njrat | 96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63

General

Target

96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe
Size

22KB
MD5

ed4ce0f471e4e08f00df8b0ba0e2ff9d
SHA1

fe48b3a5185edccca8203f626292a944fa614358
SHA256

96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63
SHA512

c76c1b2da103b0cea271a778600ab9da6d9abfe11b7e7f46beadb6e2ab6a3e612a8fbfe2f389b0d75f0e59bd9d5437a55b28a98bc0bc4e4df1a7822fba5a2d37
SSDEEP

384:uMK6b2GZsx/Yr1+liORH1kcPFQ6Lg9gSOYRr9mRvR6JZlbw8hqIusZzZv/:Zb9glF51LRpcnuE

Score

10^/10

njrat discovery evasion persistence privilege_escalation trojan

Malware Config

Signatures

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
2004	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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\65271d5e85054f67d5a5285b8baa1fd0.exe	chrome.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\65271d5e85054f67d5a5285b8baa1fd0.exe	chrome.exe

Executes dropped EXE 1 IoCs

pid	Process
3268	chrome.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	96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chrome.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe
Token: 33	3268	chrome.exe
Token: SeIncBasePriorityPrivilege	3268	chrome.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 3268	2928	96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe	82
PID 2928 wrote to memory of 3268	2928	96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe	82
PID 2928 wrote to memory of 3268	2928	96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe	82
PID 3268 wrote to memory of 2004	3268	chrome.exe	88
PID 3268 wrote to memory of 2004	3268	chrome.exe	88
PID 3268 wrote to memory of 2004	3268	chrome.exe	88

C:\Users\Admin\AppData\Local\Temp\96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe
"C:\Users\Admin\AppData\Local\Temp\96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2928
- C:\Users\Admin\AppData\Local\Temp\chrome.exe
  "C:\Users\Admin\AppData\Local\Temp\chrome.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3268
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
22KB

MD5
ed4ce0f471e4e08f00df8b0ba0e2ff9d

SHA1
fe48b3a5185edccca8203f626292a944fa614358

SHA256
96bf799fbafcbc9e851fe8d3b10b292c4eabe9bfc9d208e99974b1b55d335c63

SHA512
c76c1b2da103b0cea271a778600ab9da6d9abfe11b7e7f46beadb6e2ab6a3e612a8fbfe2f389b0d75f0e59bd9d5437a55b28a98bc0bc4e4df1a7822fba5a2d37

Download Submit
memory/2928-0-0x00000000751C2000-0x00000000751C3000-memory.dmp

Filesize
4KB

Download
memory/2928-1-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/2928-2-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/2928-12-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/3268-13-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/3268-14-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/3268-16-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download
memory/3268-17-0x00000000751C0000-0x0000000075771000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads