njrat | c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324

General

Target

c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe
Size

115KB
MD5

068b30a7fe9e7667255a245530df417d
SHA1

4bb22f2b6565b693c3cce69d91c68735c2a24059
SHA256

c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324
SHA512

cb177ad2748c5ba9119635af40330bb1496c2a5c46dea744947065095e2a6c5b71ebaf38173673503ec2078e192c7e88375575d2cf92bafc2191c87a43798b8a
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmMi:w5eznsjsguGDFqGx8egoxmO3rRmP

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
2960	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2356	chargeable.exe
2888	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1712	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe
1712	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe"	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2356 set thread context of 2888	2356	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	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe
Token: 33	2888	chargeable.exe
Token: SeIncBasePriorityPrivilege	2888	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2356	1712	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe	30
PID 1712 wrote to memory of 2356	1712	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe	30
PID 1712 wrote to memory of 2356	1712	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe	30
PID 1712 wrote to memory of 2356	1712	c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe	30
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2356 wrote to memory of 2888	2356	chargeable.exe	32
PID 2888 wrote to memory of 2960	2888	chargeable.exe	33
PID 2888 wrote to memory of 2960	2888	chargeable.exe	33
PID 2888 wrote to memory of 2960	2888	chargeable.exe	33
PID 2888 wrote to memory of 2960	2888	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe
"C:\Users\Admin\AppData\Local\Temp\c3d9caaeaf98c26409460994ae65613e3fbad63418c1a4c52a66be504acd3324.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1712
- 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:2356
- - 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:2888
  - - 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:2960

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
888c58df4ca569dddb2bbf0d2daeb5de

SHA1
5d99e587f267949eaa4e05a39481e3fc19fa9ad2

SHA256
96801a5f275855243f50a9fe589106fb4bb92ed048492abb48467fd5edba4434

SHA512
41938513215add27cc4d62a6039f46717dc1d7618bc3472dbd2ade593e4bd115674a488e21d8403e81e80601275b9e6aa1b77d3fd2b6304ab8fe3cee6a17c862

Download Submit
memory/1712-0-0x0000000074D51000-0x0000000074D52000-memory.dmp

Filesize
4KB

Download
memory/1712-1-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/1712-2-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/1712-6-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/1712-16-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2356-17-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2356-18-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2356-25-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2356-26-0x0000000074D50000-0x00000000752FB000-memory.dmp

Filesize
5.7MB

Download
memory/2888-19-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2888-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2888-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads