njrat | 4d66b69a33a31082b21f33bf1abc38aed33c6b35d010d4dfbe8c9232d634096a

General

Target

JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
Size

279KB
MD5

607798fc63a3ce8232f29605ebe5d650
SHA1

8aff8fa30da45ad294a0068690bd1024e73a3be6
SHA256

4d66b69a33a31082b21f33bf1abc38aed33c6b35d010d4dfbe8c9232d634096a
SHA512

f0cad8e2e509d50c35c0799795b23f80b4b87cddf5a061083b2abbab2d5fc91dfff428bee53587ff2db3b774a94f289ab5f2187ca1d511ea9b46ef83185a017e
SSDEEP

6144:7w3Oqn5ilJp7QPaWHUfYfoLiJPHLfucybe1JC1znmrE8sv:q5eFQPuwoLKLyb6C5OA

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

h4cker007.no-ip.org: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
4048	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.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 2 IoCs

pid	Process
4872	Trojan.exe
2804	Trojan.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-1-5-21-3227495264-2217614367-4027411560-1000\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

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2332 set thread context of 4996	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	89
PID 4872 set thread context of 2804	4872	Trojan.exe	93

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
File created	C:\Windows\assembly\Desktop.ini	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.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 5 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	Trojan.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe
2804	Trojan.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
Token: SeDebugPrivilege	4872	Trojan.exe
Token: SeDebugPrivilege	2804	Trojan.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 4996	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	89
PID 2332 wrote to memory of 4996	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	89
PID 2332 wrote to memory of 4996	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	89
PID 2332 wrote to memory of 4996	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	89
PID 2332 wrote to memory of 4996	2332	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	89
PID 4996 wrote to memory of 4872	4996	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	90
PID 4996 wrote to memory of 4872	4996	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	90
PID 4996 wrote to memory of 4872	4996	JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe	90
PID 4872 wrote to memory of 2804	4872	Trojan.exe	93
PID 4872 wrote to memory of 2804	4872	Trojan.exe	93
PID 4872 wrote to memory of 2804	4872	Trojan.exe	93
PID 4872 wrote to memory of 2804	4872	Trojan.exe	93
PID 4872 wrote to memory of 2804	4872	Trojan.exe	93
PID 2804 wrote to memory of 4048	2804	Trojan.exe	94
PID 2804 wrote to memory of 4048	2804	Trojan.exe	94
PID 2804 wrote to memory of 4048	2804	Trojan.exe	94

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe"
1⤵
- Drops desktop.ini file(s)
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4996
- - C:\Users\Admin\AppData\Local\Temp\Trojan.exe
    "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4872
  - - C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      4⤵
      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:2804
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:4048

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\JaffaCakes118_607798fc63a3ce8232f29605ebe5d650.exe.log

Filesize
312B

MD5
d4b49ac61a6cac139f96450777c10204

SHA1
92089d33442c9e2eaceac3ed8db6a7168f938e5a

SHA256
807bdfa62a4312030c1ed54981674cff77f6108e6b4957754cabb810098ce082

SHA512
eb13a0e7f0d4b44db7e8d0625ba1ee6a036083c39c24b85493d3ec9074ada03eb7003b97bd92ed5f2baaf26295a4690303332593c4776e75da5bc3b6adbc3ea6

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
279KB

MD5
607798fc63a3ce8232f29605ebe5d650

SHA1
8aff8fa30da45ad294a0068690bd1024e73a3be6

SHA256
4d66b69a33a31082b21f33bf1abc38aed33c6b35d010d4dfbe8c9232d634096a

SHA512
f0cad8e2e509d50c35c0799795b23f80b4b87cddf5a061083b2abbab2d5fc91dfff428bee53587ff2db3b774a94f289ab5f2187ca1d511ea9b46ef83185a017e

Download Submit
memory/2332-20-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2332-1-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2332-6-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2332-0-0x0000000074CC2000-0x0000000074CC3000-memory.dmp

Filesize
4KB

Download
memory/2332-24-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2332-23-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2332-2-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2332-5-0x0000000074CC2000-0x0000000074CC3000-memory.dmp

Filesize
4KB

Download
memory/2804-61-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/2804-60-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4872-36-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4872-38-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4872-40-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4872-56-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4872-59-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4872-57-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4996-39-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4996-25-0x0000000074CC0000-0x0000000075271000-memory.dmp

Filesize
5.7MB

Download
memory/4996-18-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads