njrat | c5cf8105413defda0a323c1c2133a479e83d0696476d138d1bea3488d1a94738

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/09/2024, 18:36 UTC

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General

Target

Follow Bot.exe
Size

262KB
MD5

5004792993bebe85f15a201e52b96d82
SHA1

2f9b00a5cba3c5f8763529dd145ab9d292220bce
SHA256

6954f9517e8abb2fbbc90074bbbdf6aac2e28b6ea2a59b5e40b077bc287b139e
SHA512

4c451c07cde5449159ec39099d3ba437f8869410b745471b2c287fccbfe4d8dd80f75102fa397afb7f45f10b07cb3427cf70e1cb74779bc67aa3c684c7ff98f0
SSDEEP

6144:qNI5xXe91xOmkOHi8IvlmA4slVoWpvC9hd:jxSvavlmA4slVoWohd

Score

10^/10

njrat hacked credential_access discovery evasion persistence privilege_escalation spyware stealer trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

127.0.0.1:80

Mutex

1db1ae237e6f59ba4ea496d20bffd3b9

Attributes

reg_key
1db1ae237e6f59ba4ea496d20bffd3b9
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2672	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1db1ae237e6f59ba4ea496d20bffd3b9.exe	.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\1db1ae237e6f59ba4ea496d20bffd3b9.exe	.exe

Executes dropped EXE 3 IoCs

pid	Process
1544	1.exe
2740	2.exe
2652	.exe

Loads dropped DLL 1 IoCs

pid	Process
2740	2.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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\1db1ae237e6f59ba4ea496d20bffd3b9 = "\"C:\\ProgramData\\.exe\" .."	.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\1db1ae237e6f59ba4ea496d20bffd3b9 = "\"C:\\ProgramData\\.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 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	2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

description	pid	Process
Token: SeDebugPrivilege	1544	1.exe
Token: SeDebugPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe
Token: 33	2652	.exe
Token: SeIncBasePriorityPrivilege	2652	.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 1544	2336	Follow Bot.exe	31
PID 2336 wrote to memory of 1544	2336	Follow Bot.exe	31
PID 2336 wrote to memory of 1544	2336	Follow Bot.exe	31
PID 2336 wrote to memory of 2740	2336	Follow Bot.exe	32
PID 2336 wrote to memory of 2740	2336	Follow Bot.exe	32
PID 2336 wrote to memory of 2740	2336	Follow Bot.exe	32
PID 2336 wrote to memory of 2740	2336	Follow Bot.exe	32
PID 2740 wrote to memory of 2652	2740	2.exe	33
PID 2740 wrote to memory of 2652	2740	2.exe	33
PID 2740 wrote to memory of 2652	2740	2.exe	33
PID 2740 wrote to memory of 2652	2740	2.exe	33
PID 2652 wrote to memory of 2672	2652	.exe	34
PID 2652 wrote to memory of 2672	2652	.exe	34
PID 2652 wrote to memory of 2672	2652	.exe	34
PID 2652 wrote to memory of 2672	2652	.exe	34

C:\Users\Admin\AppData\Local\Temp\Follow Bot.exe
"C:\Users\Admin\AppData\Local\Temp\Follow Bot.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\1.exe
  "C:\Users\Admin\AppData\Local\Temp\1.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1544
- C:\Users\Admin\AppData\Local\Temp\2.exe
  "C:\Users\Admin\AppData\Local\Temp\2.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\ProgramData\.exe
    "C:\ProgramData\.exe"
    3⤵
    - 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:2652
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\ProgramData\.exe" ".exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2672

Network

DNS

discordapp.com

1.exe

Remote address:

8.8.8.8:53

Request

discordapp.com

IN A

Response

discordapp.com

IN A

162.159.129.233

discordapp.com

IN A

162.159.135.233

discordapp.com

IN A

162.159.133.233

discordapp.com

IN A

162.159.130.233

discordapp.com

IN A

162.159.134.233
DNS

cookiemuncher.x10host.com

1.exe

Remote address:

8.8.8.8:53

Request

cookiemuncher.x10host.com

IN A

Response

162.159.129.233:443

discordapp.com

tls

1.exe

348 B
219 B
5
5
162.159.129.233:443

discordapp.com

tls

1.exe

348 B
219 B
5
5
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe
127.0.0.1:80

.exe

8.8.8.8:53

discordapp.com

dns

1.exe

60 B
140 B
1
1

DNS Request

discordapp.com

DNS Response

162.159.129.233

162.159.135.233

162.159.133.233

162.159.130.233

162.159.134.233
8.8.8.8:53

cookiemuncher.x10host.com

dns

1.exe

71 B
131 B
1
1

DNS Request

cookiemuncher.x10host.com

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

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\1.exe

Filesize
174KB

MD5
e1fa4a0b04e72467f7925be5fabb8ca7

SHA1
4dd7f64452508e47767aeea1a90d933d3281ffce

SHA256
b0d5d9b3379612296262314461de8796da41402fbe100c0239316efda6ae9e01

SHA512
6651e037cef9b0748485b8177db7a63207b3e4745bcc1fd360d0b2653eb6f41ee233faebe4fb401920d7e04ffad12e9fd5e421ccdca896dd7b8e6b3cc8997b6e

Download Submit
C:\Users\Admin\AppData\Local\Temp\2.exe

Filesize
23KB

MD5
940fa0a748f3856093c3e15c2f915f05

SHA1
ece687288cade7d8c9d8b36ef01584ec842fa527

SHA256
8346c2660d86630af67650d71e51c5ebac15d0dd62b62a071f3d3ac809387e44

SHA512
6d10de2bb7bf42fcf37371b5846441d53447a370c05f773d788e1d23ee56c5fc688c5882a72494a021257334d79fc2d528ae64ebfb9c86cfff56fe5f162adf82

Download Submit
memory/1544-9-0x0000000001140000-0x0000000001172000-memory.dmp

Filesize
200KB

Download
memory/1544-10-0x000007FEF5870000-0x000007FEF625C000-memory.dmp

Filesize
9.9MB

Download
memory/1544-11-0x000007FEF5870000-0x000007FEF625C000-memory.dmp

Filesize
9.9MB

Download
memory/1544-12-0x000007FEF5870000-0x000007FEF625C000-memory.dmp

Filesize
9.9MB

Download
memory/2336-0-0x000007FEF5873000-0x000007FEF5874000-memory.dmp

Filesize
4KB

Download
memory/2336-1-0x0000000001090000-0x00000000010D6000-memory.dmp

Filesize
280KB

Download
memory/2336-2-0x00000000001C0000-0x00000000001FA000-memory.dmp

Filesize
232KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Response

DNS Request

MITRE ATT&CK Enterprise v15

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