njrat | 16454b7fc606c00ead3dd8f81f5ca9846bdd3207024417b88fbedff26ee8bebf

Analysis

max time kernel
150s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-10-2024 03:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe
Size

550KB
MD5

7bb34676d78cf5e816d0bbb66c7c41dc
SHA1

3d636338c5b652c89d90d6f5b2abd8f42d232484
SHA256

16454b7fc606c00ead3dd8f81f5ca9846bdd3207024417b88fbedff26ee8bebf
SHA512

961c09e7c8cc5162e12ff5dff2ce47c28c321ec8954cc7ae678db5df4c61b91cac8f3a13c7ffe705d77009acff45e7b2f693fd95e623b7ada87ea4a75abff68d
SSDEEP

12288:FRZ+IoG/n9IQxW3OBse2HkpbnOav7JHvVqH:t2G/nvxW3Wz1nOma

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

samsam23.ddns.net:1177

Mutex

ae8569b6b570262c4a55bad57ad853a5

Attributes

reg_key
ae8569b6b570262c4a55bad57ad853a5
splitter
|'|'|

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
2776	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ae8569b6b570262c4a55bad57ad853a5.exe	♥♥.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ae8569b6b570262c4a55bad57ad853a5.exe	♥♥.exe

Executes dropped EXE 1 IoCs

pid	Process
2272	♥♥.exe

Loads dropped DLL 4 IoCs

pid	Process
2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe
2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe
2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe
2524	7bb34676d78cf5e816d0bbb66c7c41dc_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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\ae8569b6b570262c4a55bad57ad853a5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\♥♥.exe\" .."	♥♥.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ae8569b6b570262c4a55bad57ad853a5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\♥♥.exe\" .."	♥♥.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 4 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	♥♥.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DllHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe
Token: 33	2272	♥♥.exe
Token: SeIncBasePriorityPrivilege	2272	♥♥.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
712	DllHost.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
712	DllHost.exe
712	DllHost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2272	2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe	30
PID 2524 wrote to memory of 2272	2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe	30
PID 2524 wrote to memory of 2272	2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe	30
PID 2524 wrote to memory of 2272	2524	7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe	30
PID 2272 wrote to memory of 2776	2272	♥♥.exe	33
PID 2272 wrote to memory of 2776	2272	♥♥.exe	33
PID 2272 wrote to memory of 2776	2272	♥♥.exe	33
PID 2272 wrote to memory of 2776	2272	♥♥.exe	33

C:\Users\Admin\AppData\Local\Temp\7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\7bb34676d78cf5e816d0bbb66c7c41dc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Users\Admin\AppData\Local\Temp\♥♥.exe
  "C:\Users\Admin\AppData\Local\Temp\♥♥.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2272
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\♥♥.exe" "♥♥.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2776

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:712

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

C:\Users\Admin\AppData\Local\Temp\you-are-my-sun-moon.png

Filesize
20KB

MD5
2948e610b9c9b6a437436b64308dca56

SHA1
bf69f2a8081051a98f8ca9c02b3979139816cca3

SHA256
13eaa2850cb72d965534718f57d6528967eb1b30906d282a40974c3a92c96041

SHA512
18a82dd9fbe125c7bc6a468a5b01ada26aeaf01300dbe1958b8be19a56dc2ab9a67b1171cfcd1028e87a529fa788802a8051ca7af658ebb7178bf50067cc715b

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

Filesize
127KB

MD5
ef180c0a0628da6913e740e547a26276

SHA1
fd39a2a9f4ceaf5497c5c7182bae718dd6f05973

SHA256
b8793d03135be199f63f47e5fe1a639dc37662f7a0357331e37a523b0f014844

SHA512
c9a493508f1b182dbe533fbe67f09089de34ed861fdbdebde0672677009143ccb41cb22906c0530012fa628ce6548eee3b20916fcac689651872c6bf9937abae

Download Submit
memory/712-21-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download
memory/2272-18-0x0000000073AFE000-0x0000000073AFF000-memory.dmp

Filesize
4KB

Download
memory/2272-19-0x0000000000BF0000-0x0000000000C16000-memory.dmp

Filesize
152KB

Download
memory/2272-22-0x0000000000580000-0x00000000005CA000-memory.dmp

Filesize
296KB

Download
memory/2272-23-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2272-24-0x00000000002D0000-0x00000000002DC000-memory.dmp

Filesize
48KB

Download
memory/2272-27-0x0000000073AFE000-0x0000000073AFF000-memory.dmp

Filesize
4KB

Download
memory/2524-20-0x0000000000970000-0x0000000000972000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads