njrat | 9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d

General

Target

9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe
Size

114KB
MD5

1acd96209fcd1434a4a8a7095645b743
SHA1

ec2ffcb8adaab965e45be5926063a9eb782e08df
SHA256

9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d
SHA512

8ad229d4dcbf518655275dff7bd4f0baa5b4d1079f9344a8bc80f11815d114e2dc44ce8432bd3c67e7fb385c3f535274217cce04984279a7d90452f9c4ceb9df
SSDEEP

1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73RmS:w5eznsjsguGDFqGx8egoxmO3rRmS

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
2764	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2300	chargeable.exe
2760	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1992	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe
1992	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe"	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2300 set thread context of 2760	2300	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe
Token: 33	2760	chargeable.exe
Token: SeIncBasePriorityPrivilege	2760	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2300	1992	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe	31
PID 1992 wrote to memory of 2300	1992	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe	31
PID 1992 wrote to memory of 2300	1992	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe	31
PID 1992 wrote to memory of 2300	1992	9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe	31
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2300 wrote to memory of 2760	2300	chargeable.exe	32
PID 2760 wrote to memory of 2764	2760	chargeable.exe	33
PID 2760 wrote to memory of 2764	2760	chargeable.exe	33
PID 2760 wrote to memory of 2764	2760	chargeable.exe	33
PID 2760 wrote to memory of 2764	2760	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe
"C:\Users\Admin\AppData\Local\Temp\9aafec84d6060dacd9a7c13f1cd7f37320d4215fdf64628c0098f97e1f8e855d.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1992
- 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:2300
- - 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:2760
  - - 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:2764

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
114KB

MD5
17ab2669e60425b5f5b66d4479242b70

SHA1
239d7458d6cb016917085bb9ff33775f7e49a2f4

SHA256
09a0bb95648f6bb6b6c5e1e60cc7a7aabb12abfa228db64d1a92780715eb41e0

SHA512
1da02195b9e3c5fae10a4271e6777a56bb3d3de34435831c6ba3c0bb4c328f6faba551a4d4cb18de93d16e19887d9a1d4c749c8a130010dbd5cce9a817761d74

Download Submit
memory/1992-20-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-18-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-6-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-1-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-0-0x0000000074371000-0x0000000074372000-memory.dmp

Filesize
4KB

Download
memory/1992-2-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-17-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-19-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-16-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-27-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2300-28-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download
memory/2760-26-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2760-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2760-21-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads