njrat | ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd

General

Target

ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd.exe
Size

127KB
MD5

851e013c473c1b5ee3ee45ce38891103
SHA1

96537656c88d5dba4ddea3497121c604747c01cb
SHA256

ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd
SHA512

947d0f1b4aac6608c7f5cf030b91b810dd80c2c08b6d5e0552de3a2b61ea614b490ee80609646aaef12826339dc2d494446accce4f2edf5e6b85b5a1810860e6
SSDEEP

3072:0fQK3QLdbSNO4wmR34hP8naoAk3/zWMi0GTGs:0f4L

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

787580e7d36fdf4ee92dc64b27a94f66

Attributes

reg_key
787580e7d36fdf4ee92dc64b27a94f66
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
1360	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd.exe

Executes dropped EXE 1 IoCs

pid	Process
4300	nnn.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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\787580e7d36fdf4ee92dc64b27a94f66 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\nnn.exe\" .."	nnn.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\787580e7d36fdf4ee92dc64b27a94f66 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\nnn.exe\" .."	nnn.exe

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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe
Token: 33	4300	nnn.exe
Token: SeIncBasePriorityPrivilege	4300	nnn.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 4300	1684	ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd.exe	84
PID 1684 wrote to memory of 4300	1684	ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd.exe	84
PID 4300 wrote to memory of 1360	4300	nnn.exe	92
PID 4300 wrote to memory of 1360	4300	nnn.exe	92

C:\Users\Admin\AppData\Local\Temp\ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd.exe
"C:\Users\Admin\AppData\Local\Temp\ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\nnn.exe
  "C:\Users\Admin\AppData\Local\Temp\nnn.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4300
- - C:\Windows\SYSTEM32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\nnn.exe" "nnn.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:1360

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nnn.exe

Filesize
127KB

MD5
851e013c473c1b5ee3ee45ce38891103

SHA1
96537656c88d5dba4ddea3497121c604747c01cb

SHA256
ce18f6810aa6baa1136bb395b6609094bf8a9bbae12d41ee593a90cc5d7b48bd

SHA512
947d0f1b4aac6608c7f5cf030b91b810dd80c2c08b6d5e0552de3a2b61ea614b490ee80609646aaef12826339dc2d494446accce4f2edf5e6b85b5a1810860e6

Download Submit
memory/1684-3-0x00007FFCC04C0000-0x00007FFCC0E61000-memory.dmp

Filesize
9.6MB

Download
memory/1684-2-0x00007FFCC04C0000-0x00007FFCC0E61000-memory.dmp

Filesize
9.6MB

Download
memory/1684-0-0x00007FFCC0775000-0x00007FFCC0776000-memory.dmp

Filesize
4KB

Download
memory/1684-4-0x000000001AE50000-0x000000001AE5C000-memory.dmp

Filesize
48KB

Download
memory/1684-5-0x000000001BAC0000-0x000000001BF8E000-memory.dmp

Filesize
4.8MB

Download
memory/1684-1-0x000000001AFA0000-0x000000001B046000-memory.dmp

Filesize
664KB

Download
memory/1684-18-0x00007FFCC04C0000-0x00007FFCC0E61000-memory.dmp

Filesize
9.6MB

Download
memory/4300-19-0x00007FFCC04C0000-0x00007FFCC0E61000-memory.dmp

Filesize
9.6MB

Download
memory/4300-20-0x00007FFCC04C0000-0x00007FFCC0E61000-memory.dmp

Filesize
9.6MB

Download
memory/4300-21-0x000000001CE60000-0x000000001CEFC000-memory.dmp

Filesize
624KB

Download
memory/4300-22-0x000000001BD50000-0x000000001BD58000-memory.dmp

Filesize
32KB

Download
memory/4300-23-0x00007FFCC04C0000-0x00007FFCC0E61000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads