njrat | 0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4

General

Target

0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe
Size

1.9MB
MD5

920a4b746aa220e9febc5f657de8bb70
SHA1

74c1a2cf70479ef51f057394a6a8437be4076b17
SHA256

0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4
SHA512

43360700c93f3d45e279cf27e7d2ea8d59afb9f574e4a684b13b32fb9f0d3f17f71ce74b234e8560f0b3d41c046d613851ee98f58f41d55d409a6ca872240030
SSDEEP

49152:nKo/q54iLkcvUZskJIbp2FXWw0mMFL2Oy6e:no5LIsTgFV0mgA

Score

10^/10

njrat teste discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

teste

C2

types-menu.gl.at.ply.gg:13858

Mutex

2283af8f0e1beb0fbd70894c374bcd40

Attributes

reg_key
2283af8f0e1beb0fbd70894c374bcd40
splitter
|'|'|

Signatures

Njrat family
njrat
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
2796	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	explorerr.exe

Loads dropped DLL 1 IoCs

pid	Process
2280	0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.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 opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\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	0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorerr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe
2812	explorerr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2812	explorerr.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2812	2280	0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe	31
PID 2280 wrote to memory of 2812	2280	0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe	31
PID 2280 wrote to memory of 2812	2280	0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe	31
PID 2280 wrote to memory of 2812	2280	0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe	31
PID 2812 wrote to memory of 2796	2812	explorerr.exe	32
PID 2812 wrote to memory of 2796	2812	explorerr.exe	32
PID 2812 wrote to memory of 2796	2812	explorerr.exe	32
PID 2812 wrote to memory of 2796	2812	explorerr.exe	32

C:\Users\Admin\AppData\Local\Temp\0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe
"C:\Users\Admin\AppData\Local\Temp\0c9277cd6937ff956d8499b27a04ff59fb53bfca4223dfd309f6e5a58a6e56a4N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Users\Admin\AppData\Local\Temp\explorerr.exe
  "C:\Users\Admin\AppData\Local\Temp\explorerr.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2812
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\explorerr.exe" "explorerr.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

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

C:\Users\Admin\AppData\Local\Temp\explorerr.exe

Filesize
29KB

MD5
71d2198f51b952040f02689d99a17fbb

SHA1
24ba28d0d417ba884abd22938c937349ff25eeb3

SHA256
213382cd6905f8e0e793ed34a94a555a5f87fc2e43687220fddf4135a028545d

SHA512
92267eddc0f44ae92f72904fbff74c7acb21dc4a9a8ea86d526eca034266250eb01fa1714b69cb9ee4aee557cce60a10712611561848f2e7b1f5e4838582a143

Download Submit
memory/2280-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download
memory/2280-1-0x0000000000A60000-0x0000000000C3C000-memory.dmp

Filesize
1.9MB

Download
memory/2280-2-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/2280-3-0x0000000005AF0000-0x0000000005CAE000-memory.dmp

Filesize
1.7MB

Download
memory/2280-4-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/2280-5-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/2280-13-0x00000000745B0000-0x0000000074C9E000-memory.dmp

Filesize
6.9MB

Download
memory/2812-14-0x000000006E581000-0x000000006E582000-memory.dmp

Filesize
4KB

Download
memory/2812-15-0x000000006E580000-0x000000006EB2B000-memory.dmp

Filesize
5.7MB

Download
memory/2812-16-0x000000006E580000-0x000000006EB2B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads