netwire | 65af1a9718f5cf882f79e082f3ac8121df3e21d135372dceabe434efeb3882a5

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-05-2024 20:05

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General

Target

5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe
Size

4.1MB
MD5

5b3721eddf6a88a8f0aaff6028e9583f
SHA1

5b7147565513c79e94693d46b80a30907071345b
SHA256

65af1a9718f5cf882f79e082f3ac8121df3e21d135372dceabe434efeb3882a5
SHA512

6ce34ebb12af309abdaae8eb6c8d627aa8cb1bdfa94a253e9cd11a8529dd240b55847207a5b1fb040897908bc3c798f52557394b8798c19ef8f26f006af42880
SSDEEP

24576:ZwjAJlKf5XQY36WOFRQdZIp2FxvNEtXcPCl99Sr5zUPGLG5SvAMZAMg:oMlKf5XQY3vObYJxvW9cPy99SNzY

Score

10^/10

netwire botnet persistence rat stealer

Malware Config

Extracted

Family

netwire

sefb.hopto.org:2035

Attributes

activex_autorun
false
copy_executable
true
delete_original
false
host_id
flit
install_path
%AppData%\flit\flit.exe
keylogger_dir
%AppData%\flit\
lock_executable
true
mutex
EwlohRSK
offline_keylogger
true
password
Password
registry_autorun
true
startup_name
flit
use_mutex
true

Signatures

NetWire RAT payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2600-2-0x0000000000320000-0x0000000000345000-memory.dmp	netwire
behavioral1/memory/2600-1-0x00000000001D0000-0x00000000001EB000-memory.dmp	netwire
behavioral1/memory/2204-11-0x0000000000200000-0x0000000000225000-memory.dmp	netwire
behavioral1/memory/2204-12-0x0000000000200000-0x0000000000225000-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

pid	Process
2204	flit.exe

Loads dropped DLL 1 IoCs

pid	Process
2600	5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\flit = "C:\\Users\\Admin\\AppData\\Roaming\\flit\\flit.exe"	flit.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2204	2600	5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe	28
PID 2600 wrote to memory of 2204	2600	5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe	28
PID 2600 wrote to memory of 2204	2600	5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe	28
PID 2600 wrote to memory of 2204	2600	5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b3721eddf6a88a8f0aaff6028e9583f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Users\Admin\AppData\Roaming\flit\flit.exe
  "C:\Users\Admin\AppData\Roaming\flit\flit.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\flit\flit.exe

Filesize
4.1MB

MD5
5b3721eddf6a88a8f0aaff6028e9583f

SHA1
5b7147565513c79e94693d46b80a30907071345b

SHA256
65af1a9718f5cf882f79e082f3ac8121df3e21d135372dceabe434efeb3882a5

SHA512
6ce34ebb12af309abdaae8eb6c8d627aa8cb1bdfa94a253e9cd11a8529dd240b55847207a5b1fb040897908bc3c798f52557394b8798c19ef8f26f006af42880

Download Submit
memory/2204-11-0x0000000000200000-0x0000000000225000-memory.dmp

Filesize
148KB

Download
memory/2204-12-0x0000000000200000-0x0000000000225000-memory.dmp

Filesize
148KB

Download
memory/2600-0-0x0000000001000000-0x000000000140F000-memory.dmp

Filesize
4.1MB

Download
memory/2600-2-0x0000000000320000-0x0000000000345000-memory.dmp

Filesize
148KB

Download
memory/2600-1-0x00000000001D0000-0x00000000001EB000-memory.dmp

Filesize
108KB

Download
memory/2600-9-0x0000000003800000-0x0000000003C0F000-memory.dmp

Filesize
4.1MB

Download
memory/2600-10-0x0000000001000000-0x000000000140F000-memory.dmp

Filesize
4.1MB

Download

Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads