njrat | bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e

General

Target

bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe
Size

23KB
MD5

e170c80d53dfec6413f3bb13cf2505b8
SHA1

32d0c64ac85166bf71a9f24ea091f470c5b471b9
SHA256

bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e
SHA512

2926bb37d421cde19653b8b4f0e78469fc415f2d4f8b0b3072728e1a1b70d62d88dec1a2b7affa413631ae0c242ed1e4fe0ca137f5cdf0abee5fd7a07525541c
SSDEEP

384:N8aLWS0dABLYVq6RxP8MDFF09vK563gRMmJKUv0mRvR6JZlbw8hqIusZzZ0U:uXcwt3tRpcnuq

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

feacebook.us.to:4444

Mutex

09a96e8bdcc22f9e796248ee9591454a

Attributes

reg_key
09a96e8bdcc22f9e796248ee9591454a
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
2528	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\09a96e8bdcc22f9e796248ee9591454a.exe	system.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\09a96e8bdcc22f9e796248ee9591454a.exe	system.exe

Executes dropped EXE 1 IoCs

pid	Process
2052	system.exe

Loads dropped DLL 1 IoCs

pid	Process
2756	bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\09a96e8bdcc22f9e796248ee9591454a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system.exe\" .."	system.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\09a96e8bdcc22f9e796248ee9591454a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system.exe\" .."	system.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\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 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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe
Token: 33	2052	system.exe
Token: SeIncBasePriorityPrivilege	2052	system.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2052	2756	bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe	30
PID 2756 wrote to memory of 2052	2756	bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe	30
PID 2756 wrote to memory of 2052	2756	bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe	30
PID 2756 wrote to memory of 2052	2756	bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe	30
PID 2052 wrote to memory of 2528	2052	system.exe	31
PID 2052 wrote to memory of 2528	2052	system.exe	31
PID 2052 wrote to memory of 2528	2052	system.exe	31
PID 2052 wrote to memory of 2528	2052	system.exe	31

C:\Users\Admin\AppData\Local\Temp\bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe
"C:\Users\Admin\AppData\Local\Temp\bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Users\Admin\AppData\Local\Temp\system.exe
  "C:\Users\Admin\AppData\Local\Temp\system.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2052
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\system.exe" "system.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2528

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\system.exe

Filesize
23KB

MD5
e170c80d53dfec6413f3bb13cf2505b8

SHA1
32d0c64ac85166bf71a9f24ea091f470c5b471b9

SHA256
bb8065309db684a81570b42a0bb4b0b160fea37eb4117d9296fccb678ea5ec2e

SHA512
2926bb37d421cde19653b8b4f0e78469fc415f2d4f8b0b3072728e1a1b70d62d88dec1a2b7affa413631ae0c242ed1e4fe0ca137f5cdf0abee5fd7a07525541c

Download Submit
memory/2052-11-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2052-12-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2052-13-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2052-15-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2756-0-0x0000000074C01000-0x0000000074C02000-memory.dmp

Filesize
4KB

Download
memory/2756-1-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2756-2-0x0000000074C00000-0x00000000751AB000-memory.dmp

Filesize
5.7MB

Download
memory/2756-10-0x0000000074C00000-0x00000000751AB000-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