njrat | 8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2024, 07:30

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General

Target
8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe
Size 117KB
Sample240628-jbx76szhpp
SHA256 8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5
MD5 77bddc2c7bfa245021a0580be8892ec0
SHA1 0fe3f38bfe3481d5827b7cd6a78640b7d74b32a7
SHA512 1481afbcfa94234e9c99cc780f4453846dbae6eccc72501a4e65e1ac5d1f387b669e703b4804a5367cd8bb9702d517b996379a6e565e9bc98fb45159b7a13bae
SSDEEP 1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL148J:P5eznsjsguGDFqGZ2rDL148J
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
624	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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe

Executes dropped EXE 2 IoCs

pid	Process
60	chargeable.exe
3220	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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe"	8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 60 set thread context of 3220	60	chargeable.exe	89

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

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe
Token: 33	3220	chargeable.exe
Token: SeIncBasePriorityPrivilege	3220	chargeable.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3092 wrote to memory of 60	3092	8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe	86
PID 3092 wrote to memory of 60	3092	8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe	86
PID 3092 wrote to memory of 60	3092	8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe	86
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 60 wrote to memory of 3220	60	chargeable.exe	89
PID 3220 wrote to memory of 624	3220	chargeable.exe	90
PID 3220 wrote to memory of 624	3220	chargeable.exe	90
PID 3220 wrote to memory of 624	3220	chargeable.exe	90

C:\Users\Admin\AppData\Local\Temp\8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\8c4cbea6e724f06f3f068f097a39976b89da366b946153ea3ddde3f9ec369cc5_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3092
- 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:60
- - 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:3220
  - - 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:624

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 117KB
SHA256 704c3fe97cbf42d34fd361a56b6e66d419194c5128586b2e942dcec57f40ed76
MD5 9b927e264782ad29e5822b6e02780bb3
SHA1 400324aa9020a7940e25fcfbc48557f6e926f8c3
SHA512 715711453c8f30ec31517b5baca87cabcb32ffb01b02caa23ba4bb0fcaeeddcc32cb78ca028d1c4b81f0a5e82f40dab172ee781713f66711ba578770fcd8f4ee
SSDEEP 1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL148I:P5eznsjsguGDFqGZ2rDL148I
MD5 SHA1 SHA512 SSDEEP

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memory/60-17-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/60-19-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/60-20-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/60-25-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3092-2-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3092-18-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3092-0-0x00000000751E2000-0x00000000751E3000-memory.dmp

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memory/3092-1-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3220-21-0x0000000000400000-0x000000000040C000-memory.dmp

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memory/3220-26-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3220-27-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3220-28-0x00000000751E0000-0x0000000075791000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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