njrat | 3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960

General

Target

3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe
Size

114KB
MD5

107f97dc8dd9edb0daa63073ae4298a6
SHA1

243d1108282836ea718fe8c27bb5b8f3b30a0bab
SHA256

3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960
SHA512

21e0ab98d15668ec5b56c0c902f1ef5109515c5da8abf431ad7e2190a063431c8e48199882d5da2cb4432754a4a72ef292ad40afaca39feec5bdd40e1990dd54
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73Ro:w5eznsjsguGDFqGx8egoxmO3rRo

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

Processes:

netsh.exe

pid	Process
2608	netsh.exe

Executes dropped EXE 2 IoCs

Processes:

chargeable.exechargeable.exe

pid	Process
2708	chargeable.exe
2668	chargeable.exe

Loads dropped DLL 2 IoCs

Processes:

3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe

pid	Process
2648	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe
2648	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe"	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

chargeable.exe

description	pid	Process	procid_target
PID 2708 set thread context of 2668	2708	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

Processes:

netsh.exe

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

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

Processes:

3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exechargeable.exechargeable.exenetsh.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.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

Processes:

chargeable.exe

description	pid	Process
Token: SeDebugPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe
Token: 33	2668	chargeable.exe
Token: SeIncBasePriorityPrivilege	2668	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exechargeable.exechargeable.exe

description	pid	Process	procid_target
PID 2648 wrote to memory of 2708	2648	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe	30
PID 2648 wrote to memory of 2708	2648	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe	30
PID 2648 wrote to memory of 2708	2648	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe	30
PID 2648 wrote to memory of 2708	2648	3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe	30
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2708 wrote to memory of 2668	2708	chargeable.exe	31
PID 2668 wrote to memory of 2608	2668	chargeable.exe	32
PID 2668 wrote to memory of 2608	2668	chargeable.exe	32
PID 2668 wrote to memory of 2608	2668	chargeable.exe	32
PID 2668 wrote to memory of 2608	2668	chargeable.exe	32

C:\Users\Admin\AppData\Local\Temp\3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe
"C:\Users\Admin\AppData\Local\Temp\3fac6c0a335aa812d84682e33dd1c78b70ed6fe8ce2c5aed323d297190d7e960.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2648
- 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:2708
- - 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:2668
  - - 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:2608

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
106d31c341bceaacf8906d56e2ccc78d

SHA1
fd5c2612b8c29980c22f4f054d348857443ad08e

SHA256
e6fd91e8026e007480cf00d316f58516f7beb4db712baef5108f858ff91e5ca9

SHA512
403d0bc21848ff6d02e053d1e6aac44edd9e113458fbbbc37e413ab8e82333feb5389731cbbaaafe9ddbd127e3ee11e5ba1805efde17d1be8b5104b9e59fca89

Download Submit
memory/2648-16-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2648-1-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2648-2-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2648-6-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2648-17-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2648-0-0x0000000074051000-0x0000000074052000-memory.dmp

Filesize
4KB

Download
memory/2668-20-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-25-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-23-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2708-18-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2708-19-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2708-26-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download
memory/2708-27-0x0000000074050000-0x00000000745FB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads