install\Host.exe
"C:\Users\Admin\AppData\Roaming\Install\Host.exe"
3⤵
- Executes dropped EXE
PID:1328

C:\Users\Admin\AppData\Local\Temp\d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe
"C:\Users\Admin\AppData\Local\Temp\d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5.exe" 2 4508 240645578
2⤵
PID:4440

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Install\Host.exe

Filesize
603KB

MD5
753057142054aef9667cff7e3f77694f

SHA1
36e5afab719c91c320b50a1aded97b9af55c8b6a

SHA256
d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5

SHA512
f9bedd1ec2bc3a506938a5719d5342261922ebb9b94fa7e1f1581f0c076effbb8dcf7a807157c38196ba859644fb3ac1e492811a45fe0c6550161dffe80d51ec

Download Submit
C:\Users\Admin\AppData\Roaming\Install\Host.exe

Filesize
603KB

MD5
753057142054aef9667cff7e3f77694f

SHA1
36e5afab719c91c320b50a1aded97b9af55c8b6a

SHA256
d9bcd56ce04acd7f386b7b9bcd9d1b23903e0a531f4cb9f85c968fc35d5f12f5

SHA512
f9bedd1ec2bc3a506938a5719d5342261922ebb9b94fa7e1f1581f0c076effbb8dcf7a807157c38196ba859644fb3ac1e492811a45fe0c6550161dffe80d51ec

Download Submit
memory/1328-133-0x0000000000000000-mapping.dmp

Download
memory/4440-131-0x0000000000000000-mapping.dmp

Download
memory/4508-130-0x0000000000000000-mapping.dmp

Download
memory/4508-132-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download