njrat | d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603

General

Target

d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Size

23KB
MD5

17b70e5760d1cd01cdf136d0e4ef41d0
SHA1

c000eae79731c8c0a44332a15c0e019b6a98c0c1
SHA256

d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603
SHA512

fcf229adc35f1cabba02d961b280391e1a5e1e05fcc2f422b76a40642e0a6b142b47a116bc524ade30391042a232bf02fec90c7ce6fa938ab8f30fd8281305cd
SSDEEP

384:MMK6b2GZsx/Yr1+liORH1kcPFQ6Lg9gSOYRr9mRvR6JZlbw8hqIusZzZL6:fb9glF51LRpcnuF

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
2236	netsh.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\ef4b9e3dcbc63f1d8507fa3bc932f5d9 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe\" .."	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ef4b9e3dcbc63f1d8507fa3bc932f5d9 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe\" .."	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe

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 2 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	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 29 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: 33	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
Token: SeIncBasePriorityPrivilege	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 2236	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe	31
PID 1636 wrote to memory of 2236	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe	31
PID 1636 wrote to memory of 2236	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe	31
PID 1636 wrote to memory of 2236	1636	d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe	31

C:\Users\Admin\AppData\Local\Temp\d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe
"C:\Users\Admin\AppData\Local\Temp\d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\netsh.exe
  netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe" "d23bff11e9aa5f743e7a0063b86b2b9a59a6dc56760eb37498a2df3386150603N.exe" ENABLE
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:2236

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1636-0-0x0000000074F01000-0x0000000074F02000-memory.dmp

Filesize
4KB

Download
memory/1636-1-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-2-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-3-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download
memory/1636-4-0x0000000074F00000-0x00000000754AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads