njrat | 7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
31-01-2025 18:35

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General

Target

bazaar.2020.02/Trojan.MSIL.Disfa.exe
Size

23KB
MD5

8780e4b57f1a4672aebdfdc2d31ff2cc
SHA1

a3ddc9c9341482de7216443cf43f84836a004c55
SHA256

7eac3dab8df1f347802cbb863cb525b4c00e2b6d5488b409969967bb2baac695
SHA512

dcc088dedfa83b2afca302f8b85cf9ec0e5b553481e5eb06bdf565d8621bc79b050a56188b741fce5ef1fcf5ab249c7d79b0d087fbda98b1bb6bd91262752d44
SSDEEP

384:FcqbCK0l4h7o9SVyDGvENuh46/gJkOmMSW38mRvR6JZlbw8hqIusZzZAZX:G30py6vhxaRpcnuDX

Score

10^/10

njrat hacked defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

127.0.0.1:9999

Mutex

ffccc6c65156309bb0cad3e2383f495d

Attributes

reg_key
ffccc6c65156309bb0cad3e2383f495d
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
2776	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
1684	googelline.exe

Loads dropped DLL 1 IoCs

pid	Process
2976	Trojan.MSIL.Disfa.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	googelline.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.MSIL.Disfa.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe
Token: 33	1684	googelline.exe
Token: SeIncBasePriorityPrivilege	1684	googelline.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 1684	2976	Trojan.MSIL.Disfa.exe	30
PID 2976 wrote to memory of 1684	2976	Trojan.MSIL.Disfa.exe	30
PID 2976 wrote to memory of 1684	2976	Trojan.MSIL.Disfa.exe	30
PID 2976 wrote to memory of 1684	2976	Trojan.MSIL.Disfa.exe	30
PID 1684 wrote to memory of 2776	1684	googelline.exe	31
PID 1684 wrote to memory of 2776	1684	googelline.exe	31
PID 1684 wrote to memory of 2776	1684	googelline.exe	31
PID 1684 wrote to memory of 2776	1684	googelline.exe	31

C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\Trojan.MSIL.Disfa.exe
"C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\Trojan.MSIL.Disfa.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Users\Admin\AppData\Local\Temp\googelline.exe
  "C:\Users\Admin\AppData\Local\Temp\googelline.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\googelline.exe" "googelline.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2776

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\googelline.exe

Filesize
23KB

MD5
8780e4b57f1a4672aebdfdc2d31ff2cc

SHA1
a3ddc9c9341482de7216443cf43f84836a004c55

SHA256
7eac3dab8df1f347802cbb863cb525b4c00e2b6d5488b409969967bb2baac695

SHA512
dcc088dedfa83b2afca302f8b85cf9ec0e5b553481e5eb06bdf565d8621bc79b050a56188b741fce5ef1fcf5ab249c7d79b0d087fbda98b1bb6bd91262752d44

Download Submit
memory/1684-11-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/1684-13-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/1684-12-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/1684-14-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-0-0x00000000741C1000-0x00000000741C2000-memory.dmp

Filesize
4KB

Download
memory/2976-1-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-2-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-10-0x00000000741C0000-0x000000007476B000-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