njrat | ee6e418f62a96c6377811dac7533a4eb53e8045089d8adbbf578db99b870bb2a

General

Target

e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe
Size

70KB
MD5

e54f33c132f7623925a09f664ff50a76
SHA1

d31bcb438f5ad9e21a2d73f7409b1a1c81278c60
SHA256

ee6e418f62a96c6377811dac7533a4eb53e8045089d8adbbf578db99b870bb2a
SHA512

389ab2542fc73cbe8b2d2f9f33c314f2d8c4fc435870faba67eda578d3114ee068ed4e4f9b9bfc3004f7ca4f0a9796559a45b167f2113104037bdd92c34de8ee
SSDEEP

1536:OXuvaQLKsNRLgGFMPELMp11tR+HxJLcV+6TdvmuoDyCImnxq:OXuvaQLdU2Mp11tERJLcY6pv5mnxq

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

23f0e3bce589df29a3e6f3e8879b41c1

Attributes

reg_key
23f0e3bce589df29a3e6f3e8879b41c1
splitter
|'|'|

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
3420	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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2624	server.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe
Token: 33	2624	server.exe
Token: SeIncBasePriorityPrivilege	2624	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 2624	960	e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe	86
PID 960 wrote to memory of 2624	960	e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe	86
PID 960 wrote to memory of 2624	960	e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe	86
PID 2624 wrote to memory of 3420	2624	server.exe	90
PID 2624 wrote to memory of 3420	2624	server.exe	90
PID 2624 wrote to memory of 3420	2624	server.exe	90

C:\Users\Admin\AppData\Local\Temp\e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e54f33c132f7623925a09f664ff50a76_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:960
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2624
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3420

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

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\Temp\server.exe

Filesize
70KB

MD5
e54f33c132f7623925a09f664ff50a76

SHA1
d31bcb438f5ad9e21a2d73f7409b1a1c81278c60

SHA256
ee6e418f62a96c6377811dac7533a4eb53e8045089d8adbbf578db99b870bb2a

SHA512
389ab2542fc73cbe8b2d2f9f33c314f2d8c4fc435870faba67eda578d3114ee068ed4e4f9b9bfc3004f7ca4f0a9796559a45b167f2113104037bdd92c34de8ee

Download Submit
memory/960-3-0x0000000004D00000-0x0000000004D9C000-memory.dmp

Filesize
624KB

Download
memory/960-2-0x00000000026F0000-0x00000000026FC000-memory.dmp

Filesize
48KB

Download
memory/960-0-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/960-4-0x0000000005410000-0x00000000059B4000-memory.dmp

Filesize
5.6MB

Download
memory/960-5-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/960-1-0x00000000003A0000-0x00000000003B8000-memory.dmp

Filesize
96KB

Download
memory/960-18-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-19-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-20-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-21-0x0000000004C80000-0x0000000004D12000-memory.dmp

Filesize
584KB

Download
memory/2624-22-0x0000000004C60000-0x0000000004C6A000-memory.dmp

Filesize
40KB

Download
memory/2624-23-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-24-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads