njrat | d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9

Analysis

max time kernel
118s
max time network
117s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-10-2024 03:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
Size

552KB
MD5

2692d319a3b52e1da132786848c288e0
SHA1

e3554b5406393a977d39eb9ec666a28687eef4f7
SHA256

d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9
SHA512

09c5782c472333eea0f00d248769da838095155725de1c8d019b6c0791e5ee7dad15dc887ebbf70fd8f7927c7d6296eb2266a0a7aabdc78a8c10e1ee537ecc95
SSDEEP

12288:R32kYn9YFZBsws0rwfQpP9p/yFUk6l6X3cWCauQWannR8fy:RGk69IS0rw4pP9p416QMaBnRCy

Score

10^/10

njrat oct discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7.3

Botnet

OCT

film.royalprop.trade:8109

Mutex

update.exe

Attributes

reg_key
update.exe
splitter
0987

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sftp.url	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2900-2-0x0000000000400000-0x0000000000569000-memory.dmp	autoit_exe
behavioral2/memory/2900-1-0x0000000000400000-0x0000000000569000-memory.dmp	autoit_exe
behavioral2/memory/2900-3-0x0000000000400000-0x0000000000569000-memory.dmp	autoit_exe
behavioral2/memory/2900-4-0x0000000000400000-0x0000000000569000-memory.dmp	autoit_exe
behavioral2/memory/2900-17-0x0000000000400000-0x0000000000569000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2900 set thread context of 912	2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe	103

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2900 wrote to memory of 912	2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe	103
PID 2900 wrote to memory of 912	2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe	103
PID 2900 wrote to memory of 912	2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe	103
PID 2900 wrote to memory of 912	2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe	103
PID 2900 wrote to memory of 912	2900	d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe	103

C:\Users\Admin\AppData\Local\Temp\d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe
"C:\Users\Admin\AppData\Local\Temp\d1cad2d68060b31444cb6cd04ed6233eee8bfa6e694784ce5640b0b3928ab3c9N.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2900
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/912-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2900-0-0x0000000000400000-0x0000000000569000-memory.dmp

Filesize
1.4MB

Download
memory/2900-2-0x0000000000400000-0x0000000000569000-memory.dmp

Filesize
1.4MB

Download
memory/2900-1-0x0000000000400000-0x0000000000569000-memory.dmp

Filesize
1.4MB

Download
memory/2900-3-0x0000000000400000-0x0000000000569000-memory.dmp

Filesize
1.4MB

Download
memory/2900-4-0x0000000000400000-0x0000000000569000-memory.dmp

Filesize
1.4MB

Download
memory/2900-10-0x0000000003AD0000-0x0000000003AD1000-memory.dmp

Filesize
4KB

Download
memory/2900-17-0x0000000000400000-0x0000000000569000-memory.dmp

Filesize
1.4MB

Download