njrat | 6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d

General

Target

6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d.exe
Size

30KB
MD5

19de48e4e81f875006c35199f29f0f11
SHA1

9c49296219e43eb7ee1cbe278b3eb57939b15b59
SHA256

6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d
SHA512

57555951d496e1e8fbd9e6ae0f7b76630a2d61d665ce19da1a89c330d4cc3fea7bbd9f91f88e38eb93e62a6b11f221844873f6d0af751f940fff9aecad487a7b
SSDEEP

768:ZWN1SPXImFO2n8dPiXVBTX6Cjs2x3i7jMCP8/qg/vE1M:ZW7jmFZ8dPkfTK5286/qg/v2M

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

meroelbob213.ddns.net:1177

Mutex

200f5d46ed258f031642c1880205412e

Attributes

reg_key
200f5d46ed258f031642c1880205412e
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
2800	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2404	server.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\200f5d46ed258f031642c1880205412e = "\"C:\\Users\\Admin\\AppData\\Roaming\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\200f5d46ed258f031642c1880205412e = "\"C:\\Users\\Admin\\AppData\\Roaming\\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 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	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe
Token: 33	2404	server.exe
Token: SeIncBasePriorityPrivilege	2404	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2404	2244	6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d.exe	31
PID 2244 wrote to memory of 2404	2244	6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d.exe	31
PID 2244 wrote to memory of 2404	2244	6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d.exe	31
PID 2404 wrote to memory of 2800	2404	server.exe	32
PID 2404 wrote to memory of 2800	2404	server.exe	32
PID 2404 wrote to memory of 2800	2404	server.exe	32

C:\Users\Admin\AppData\Local\Temp\6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d.exe
"C:\Users\Admin\AppData\Local\Temp\6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Roaming\server.exe
  "C:\Users\Admin\AppData\Roaming\server.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2404
- - C:\Windows\system32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:2800

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\server.exe

Filesize
30KB

MD5
19de48e4e81f875006c35199f29f0f11

SHA1
9c49296219e43eb7ee1cbe278b3eb57939b15b59

SHA256
6bff62f418c98855248ac7e0c87bbd892a7ad17aa03676804196daf31dd04f6d

SHA512
57555951d496e1e8fbd9e6ae0f7b76630a2d61d665ce19da1a89c330d4cc3fea7bbd9f91f88e38eb93e62a6b11f221844873f6d0af751f940fff9aecad487a7b

Download Submit
memory/2244-4-0x00000000003F0000-0x00000000003FC000-memory.dmp

Filesize
48KB

Download
memory/2244-2-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/2244-0-0x000007FEF55B3000-0x000007FEF55B4000-memory.dmp

Filesize
4KB

Download
memory/2244-3-0x00000000003E0000-0x00000000003E8000-memory.dmp

Filesize
32KB

Download
memory/2244-5-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

Filesize
9.9MB

Download
memory/2244-1-0x0000000000CF0000-0x0000000000CFE000-memory.dmp

Filesize
56KB

Download
memory/2244-14-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

Filesize
9.9MB

Download
memory/2404-12-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

Filesize
9.9MB

Download
memory/2404-11-0x0000000000BD0000-0x0000000000BDE000-memory.dmp

Filesize
56KB

Download
memory/2404-13-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

Filesize
9.9MB

Download
memory/2404-15-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

Filesize
9.9MB

Download
memory/2404-16-0x000007FEF55B0000-0x000007FEF5F9C000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads