njrat | d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0

General

Target

d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe
Size

28KB
MD5

5c770380d493332c17549be23d3138f9
SHA1

f3cc1faef3089cb36660a5ca31ab4942b1590c15
SHA256

d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0
SHA512

001addad79f8db9f837375a4065afe196ab25a8a3e1b40f642078c23abe2f0599f2bb8cb01502d2e10beb97e4b89742c71f47d4ef194625ad26c98adb65b8fb8
SSDEEP

384:gLfW/UoCitThEkhSLgtIpxm6b4C1f45hlNCVr+pReAG0LE2z7GCvbimvxwC4aMJv:bdtThEF314CA/CMjeAG0LN7dbF

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2744	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe

Executes dropped EXE 1 IoCs

pid	Process
2824	Trojan.exe

Loads dropped DLL 1 IoCs

pid	Process
2728	d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 39 IoCs

pid	Process
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe
2824	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 2824	2728	d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe	30
PID 2728 wrote to memory of 2824	2728	d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe	30
PID 2728 wrote to memory of 2824	2728	d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe	30
PID 2728 wrote to memory of 2824	2728	d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe	30
PID 2824 wrote to memory of 2744	2824	Trojan.exe	31
PID 2824 wrote to memory of 2744	2824	Trojan.exe	31
PID 2824 wrote to memory of 2744	2824	Trojan.exe	31
PID 2824 wrote to memory of 2744	2824	Trojan.exe	31

C:\Users\Admin\AppData\Local\Temp\d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe
"C:\Users\Admin\AppData\Local\Temp\d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2744

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
28KB

MD5
5c770380d493332c17549be23d3138f9

SHA1
f3cc1faef3089cb36660a5ca31ab4942b1590c15

SHA256
d80a899843845ba8ed8077d40e6d7c6935e407ece04463d9092f75ee34e6ecc0

SHA512
001addad79f8db9f837375a4065afe196ab25a8a3e1b40f642078c23abe2f0599f2bb8cb01502d2e10beb97e4b89742c71f47d4ef194625ad26c98adb65b8fb8

Download Submit
memory/2728-0-0x0000000074081000-0x0000000074082000-memory.dmp

Filesize
4KB

Download
memory/2728-1-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-2-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2728-12-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2824-10-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2824-11-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2824-14-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads