netwire | f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d

General

Target

f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe
Size

105KB
MD5

e41a15ffc2f84d3322f9cc3cf8b101ad
SHA1

616719ba3558c03eea84d011abd2e04b1f592bb8
SHA256

f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d
SHA512

53ad95d5352d42ae6a6f57485770dba3d20067403367da4f3f0203a37902aa5b2eb8b28a835e1f60c694f520fa728229f9a83c8095c430fbd2d0e5f13367a783

Score

10^/10

netwire botnet persistence rat stealer

Malware Config

Extracted

Family

netwire

C2

akachi07.mmafan.biz:8757

Attributes

activex_autorun
true
activex_key
{2KYFY1VI-7E18-DV7K-3B2P-6SQAJ3II7S61}
copy_executable
true
delete_original
false
host_id
HostId-%Rand%
install_path
%AppData%\Install\Host.exe
keylogger_dir
%AppData%\Logs\
lock_executable
true
offline_keylogger
true
password
Password
registry_autorun
true
startup_name
Neq app
use_mutex
false

Signatures

NetWire RAT payload 2 IoCs

rat

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Install\Host.exe	netwire
C:\Users\Admin\AppData\Roaming\Install\Host.exe	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

4896 Host.exe

pid	process
4896	Host.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Host.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{2KYFY1VI-7E18-DV7K-3B2P-6SQAJ3II7S61}	Host.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Active Setup\Installed Components\{2KYFY1VI-7E18-DV7K-3B2P-6SQAJ3II7S61}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe\""	Host.exe

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:

f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Host.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Neq app = "C:\\Users\\Admin\\AppData\\Roaming\\Install\\Host.exe"	Host.exe
Key created	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	Host.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe

description	pid	process	target process
PID 2368 wrote to memory of 4896	2368	f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe	Host.exe
PID 2368 wrote to memory of 4896	2368	f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe	Host.exe

C:\Users\Admin\AppData\Local\Temp\f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe
"C:\Users\Admin\AppData\Local\Temp\f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2368

C:\Users\Admin\AppData\Roaming\Install\Host.exe
"C:\Users\Admin\AppData\Roaming\Install\Host.exe"
2⤵
- Executes dropped EXE
- Modifies Installed Components in the registry
- Adds Run key to start application
PID:4896

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Install\Host.exe
Filesize
105KB

MD5
e41a15ffc2f84d3322f9cc3cf8b101ad

SHA1
616719ba3558c03eea84d011abd2e04b1f592bb8

SHA256
f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d

SHA512
53ad95d5352d42ae6a6f57485770dba3d20067403367da4f3f0203a37902aa5b2eb8b28a835e1f60c694f520fa728229f9a83c8095c430fbd2d0e5f13367a783

Download Submit
C:\Users\Admin\AppData\Roaming\Install\Host.exe
Filesize
105KB

MD5
e41a15ffc2f84d3322f9cc3cf8b101ad

SHA1
616719ba3558c03eea84d011abd2e04b1f592bb8

SHA256
f4538fc39c627a098bdc55331db0bd1661c2257b061bb3783ed1c7cc55afdb7d

SHA512
53ad95d5352d42ae6a6f57485770dba3d20067403367da4f3f0203a37902aa5b2eb8b28a835e1f60c694f520fa728229f9a83c8095c430fbd2d0e5f13367a783

Download Submit
memory/4896-130-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads