njrat | 49f73aa13f20638d207525a34e8e9601ff2daa71951df2aebea72f6bdd97da54

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-12-2024 01:15

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General

Target

c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Size

112KB
MD5

c533522b0a31b26cdb5bb50d56132a7f
SHA1

0d102f1f22cd983e4dc5b8777597dce3317b3978
SHA256

49f73aa13f20638d207525a34e8e9601ff2daa71951df2aebea72f6bdd97da54
SHA512

d89796c2f1f5f6dc0a86b11641ce15fbb87aa3ecf5366636c405dc9a48fc42b87f3a396a23b7633db3fd34f5fdce1ca05a0b2360c6ef8052348dea5bd0e944a8
SSDEEP

1536:I9/Z390i2sNlJKqLGQQ6U5PVKhsIMd+VLopqjtivtKcg0eVsDgAf83ZrYU:Ixz01sNbyQQ6aPWJ3LopqjgFKrR3r/

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

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
2924	netsh.exe

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 2 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	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: 33	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2924	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2924	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2924	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe	31
PID 2248 wrote to memory of 2924	2248	c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe" "c533522b0a31b26cdb5bb50d56132a7f_JaffaCakes118.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2248-0-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x00000000010A0000-0x00000000010C4000-memory.dmp

Filesize
144KB

Download
memory/2248-2-0x0000000000440000-0x000000000044E000-memory.dmp

Filesize
56KB

Download
memory/2248-3-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-4-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2248-5-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads