njrat | 2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4

Analysis

max time kernel
149s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
02/05/2024, 04:02

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General

Target

2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Size

67KB
MD5

97d72efbb1f6fea3f158b136c330689d
SHA1

43c884250ed032ced44d72d932518e831a34161d
SHA256

2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4
SHA512

a9937e30d19ebf33ebe4c20792f7499e79996f06b5e3bc6f28d506ba4440640ebc923d424184007f2f111c3706876c029f6d4e41d5ed144c2b8e666b32689596
SSDEEP

1536:uuKlhoxbyGiiKkTvTiCUU8b+a1fJ3l4fLU2cjdFZPvf9G95T8KCc4:NKOyGxKIiCV8aa1fJV4zMF54ra

Score

10^/10

njrat victim evasion trojan

Malware Config

Extracted

Family

njrat

Version

<- NjRAT 0.7d Horror Edition ->

Botnet

Victim

0.tcp.eu.ngrok.io:18350

Mutex

f2d4732908d59805d830a49d36974ac0

Attributes

reg_key
f2d4732908d59805d830a49d36974ac0
splitter
Y262SUCZ4UJJ

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs

Web Service

T1102

flow	ioc
1	pastebin.com
1	0.tcp.eu.ngrok.io
2	pastebin.com
3	0.tcp.eu.ngrok.io

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1984	sc.exe
3340	sc.exe
5016	sc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3996	powershell.exe
3996	powershell.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeDebugPrivilege	3996	powershell.exe
Token: SeDebugPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: 33	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
Token: SeIncBasePriorityPrivilege	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2632 wrote to memory of 2732	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	80
PID 2632 wrote to memory of 2732	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	80
PID 2732 wrote to memory of 3996	2732	cmd.exe	82
PID 2732 wrote to memory of 3996	2732	cmd.exe	82
PID 2632 wrote to memory of 3008	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	83
PID 2632 wrote to memory of 3008	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	83
PID 3008 wrote to memory of 1984	3008	cmd.exe	85
PID 3008 wrote to memory of 1984	3008	cmd.exe	85
PID 2632 wrote to memory of 3056	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	86
PID 2632 wrote to memory of 3056	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	86
PID 3056 wrote to memory of 3340	3056	cmd.exe	88
PID 3056 wrote to memory of 3340	3056	cmd.exe	88
PID 2632 wrote to memory of 4132	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	89
PID 2632 wrote to memory of 4132	2632	2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe	89
PID 4132 wrote to memory of 5016	4132	cmd.exe	91
PID 4132 wrote to memory of 5016	4132	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe
"C:\Users\Admin\AppData\Local\Temp\2ff91319fbcc02e9dd7d80e21f5f7f48e0ae24b99a1b26625d344ab4812f37c4.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2632
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c powershell Set-MpPreference -DisableRealtimeMonitoring $true
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2732
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell Set-MpPreference -DisableRealtimeMonitoring $true
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3996
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c sc query windefend
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\system32\sc.exe
    sc query windefend
    3⤵
    - Launches sc.exe
    PID:1984
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c sc stop windefend
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\system32\sc.exe
    sc stop windefend
    3⤵
    - Launches sc.exe
    PID:3340
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c sc delete windefend
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4132
- - C:\Windows\system32\sc.exe
    sc delete windefend
    3⤵
    - Launches sc.exe
    PID:5016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nu5sdqmh.dna.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/2632-23-0x000000001D3C0000-0x000000001D45C000-memory.dmp

Filesize
624KB

Download
memory/2632-1-0x000000001BE20000-0x000000001C2EE000-memory.dmp

Filesize
4.8MB

Download
memory/2632-2-0x00007FFF4FBA0000-0x00007FFF50541000-memory.dmp

Filesize
9.6MB

Download
memory/2632-3-0x000000001B780000-0x000000001B79C000-memory.dmp

Filesize
112KB

Download
memory/2632-4-0x000000001B850000-0x000000001B8F6000-memory.dmp

Filesize
664KB

Download
memory/2632-5-0x00007FFF4FBA0000-0x00007FFF50541000-memory.dmp

Filesize
9.6MB

Download
memory/2632-27-0x00007FFF4FBA0000-0x00007FFF50541000-memory.dmp

Filesize
9.6MB

Download
memory/2632-0-0x00007FFF4FE55000-0x00007FFF4FE56000-memory.dmp

Filesize
4KB

Download
memory/2632-26-0x00007FFF4FE55000-0x00007FFF4FE56000-memory.dmp

Filesize
4KB

Download
memory/2632-25-0x00007FFF4FBA0000-0x00007FFF50541000-memory.dmp

Filesize
9.6MB

Download
memory/2632-24-0x0000000001410000-0x0000000001418000-memory.dmp

Filesize
32KB

Download
memory/3996-15-0x0000022CBD8E0000-0x0000022CBD902000-memory.dmp

Filesize
136KB

Download
memory/3996-22-0x00007FFF4D4B0000-0x00007FFF4DF72000-memory.dmp

Filesize
10.8MB

Download
memory/3996-19-0x00007FFF4D4B0000-0x00007FFF4DF72000-memory.dmp

Filesize
10.8MB

Download
memory/3996-18-0x00007FFF4D4B0000-0x00007FFF4DF72000-memory.dmp

Filesize
10.8MB

Download
memory/3996-16-0x00007FFF4D4B0000-0x00007FFF4DF72000-memory.dmp

Filesize
10.8MB

Download
memory/3996-17-0x00007FFF4D4B0000-0x00007FFF4DF72000-memory.dmp

Filesize
10.8MB

Download
memory/3996-6-0x00007FFF4D4B3000-0x00007FFF4D4B5000-memory.dmp

Filesize
8KB

Download