netwire | bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02

General

Target

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe
Size

194KB
MD5

3ec662d3e6a70da2a026951a987e4425
SHA1

37fa066e35cdbeae7fb2ef13529097b971773725
SHA256

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02
SHA512

6e9b5e74aa8e569a2d30ae15f00131d37bdfc97ebf5dc78fca59e83f9188381f0b122fe462d7808bbcb7c2796b83a5bbb4691fcf2d46692d50a5782f452888e3
SSDEEP

6144:r9Xuji6hAheEsKL0PUmXruVSGGfFu3FZu:VreEpgGSIg

Score

10^/10

netwire botnet persistence rat stealer upx

Malware Config

Signatures

NetWire RAT payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2356-139-0x0000000000400000-0x000000000041A000-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:

Tcpview.exe

pid process

716 Tcpview.exe

pid	process
716	Tcpview.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/2356-133-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/2356-135-0x0000000000400000-0x0000000000834000-memory.dmp	upx
behavioral2/memory/2356-139-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/716-143-0x0000000000400000-0x0000000000834000-memory.dmp	upx
behavioral2/memory/716-145-0x0000000000400000-0x0000000000834000-memory.dmp	upx
behavioral2/memory/716-146-0x0000000000400000-0x0000000000834000-memory.dmp	upx

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:

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Tcpview.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	Tcpview.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NetWire = "C:\\Users\\Admin\\AppData\\Roaming\\TCPview\\Tcpview.exe"	Tcpview.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 3 IoCs

Processes:

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe

description	pid	process	target process
PID 2356 wrote to memory of 716	2356	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe
PID 2356 wrote to memory of 716	2356	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe
PID 2356 wrote to memory of 716	2356	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe

C:\Users\Admin\AppData\Local\Temp\bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe
"C:\Users\Admin\AppData\Local\Temp\bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2356

C:\Users\Admin\AppData\Roaming\TCPview\Tcpview.exe
"C:\Users\Admin\AppData\Roaming\TCPview\Tcpview.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:716

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

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\TCPview\Tcpview.exe
Filesize
194KB

MD5
3ec662d3e6a70da2a026951a987e4425

SHA1
37fa066e35cdbeae7fb2ef13529097b971773725

SHA256
bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02

SHA512
6e9b5e74aa8e569a2d30ae15f00131d37bdfc97ebf5dc78fca59e83f9188381f0b122fe462d7808bbcb7c2796b83a5bbb4691fcf2d46692d50a5782f452888e3

Download Submit
C:\Users\Admin\AppData\Roaming\TCPview\Tcpview.exe
Filesize
194KB

MD5
3ec662d3e6a70da2a026951a987e4425

SHA1
37fa066e35cdbeae7fb2ef13529097b971773725

SHA256
bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02

SHA512
6e9b5e74aa8e569a2d30ae15f00131d37bdfc97ebf5dc78fca59e83f9188381f0b122fe462d7808bbcb7c2796b83a5bbb4691fcf2d46692d50a5782f452888e3

Download Submit
memory/716-142-0x0000000000A50000-0x0000000000A59000-memory.dmp

Filesize
36KB

Download
memory/716-136-0x0000000000000000-mapping.dmp

Download
memory/716-140-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/716-143-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/716-144-0x0000000000A50000-0x0000000000A59000-memory.dmp

Filesize
36KB

Download
memory/716-145-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/716-146-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/2356-135-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/2356-134-0x00000000025B0000-0x00000000025B9000-memory.dmp

Filesize
36KB

Download
memory/2356-133-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2356-139-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2356-132-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads