njrat | dfdc01fb4fc21bb61680c4e21d5d545ebbc0fe073f3b1f9bd9453517c9e5d12f

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2025 13:36

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General

Target

JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe
Size

23KB
MD5

6d016be537fc70cd512babdf959b50d0
SHA1

81ab02fd5acf72de0a56dd2586bef2fadfa8a4ae
SHA256

dfdc01fb4fc21bb61680c4e21d5d545ebbc0fe073f3b1f9bd9453517c9e5d12f
SHA512

0aaf78ba5cf9962b4e6cd1be106084c48e5b58ea2507b3b3a4a07bd8515c655891f6b71d5ea222bc5afe4845140843bbf236cbce93a1728753dff023551d03be
SSDEEP

384:JsqCm6yocx/Yp7jemiO0nd08/VQ6bgNQC5h7tmRvR6JZlbw8hqIusZzZbX:iSoQA6mlcrRpcnuI

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
3716	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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe

Executes dropped EXE 1 IoCs

pid	Process
2748	FireFoxPlugIn.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_6d016be537fc70cd512babdf959b50d0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FireFoxPlugIn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe
Token: 33	2748	FireFoxPlugIn.exe
Token: SeIncBasePriorityPrivilege	2748	FireFoxPlugIn.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 2748	1876	JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe	90
PID 1876 wrote to memory of 2748	1876	JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe	90
PID 1876 wrote to memory of 2748	1876	JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe	90
PID 2748 wrote to memory of 3716	2748	FireFoxPlugIn.exe	97
PID 2748 wrote to memory of 3716	2748	FireFoxPlugIn.exe	97
PID 2748 wrote to memory of 3716	2748	FireFoxPlugIn.exe	97

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d016be537fc70cd512babdf959b50d0.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Users\Admin\AppData\Local\Temp\FireFoxPlugIn.exe
  "C:\Users\Admin\AppData\Local\Temp\FireFoxPlugIn.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\FireFoxPlugIn.exe" "FireFoxPlugIn.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3716

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\FireFoxPlugIn.exe

Filesize
23KB

MD5
6d016be537fc70cd512babdf959b50d0

SHA1
81ab02fd5acf72de0a56dd2586bef2fadfa8a4ae

SHA256
dfdc01fb4fc21bb61680c4e21d5d545ebbc0fe073f3b1f9bd9453517c9e5d12f

SHA512
0aaf78ba5cf9962b4e6cd1be106084c48e5b58ea2507b3b3a4a07bd8515c655891f6b71d5ea222bc5afe4845140843bbf236cbce93a1728753dff023551d03be

Download Submit
memory/1876-0-0x0000000075392000-0x0000000075393000-memory.dmp

Filesize
4KB

Download
memory/1876-1-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/1876-2-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/1876-13-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2748-15-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2748-14-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2748-12-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download
memory/2748-16-0x0000000075390000-0x0000000075941000-memory.dmp

Filesize
5.7MB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads