njrat | 05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908

General

Target

05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe
Size

115KB
MD5

90c920a5d1afaebeca9a97a3787928b9
SHA1

5bb6c2720cfb1b1792914ac40c24206920e0f5c9
SHA256

05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908
SHA512

db8dc3792e3ca6926790fdd778f92626f93c27699bd108759a6fe20ec79e02e17c8492c592e5aa1ae54bbbcd11b9c3d8d5a30b772b930b488f9eaa62f903e5fd
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmMo:w5eznsjsguGDFqGx8egoxmO3rRm5

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
3020	netsh.exe

Executes dropped EXE 3 IoCs

pid	Process
2780	chargeable.exe
2584	chargeable.exe
2824	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2676	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe
2676	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe"	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2780 set thread context of 2824	2780	chargeable.exe	32
PID 2780 set thread context of 2584	2780	chargeable.exe	31

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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe
Token: 33	2824	chargeable.exe
Token: SeIncBasePriorityPrivilege	2824	chargeable.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2780	2676	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe	30
PID 2676 wrote to memory of 2780	2676	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe	30
PID 2676 wrote to memory of 2780	2676	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe	30
PID 2676 wrote to memory of 2780	2676	05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe	30
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2824	2780	chargeable.exe	32
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2780 wrote to memory of 2584	2780	chargeable.exe	31
PID 2824 wrote to memory of 3020	2824	chargeable.exe	33
PID 2824 wrote to memory of 3020	2824	chargeable.exe	33
PID 2824 wrote to memory of 3020	2824	chargeable.exe	33
PID 2824 wrote to memory of 3020	2824	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe
"C:\Users\Admin\AppData\Local\Temp\05de7f808bcbd9c8c9bc3620b3bb36faa7f9d1a956223f0ac2579792addb9908.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2676
- 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:2780
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:2584
- - 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:2824
  - - 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:3020

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
115KB

MD5
2daf596ddfb8f5c471fef15b5e4f9d8c

SHA1
ce1c4028f93a0f560d6de4cb443d9da9a5aa1916

SHA256
6eb5be9b5f3dc58d208f564ebf7dbed0f3b865bfacd31b1bc6e4a20cbcde7ca7

SHA512
5b43efea94e90b5c271a295a5ea483155dc886f1222818b52602969ac5f3c1033615e379f7ffa3b954f8a6c2a6f9a6373540226b863d1ad6ed6453c9da59f34f

Download Submit
memory/2676-0-0x0000000074351000-0x0000000074352000-memory.dmp

Filesize
4KB

Download
memory/2676-1-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2676-2-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2676-15-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-16-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-17-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-26-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-27-0x0000000074350000-0x00000000748FB000-memory.dmp

Filesize
5.7MB

Download
memory/2824-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2824-25-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2824-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads