njrat | 05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513

General

Target

05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe
Size

114KB
MD5

cf41482e3fbc22f0ec0125d4a2e63830
SHA1

300d07cbcec7dca6aefda39ce7334992479d9b9a
SHA256

05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513
SHA512

cd7ea1e913b4b6957ad5bf0d7c85a9dd06d935eb377397904bd110ea3d56d015a750507bafc48bafad624f805b0c6f51a4960a67a3418ebbd1e199995b46e77a
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73vry:w5eznsjsguGDFqGx8egoxmO3rvm

Score

10^/10

njrat neuf discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
splitter
|'|'|

Signatures

Njrat family
njrat
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
2324	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2376	chargeable.exe
2932	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2624	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe
2624	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe"	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2376 set thread context of 2932	2376	chargeable.exe	32

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 4 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	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe
Token: 33	2932	chargeable.exe
Token: SeIncBasePriorityPrivilege	2932	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 2376	2624	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe	30
PID 2624 wrote to memory of 2376	2624	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe	30
PID 2624 wrote to memory of 2376	2624	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe	30
PID 2624 wrote to memory of 2376	2624	05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe	30
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2376 wrote to memory of 2932	2376	chargeable.exe	32
PID 2932 wrote to memory of 2324	2932	chargeable.exe	33
PID 2932 wrote to memory of 2324	2932	chargeable.exe	33
PID 2932 wrote to memory of 2324	2932	chargeable.exe	33
PID 2932 wrote to memory of 2324	2932	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe
"C:\Users\Admin\AppData\Local\Temp\05f9bdd6bed8951266a839e8639e61a977813940f3888c168125d21c2bb3b513N.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2624
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2932
  - - 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
      System Location Discovery: System Language Discovery
      PID:2324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
114KB

MD5
e3fdd911da4b3c99a051ab93c3c6afa1

SHA1
b46228e89c5221dcccccd045e09ce569c77ee098

SHA256
5bf9cfe566b761eaaae828255c33f52c2c500965e458c0702df1663a38eed743

SHA512
7de1b9cb8f159065c3b4ed69c2b540a50f7d7230fc330e2f72bfec684060834e6e18923c7c5b54eaa182f685d51d0a10e798a2f9cdcd1f99d86fba74cb9c4f39

Download Submit
memory/2376-16-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2376-17-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2376-20-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2376-25-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2624-0-0x0000000074531000-0x0000000074532000-memory.dmp

Filesize
4KB

Download
memory/2624-1-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2624-2-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2624-15-0x0000000074530000-0x0000000074ADB000-memory.dmp

Filesize
5.7MB

Download
memory/2932-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2932-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2932-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads