njrat | 2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01/07/2024, 02:02

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General

Target
2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe
Size 115KB
Sample240701-cgjteasglc
SHA256 2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828
MD5 ae116309398e9f7c7adc3f352d854090
SHA1 c7575519f104790dcaff5f6a9c8a3ce27aeef119
SHA512 5861402acf25c72e07d11efece41ff5d6fdb4a38cc7520438ccee8e41b43e444d8dad448282ac58fa1bac282002fbd8fbf382491355572fc6ded593a4be79709
SSDEEP 1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIJ:P5eznsjsguGDFqGZ2rDIJ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

njrat neuf evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
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
2932	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe

Executes dropped EXE 3 IoCs

pid	Process
4316	chargeable.exe
4624	chargeable.exe
4908	chargeable.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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe"	2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4316 set thread context of 4624	4316	chargeable.exe	82
PID 4316 set thread context of 4908	4316	chargeable.exe	81

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 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\WOW6432Node\Microsoft\NetSh	netsh.exe

Program crash 1 IoCs

pid	pid_target	Process
1388	4908	WerFault.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe
Token: 33	4624	chargeable.exe
Token: SeIncBasePriorityPrivilege	4624	chargeable.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 4316	4076	2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe	80
PID 4076 wrote to memory of 4316	4076	2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe	80
PID 4076 wrote to memory of 4316	4076	2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe	80
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4624	4316	chargeable.exe	82
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4316 wrote to memory of 4908	4316	chargeable.exe	81
PID 4624 wrote to memory of 2932	4624	chargeable.exe	86
PID 4624 wrote to memory of 2932	4624	chargeable.exe	86
PID 4624 wrote to memory of 2932	4624	chargeable.exe	86

C:\Users\Admin\AppData\Local\Temp\2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\2d4614b5741741abea420046d9a7b678c887ec59e0252dd5e065cca0ded30828_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4076
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4316
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:4908
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 80
      4⤵
      Program crash
      PID:1388
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4624
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      PID:2932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4908 -ip 4908
1⤵
PID:4972

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

chargeable.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log
Size 400B
SHA256 c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd
MD5 0a9b4592cd49c3c21f6767c2dabda92f
SHA1 f534297527ae5ccc0ecb2221ddeb8e58daeb8b74
SHA512 6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307
MD5 SHA1 SHA512

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chargeable.exe

Path C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
Size 115KB
SHA256 afab454736b016f55e736eba34169f7f70012f2f0ee41db247aca15c4d0f0eb4
MD5 473a2d05cc37346bebadd4e1b110e027
SHA1 3eaffc192cb52902732137c35c6f4431723b29ef
SHA512 05d7478abfbce63afdd22aef146e82def2f7b9db98bd29f7d2c81378f34f1879f1ffd1c733a25b0d4df9ab942cfd51881507ede2510b424467699b160536c466
SSDEEP 1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDIz:P5eznsjsguGDFqGZ2rDIz
MD5 SHA1 SHA512 SSDEEP

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memory/4076-2-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4076-0-0x0000000074C52000-0x0000000074C53000-memory.dmp

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memory/4076-17-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4076-1-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4316-18-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4316-19-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4316-20-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4316-28-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4624-27-0x0000000074C50000-0x0000000075201000-memory.dmp

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memory/4624-21-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/4624-29-0x0000000074C50000-0x0000000075201000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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