njrat | 615cce712299d6ba862286d4a7ea94f765b44f2f05b5d4f02046beba8b3791a3

General

Target

shake yo dick.exe
Size

93KB
MD5

a535dad10d6cd4f4c2511f63fb158aeb
SHA1

cd7be9d3482a016e0f72c5ba387f33a96294641a
SHA256

615cce712299d6ba862286d4a7ea94f765b44f2f05b5d4f02046beba8b3791a3
SHA512

16037d0cbafe06314534cb17f3e72b19f28acfa1828ac66949d162e046b92b61892d66322c24a57859657dc587c8f6bacaa7c13c73e89d721b6ab966c0b13f89
SSDEEP

1536:E+AYtSUFKnOr70txlZbgoGXejEwzGi1dDnDugS:E+tdKnOr70txIXni1dPT

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

hakim32.ddns.net:2000

127.0.0.1:8080

Mutex

2e3e23c0cc43f33b4a1afb08205fb244

Attributes

reg_key
2e3e23c0cc43f33b4a1afb08205fb244
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
2740	netsh.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2788	server.exe

Loads dropped DLL 2 IoCs

pid	Process
2428	shake yo dick.exe
2428	shake yo dick.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Explower.exe	server.exe
File opened for modification	C:\Windows\SysWOW64\Explower.exe	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	shake yo dick.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2788	server.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2788	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2788	2428	shake yo dick.exe	29
PID 2428 wrote to memory of 2788	2428	shake yo dick.exe	29
PID 2428 wrote to memory of 2788	2428	shake yo dick.exe	29
PID 2428 wrote to memory of 2788	2428	shake yo dick.exe	29
PID 2788 wrote to memory of 2740	2788	server.exe	30
PID 2788 wrote to memory of 2740	2788	server.exe	30
PID 2788 wrote to memory of 2740	2788	server.exe	30
PID 2788 wrote to memory of 2740	2788	server.exe	30

C:\Users\Admin\AppData\Local\Temp\shake yo dick.exe
"C:\Users\Admin\AppData\Local\Temp\shake yo dick.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2788
- - 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:2740

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\Roaming\app

Filesize
5B

MD5
112317d572ce0538d2d1b20d7f32170e

SHA1
c7f3714c4806b907bcff7f79aa1d1c9373b77d1e

SHA256
fd9e9a8be71786826787d6eb9aa28371d09b0515ddf0c19b082fe7bac57a88a9

SHA512
265dbebc83c74dc97770e650580b0321144990d133403bab2bc1de4618cde63dfd4fedfa56b5e4e259b510585db0f7a59042c356356c56bea3ac861d4be5337f

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe

Filesize
93KB

MD5
a535dad10d6cd4f4c2511f63fb158aeb

SHA1
cd7be9d3482a016e0f72c5ba387f33a96294641a

SHA256
615cce712299d6ba862286d4a7ea94f765b44f2f05b5d4f02046beba8b3791a3

SHA512
16037d0cbafe06314534cb17f3e72b19f28acfa1828ac66949d162e046b92b61892d66322c24a57859657dc587c8f6bacaa7c13c73e89d721b6ab966c0b13f89

Download Submit
memory/2428-0-0x0000000074541000-0x0000000074542000-memory.dmp

Filesize
4KB

Download
memory/2428-1-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2428-2-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2428-14-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2788-15-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2788-17-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2788-16-0x0000000074540000-0x0000000074AEB000-memory.dmp

Filesize
5.7MB

Download
memory/2788-22-0x0000000074540000-0x0000000074AEB000-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