njrat | a1912487964fbfa6a9004a0889bde004a7b3d007e98706b79688bbb6229af557

Analysis

max time kernel
150s
max time network
146s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12-10-2024 00:53

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General

Target

37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe
Size

501KB
MD5

37a8ee92838e77cf667250cedd0cecf8
SHA1

1c63553822af742ee07fb27865c51b54b74f1a27
SHA256

a1912487964fbfa6a9004a0889bde004a7b3d007e98706b79688bbb6229af557
SHA512

d943bcfccfa3710a6c311dfb4f13325a1fb39f77392897928e196b07d4c2209aa44e959d9b265530a7c0adfdf87db9950997d729b9811c541c2ff531f69e115c
SSDEEP

6144:JdwYPCCUKFZbWo5xCQ70ThcE6f7fAwHLDjWoGhX1rvw:ZFfyEAqAp

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

imfares.ddns.net:9090

doza122.con-ip.com:5552

Mutex

21010c58298d9aa69d2fa375e98ef354

Attributes

reg_key
21010c58298d9aa69d2fa375e98ef354
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 2 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2848	netsh.exe
1608	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\84398377c5556d3df54a82be74cfa960.exe	midia.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\84398377c5556d3df54a82be74cfa960.exe	midia.exe

Executes dropped EXE 4 IoCs

pid	Process
2340	Server.exe
2900	ss.exe
2964	windowsdefender.exe
1712	midia.exe

Loads dropped DLL 1 IoCs

pid	Process
2340	Server.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\21010c58298d9aa69d2fa375e98ef354 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ss.exe\" .."	ss.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\21010c58298d9aa69d2fa375e98ef354 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\ss.exe\" .."	ss.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\84398377c5556d3df54a82be74cfa960 = "\"C:\\Users\\Admin\\AppData\\Roaming\\midia.exe\" .."	midia.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\84398377c5556d3df54a82be74cfa960 = "\"C:\\Users\\Admin\\AppData\\Roaming\\midia.exe\" .."	midia.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 6 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\Microsoft\NetSh	netsh.exe
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
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\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	Server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ss.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2900	ss.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: SeDebugPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe
Token: 33	2900	ss.exe
Token: SeIncBasePriorityPrivilege	2900	ss.exe
Token: 33	1712	midia.exe
Token: SeIncBasePriorityPrivilege	1712	midia.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2340	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	30
PID 3060 wrote to memory of 2340	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	30
PID 3060 wrote to memory of 2340	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	30
PID 3060 wrote to memory of 2340	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	30
PID 2340 wrote to memory of 2900	2340	Server.exe	31
PID 2340 wrote to memory of 2900	2340	Server.exe	31
PID 2340 wrote to memory of 2900	2340	Server.exe	31
PID 2340 wrote to memory of 2900	2340	Server.exe	31
PID 3060 wrote to memory of 2964	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	32
PID 3060 wrote to memory of 2964	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	32
PID 3060 wrote to memory of 2964	3060	37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe	32
PID 2900 wrote to memory of 2848	2900	ss.exe	33
PID 2900 wrote to memory of 2848	2900	ss.exe	33
PID 2900 wrote to memory of 2848	2900	ss.exe	33
PID 2900 wrote to memory of 2848	2900	ss.exe	33
PID 2964 wrote to memory of 1712	2964	windowsdefender.exe	35
PID 2964 wrote to memory of 1712	2964	windowsdefender.exe	35
PID 2964 wrote to memory of 1712	2964	windowsdefender.exe	35
PID 1712 wrote to memory of 1608	1712	midia.exe	36
PID 1712 wrote to memory of 1608	1712	midia.exe	36
PID 1712 wrote to memory of 1608	1712	midia.exe	36

C:\Users\Admin\AppData\Local\Temp\37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\37a8ee92838e77cf667250cedd0cecf8_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Users\Admin\AppData\Local\Temp\Server.exe
  "C:\Users\Admin\AppData\Local\Temp\Server.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Users\Admin\AppData\Local\Temp\ss.exe
    "C:\Users\Admin\AppData\Local\Temp\ss.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\ss.exe" "ss.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2848
- C:\Users\Admin\AppData\Local\Temp\windowsdefender.exe
  "C:\Users\Admin\AppData\Local\Temp\windowsdefender.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Users\Admin\AppData\Roaming\midia.exe
    "C:\Users\Admin\AppData\Roaming\midia.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1712
  - - C:\Windows\system32\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\midia.exe" "midia.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:1608

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

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Downloads

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

Filesize
23KB

MD5
cdbb79508d72203c58609d91d047e301

SHA1
7393e8ff013e34d5f6dd25f826a65a93e35c4187

SHA256
57ccaf6d672e35215ba32b6591bc0a28bfeade9b5bf8b70afa5b9d2ba7346e3f

SHA512
92a126b7b128ecc30256ac0e4482b5d74b5182371874271f032c9cf61d526f26830999310ee0970ed735660f50cba73b4ba9847a140f0f329cf5fd8fe26a994e

Download Submit
C:\Users\Admin\AppData\Local\Temp\windowsdefender.exe

Filesize
455KB

MD5
af290b8ff78113678bd4828d9e446ad6

SHA1
68581f15f701792ef96e95bbfce8b072648b9a70

SHA256
7cbea2906a3099a25b10fd3019a29a5b0f811181e99615dac59c807ff38f6a7a

SHA512
9d895d28271bf392b0294eff8af6415a9d31683c848515ea1079f5612ea807ade6e22e58fe7bc3636a3238c68e2e0aaae49505629cecc02d7eb14eaddd456f05

Download Submit
memory/1712-33-0x0000000000E90000-0x0000000000F0A000-memory.dmp

Filesize
488KB

Download
memory/2340-18-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2340-8-0x0000000000450000-0x0000000000490000-memory.dmp

Filesize
256KB

Download
memory/2340-10-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2340-9-0x0000000074B32000-0x0000000074B34000-memory.dmp

Filesize
8KB

Download
memory/2964-26-0x00000000002C0000-0x000000000033A000-memory.dmp

Filesize
488KB

Download
memory/2964-27-0x00000000005D0000-0x00000000005DC000-memory.dmp

Filesize
48KB

Download
memory/3060-0-0x000007FEF63DE000-0x000007FEF63DF000-memory.dmp

Filesize
4KB

Download
memory/3060-19-0x000007FEF6120000-0x000007FEF6ABD000-memory.dmp

Filesize
9.6MB

Download
memory/3060-25-0x000007FEF6120000-0x000007FEF6ABD000-memory.dmp

Filesize
9.6MB

Download
memory/3060-7-0x000007FEF6120000-0x000007FEF6ABD000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads