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
behavioral1/memory/1612-63-0x0000000000400000-0x000000000041A000-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

1860 Tcpview.exe

pid	process
1860	Tcpview.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1612-56-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral1/memory/1612-57-0x00000000001C0000-0x00000000001C9000-memory.dmp	upx
behavioral1/memory/1612-58-0x0000000000400000-0x0000000000834000-memory.dmp	upx
behavioral1/memory/1612-63-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral1/memory/1860-66-0x0000000000400000-0x0000000000834000-memory.dmp	upx

Loads dropped DLL 2 IoCs

Processes:

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe

pid	process
1612	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe
1612	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-1-5-21-999675638-2867687379-27515722-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\	Tcpview.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\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 UnmapMainImage 2 IoCs

Processes:

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exeTcpview.exe

pid process

1612 bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe
1860 Tcpview.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe

description	pid	process	target process
PID 1612 wrote to memory of 1860	1612	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe
PID 1612 wrote to memory of 1860	1612	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe
PID 1612 wrote to memory of 1860	1612	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe
PID 1612 wrote to memory of 1860	1612	bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe	Tcpview.exe

C:\Users\Admin\AppData\Local\Temp\bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe
"C:\Users\Admin\AppData\Local\Temp\bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02.exe"
1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1612

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
- Suspicious use of UnmapMainImage
PID:1860

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

System Information Discovery

1

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
\Users\Admin\AppData\Roaming\TCPview\Tcpview.exe
Filesize
194KB

MD5
3ec662d3e6a70da2a026951a987e4425

SHA1
37fa066e35cdbeae7fb2ef13529097b971773725

SHA256
bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02

SHA512
6e9b5e74aa8e569a2d30ae15f00131d37bdfc97ebf5dc78fca59e83f9188381f0b122fe462d7808bbcb7c2796b83a5bbb4691fcf2d46692d50a5782f452888e3

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

MD5
3ec662d3e6a70da2a026951a987e4425

SHA1
37fa066e35cdbeae7fb2ef13529097b971773725

SHA256
bc4dc46d7a7cd8693d04d5d78c91f584d03186bcd5246c5cd0dd546a13011d02

SHA512
6e9b5e74aa8e569a2d30ae15f00131d37bdfc97ebf5dc78fca59e83f9188381f0b122fe462d7808bbcb7c2796b83a5bbb4691fcf2d46692d50a5782f452888e3

Download Submit
memory/1612-54-0x0000000076681000-0x0000000076683000-memory.dmp

Filesize
8KB

Download
memory/1612-55-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/1612-56-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1612-57-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/1612-58-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/1612-63-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1860-61-0x0000000000000000-mapping.dmp

Download
memory/1860-66-0x0000000000400000-0x0000000000834000-memory.dmp

Filesize
4.2MB

Download
memory/1860-67-0x0000000000250000-0x0000000000259000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads