njrat | 44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda

General

Target

44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe
Size

114KB
MD5

a28a213101361c2c9a60ad3306024a16
SHA1

289b5b12655f39e54b1039e761505e0278f877ff
SHA256

44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda
SHA512

79b9d2d83a0f5ed7d58c26dfada15a2e41e8ceac26450d75676b60c0baada1859d4241b522e378f0e7c687c4899363fbcd1114d03cc64c2f80d5d8178eff8acf
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RT:w5eznsjsguGDFqGx8egoxmO3rRT

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
2640	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2940	chargeable.exe
3032	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2408	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe
2408	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe"	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2940 set thread context of 3032	2940	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	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.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	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe
Token: 33	3032	chargeable.exe
Token: SeIncBasePriorityPrivilege	3032	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2940	2408	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe	31
PID 2408 wrote to memory of 2940	2408	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe	31
PID 2408 wrote to memory of 2940	2408	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe	31
PID 2408 wrote to memory of 2940	2408	44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe	31
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 2940 wrote to memory of 3032	2940	chargeable.exe	32
PID 3032 wrote to memory of 2640	3032	chargeable.exe	33
PID 3032 wrote to memory of 2640	3032	chargeable.exe	33
PID 3032 wrote to memory of 2640	3032	chargeable.exe	33
PID 3032 wrote to memory of 2640	3032	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe
"C:\Users\Admin\AppData\Local\Temp\44571de6b1432f2010a920a75ad4b0a2dccd8695c2878a43c0c807685b1bacda.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- 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:2940
- - 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:3032
  - - 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:2640

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
be220477a18d7957dcfb46f4e25b3c7e

SHA1
345fd7bbaec8095e5b5b09cc205cc374f16c6736

SHA256
b5adc74c1ffe255f77c2cc29414845c627ee0207f797fc6e8cdb999a6e50db44

SHA512
53719706318f505092f07c57b1bf7d3e5c7adad2d4108e8736537f666f6df555c3eb63e5a0848a0aa7097951a1fe064b250280549374782dcd9eba700f7c5b84

Download Submit
memory/2408-0-0x0000000074EE1000-0x0000000074EE2000-memory.dmp

Filesize
4KB

Download
memory/2408-1-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-2-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-15-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/2408-17-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/2940-16-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/2940-24-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/2940-25-0x0000000074EE0000-0x000000007548B000-memory.dmp

Filesize
5.7MB

Download
memory/3032-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3032-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3032-21-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads