njrat | cfe0943ea56ef9d41e6d75871458662c57d55020f3dcf7999fbf888b7dfc08ef

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 02:47

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe
Size

23KB
MD5

ea722b61e3266bcf21c0edd6321e1d80
SHA1

b021bfbfd8c971b918a8976db9c22e62d9e4fa83
SHA256

cfe0943ea56ef9d41e6d75871458662c57d55020f3dcf7999fbf888b7dfc08ef
SHA512

e085c454f424957e29abe521ef631e66dc9d839fd980c203131e042cfb5573d28aee183e728cd3a874ce73416fd4eb397655ca1599bd599d7cc166ee393b13a0
SSDEEP

384:Vr1MKFYuEEhERvoBG16Xuy0MHNw6Tg1Y+75JTFmRvR6JZlbw8hqIusZzZoEI:Vr+W4V6+yDRpcnu7d

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

zerip.ddns.net:1177

Mutex

24c81bd0d2631bb6cbe3f3973e42798d

Attributes

reg_key
24c81bd0d2631bb6cbe3f3973e42798d
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
2992	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2920	systemwinW32.exe

Loads dropped DLL 1 IoCs

pid	Process
848	ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\24c81bd0d2631bb6cbe3f3973e42798d = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemwinW32.exe\" .."	systemwinW32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\24c81bd0d2631bb6cbe3f3973e42798d = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemwinW32.exe\" .."	systemwinW32.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systemwinW32.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe
Token: 33	2920	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	2920	systemwinW32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 2920	848	ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe	28
PID 848 wrote to memory of 2920	848	ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe	28
PID 848 wrote to memory of 2920	848	ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe	28
PID 848 wrote to memory of 2920	848	ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe	28
PID 2920 wrote to memory of 2992	2920	systemwinW32.exe	29
PID 2920 wrote to memory of 2992	2920	systemwinW32.exe	29
PID 2920 wrote to memory of 2992	2920	systemwinW32.exe	29
PID 2920 wrote to memory of 2992	2920	systemwinW32.exe	29

C:\Users\Admin\AppData\Local\Temp\ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ea722b61e3266bcf21c0edd6321e1d80_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:848
- C:\Users\Admin\AppData\Roaming\systemwinW32.exe
  "C:\Users\Admin\AppData\Roaming\systemwinW32.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\systemwinW32.exe" "systemwinW32.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Roaming\systemwinW32.exe

Filesize
23KB

MD5
ea722b61e3266bcf21c0edd6321e1d80

SHA1
b021bfbfd8c971b918a8976db9c22e62d9e4fa83

SHA256
cfe0943ea56ef9d41e6d75871458662c57d55020f3dcf7999fbf888b7dfc08ef

SHA512
e085c454f424957e29abe521ef631e66dc9d839fd980c203131e042cfb5573d28aee183e728cd3a874ce73416fd4eb397655ca1599bd599d7cc166ee393b13a0

Download Submit
memory/848-0-0x0000000074821000-0x0000000074822000-memory.dmp

Filesize
4KB

Download
memory/848-1-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/848-2-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/848-10-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/2920-11-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/2920-12-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/2920-13-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads