netwire | 0b2307da34cd7d3e16c7ba8e2a7bb29629c26f5acb371ec25e8c087e6befb40c

General

Target

INV004838487834.exe
Size

937KB
MD5

e66ed4c54276616d0d7dff47d7820d77
SHA1

9e2e3d1c2799bc0b4102a4197a06971c840d86b7
SHA256

40a9555d113e68b6bc5f4b2443ccbd851087c391a1b8ec32b4f30098dbc40ea1
SHA512

46edc6a504d917912afc4d206deb19788e816196dc815e43fba37c5461ab4f2dfe7f31e40dee79ad8e6146eda8df95ba6d2675204c9cdccc5c8f382b8b53d225

Score

10^/10

netwire botnet rat stealer

Malware Config

Extracted

Family

netwire

C2

xman2.duckdns.org:4433

Attributes

activex_autorun
false
copy_executable
false
delete_original
false
host_id
HostId-%Rand%
lock_executable
false
offline_keylogger
false
password
Password
registry_autorun
false
use_mutex
false

Signatures

NetWire RAT payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3516-141-0x0000000000400000-0x0000000000450000-memory.dmp	netwire
behavioral2/memory/3516-142-0x0000000000400000-0x0000000000450000-memory.dmp	netwire
behavioral2/memory/3516-143-0x0000000000400000-0x0000000000450000-memory.dmp	netwire
behavioral2/memory/3516-147-0x0000000000400000-0x0000000000450000-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:

INV004838487834.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	INV004838487834.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

INV004838487834.exe

description pid process target process

PID 3040 set thread context of 3516 3040 INV004838487834.exe vbc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4296 3040 WerFault.exe INV004838487834.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4784 schtasks.exe

description	pid	process	target process
PID 3040 set thread context of 3516	3040	INV004838487834.exe	vbc.exe

pid	pid_target	process	target process
4296	3040	WerFault.exe	INV004838487834.exe

pid	process
4784	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

INV004838487834.exepowershell.exe

pid	process
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
3040	INV004838487834.exe
396	powershell.exe
396	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

INV004838487834.exepowershell.exe

description pid process

Token: SeDebugPrivilege 3040 INV004838487834.exe
Token: SeDebugPrivilege 396 powershell.exe

description	pid	process
Token: SeDebugPrivilege	3040	INV004838487834.exe
Token: SeDebugPrivilege	396	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

INV004838487834.exe

description	pid	process	target process
PID 3040 wrote to memory of 396	3040	INV004838487834.exe	powershell.exe
PID 3040 wrote to memory of 396	3040	INV004838487834.exe	powershell.exe
PID 3040 wrote to memory of 396	3040	INV004838487834.exe	powershell.exe
PID 3040 wrote to memory of 4784	3040	INV004838487834.exe	schtasks.exe
PID 3040 wrote to memory of 4784	3040	INV004838487834.exe	schtasks.exe
PID 3040 wrote to memory of 4784	3040	INV004838487834.exe	schtasks.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe
PID 3040 wrote to memory of 3516	3040	INV004838487834.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\INV004838487834.exe
"C:\Users\Admin\AppData\Local\Temp\INV004838487834.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WfRBvDVNfXEb.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:396

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WfRBvDVNfXEb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp20F1.tmp"
2⤵
- Creates scheduled task(s)
PID:4784

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:3516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 1804
2⤵
- Program crash
PID:4296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3040 -ip 3040
1⤵
PID:4496

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Scripting

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp20F1.tmp

Filesize
1KB

MD5
469dcc4cf82c9d27722f88ccc9994f17

SHA1
a5a8c34ea2d0916b2cde54b9f4a84274bfcae7e1

SHA256
e7711e6921ba8e0d96b96dce350dd63676d965420a8c30f59a7f9a21101daeea

SHA512
cafd97d8b9705f75a06fc947ff3d8364ea9366cebafc39aeea7008a8e1d9b45d4ba59ce3e320259bb6b02b5ac004fec778b2969c0d092a547ce32af802667d92

Download Submit
memory/396-151-0x0000000006410000-0x000000000642E000-memory.dmp

Filesize
120KB

Download
memory/396-156-0x00000000073B0000-0x00000000073BE000-memory.dmp

Filesize
56KB

Download
memory/396-157-0x00000000074C0000-0x00000000074DA000-memory.dmp

Filesize
104KB

Download
memory/396-144-0x0000000005020000-0x0000000005648000-memory.dmp

Filesize
6.2MB

Download
memory/396-155-0x0000000007400000-0x0000000007496000-memory.dmp

Filesize
600KB

Download
memory/396-136-0x0000000000000000-mapping.dmp

Download
memory/396-154-0x00000000071F0000-0x00000000071FA000-memory.dmp

Filesize
40KB

Download
memory/396-138-0x00000000048A0000-0x00000000048D6000-memory.dmp

Filesize
216KB

Download
memory/396-153-0x0000000007180000-0x000000000719A000-memory.dmp

Filesize
104KB

Download
memory/396-152-0x00000000077C0000-0x0000000007E3A000-memory.dmp

Filesize
6.5MB

Download
memory/396-150-0x0000000070F90000-0x0000000070FDC000-memory.dmp

Filesize
304KB

Download
memory/396-145-0x0000000004DB0000-0x0000000004DD2000-memory.dmp

Filesize
136KB

Download
memory/396-158-0x00000000074A0000-0x00000000074A8000-memory.dmp

Filesize
32KB

Download
memory/396-148-0x0000000005E80000-0x0000000005E9E000-memory.dmp

Filesize
120KB

Download
memory/396-149-0x0000000006430000-0x0000000006462000-memory.dmp

Filesize
200KB

Download
memory/396-146-0x0000000004F50000-0x0000000004FB6000-memory.dmp

Filesize
408KB

Download
memory/3040-132-0x0000000004CA0000-0x0000000004D32000-memory.dmp

Filesize
584KB

Download
memory/3040-130-0x0000000000170000-0x0000000000260000-memory.dmp

Filesize
960KB

Download
memory/3040-131-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/3040-135-0x000000000B220000-0x000000000B286000-memory.dmp

Filesize
408KB

Download
memory/3040-134-0x000000000AF40000-0x000000000AFDC000-memory.dmp

Filesize
624KB

Download
memory/3040-133-0x0000000004C10000-0x0000000004C1A000-memory.dmp

Filesize
40KB

Download
memory/3516-147-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3516-142-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3516-141-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/3516-140-0x0000000000000000-mapping.dmp

Download
memory/3516-143-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/4784-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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