njrat | 07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7

General

Target

07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe
Size

23KB
MD5

ec75ebe27e799d342656c20e8acfb660
SHA1

9a3e545fdb9c6933ccf6f7b3b50f14c8aea81543
SHA256

07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7
SHA512

372d733a6833287b5e6f7b4a3eabe2aad69b2199cfecad2dde2e31a0454db2d38b16075dab670c95f6f4e4d043bf10ee3a1ce5ec28fa3ba4676eeeb116e41cd9
SSDEEP

384:+Y324bcgPiJLQrfARGSRUJsbY6ZgvSMBD3t8mRvR6JZlbw8hqIusZzZj14:hL2s+tRyRpcnup

Score

10^/10

njrat hacked defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

102.43.247.109:2525

Mutex

5db5b878fdb8adf72347d50abd574104

Attributes

reg_key
5db5b878fdb8adf72347d50abd574104
splitter
|'|'|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2080	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
1020	server.exe

Loads dropped DLL 1 IoCs

pid	Process
2856	07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\5db5b878fdb8adf72347d50abd574104 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5db5b878fdb8adf72347d50abd574104 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe
Token: 33	1020	server.exe
Token: SeIncBasePriorityPrivilege	1020	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 1020	2856	07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe	28
PID 2856 wrote to memory of 1020	2856	07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe	28
PID 2856 wrote to memory of 1020	2856	07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe	28
PID 2856 wrote to memory of 1020	2856	07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe	28
PID 1020 wrote to memory of 2080	1020	server.exe	29
PID 1020 wrote to memory of 2080	1020	server.exe	29
PID 1020 wrote to memory of 2080	1020	server.exe	29
PID 1020 wrote to memory of 2080	1020	server.exe	29

C:\Users\Admin\AppData\Local\Temp\07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe
"C:\Users\Admin\AppData\Local\Temp\07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1020
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2080

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\Local\Temp\server.exe

Filesize
23KB

MD5
ec75ebe27e799d342656c20e8acfb660

SHA1
9a3e545fdb9c6933ccf6f7b3b50f14c8aea81543

SHA256
07b9ce773877dcf2c130d5e44c604acb77b5bc3a062a5662eac4281ad0c3e8e7

SHA512
372d733a6833287b5e6f7b4a3eabe2aad69b2199cfecad2dde2e31a0454db2d38b16075dab670c95f6f4e4d043bf10ee3a1ce5ec28fa3ba4676eeeb116e41cd9

Download Submit
memory/1020-11-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/1020-13-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/1020-12-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/1020-14-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/2856-0-0x0000000074911000-0x0000000074912000-memory.dmp

Filesize
4KB

Download
memory/2856-1-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/2856-2-0x0000000074910000-0x0000000074EBB000-memory.dmp

Filesize
5.7MB

Download
memory/2856-10-0x0000000074910000-0x0000000074EBB000-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