njrat | f5db61ec52bd99b86501fcfe9ebf3300109170b16f2c28f3a82df14016a3cd36

General

Target

JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe
Size

29KB
MD5

6a23d68e002b4c86c9dbc732ef4fcd50
SHA1

e18e2f1d1004fad399492b572525e3d5201ab1fb
SHA256

f5db61ec52bd99b86501fcfe9ebf3300109170b16f2c28f3a82df14016a3cd36
SHA512

021f8dd66e80d468a4e8de3b77c8ceb577d456c843989d17279f1193644ddd9d9911666a2549d567bd8d0faf5784aa85e45e37616b6e03f60ba5da6ebdc9e8cf
SSDEEP

384:chQXpl7dzns8oDw/LRP55/4GWmqDSeXegLGBsbh0w4wlAokw9OhgOL1vYRGOZzrd:cE7Js8oDSJz4wqZXenBKh0p29SgRdH

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

nouhparo.no-ip.biz:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
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
2620	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
2064	Trojan.exe

Loads dropped DLL 1 IoCs

pid	Process
2380	JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.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-1-5-21-1163522206-1469769407-485553996-1000\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 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	JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.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
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe
2064	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2064	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 2064	2380	JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe	30
PID 2380 wrote to memory of 2064	2380	JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe	30
PID 2380 wrote to memory of 2064	2380	JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe	30
PID 2380 wrote to memory of 2064	2380	JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe	30
PID 2064 wrote to memory of 2620	2064	Trojan.exe	31
PID 2064 wrote to memory of 2620	2064	Trojan.exe	31
PID 2064 wrote to memory of 2620	2064	Trojan.exe	31
PID 2064 wrote to memory of 2620	2064	Trojan.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a23d68e002b4c86c9dbc732ef4fcd50.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- 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:2064
- - 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:2620

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
29KB

MD5
6a23d68e002b4c86c9dbc732ef4fcd50

SHA1
e18e2f1d1004fad399492b572525e3d5201ab1fb

SHA256
f5db61ec52bd99b86501fcfe9ebf3300109170b16f2c28f3a82df14016a3cd36

SHA512
021f8dd66e80d468a4e8de3b77c8ceb577d456c843989d17279f1193644ddd9d9911666a2549d567bd8d0faf5784aa85e45e37616b6e03f60ba5da6ebdc9e8cf

Download Submit
memory/2064-12-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2064-10-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2064-14-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2064-15-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-0-0x0000000074371000-0x0000000074372000-memory.dmp

Filesize
4KB

Download
memory/2380-1-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-2-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-11-0x0000000074370000-0x000000007491B000-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