njrat | 3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668

General

Target

3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe
Size

23KB
MD5

ef3997fba7e285c97c28140e51928249
SHA1

66734f8816697b868d9dd1dafb49ad1c3a153755
SHA256

3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668
SHA512

5422450cc95c23bffd47ba84acd489ac3997ffdb3851c167fb6925ca011afa0be5d0ed0a619b095cd3ee1f52ea9d14000e864b2cd577ab301ee65714cc7c1966
SSDEEP

384:68aLWS0dABLYVq6RxP8MDFF09vK563gRMmJKUv0mRvR6JZlbw8hqIusZzZZr:9Xcwt3tRpcnu6

Score

10^/10

njrat evasion persistence 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

Processes:

netsh.exe

pid process

3576 netsh.exe

pid	process
3576	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

Processes:

3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation	3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe

Drops startup file 2 IoCs

Processes:

notepad.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\969f98392400891a1a1da27da68a2a1d.exe	notepad.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\969f98392400891a1a1da27da68a2a1d.exe	notepad.exe

Executes dropped EXE 1 IoCs

Processes:

notepad.exe

pid process

2060 notepad.exe

pid	process
2060	notepad.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

notepad.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\969f98392400891a1a1da27da68a2a1d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\notepad.exe\" .."	notepad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\969f98392400891a1a1da27da68a2a1d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\notepad.exe\" .."	notepad.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 35 IoCs

Processes:

notepad.exe

description	pid	process
Token: SeDebugPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe
Token: 33	2060	notepad.exe
Token: SeIncBasePriorityPrivilege	2060	notepad.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exenotepad.exe

description	pid	process	target process
PID 1692 wrote to memory of 2060	1692	3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe	notepad.exe
PID 1692 wrote to memory of 2060	1692	3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe	notepad.exe
PID 1692 wrote to memory of 2060	1692	3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe	notepad.exe
PID 2060 wrote to memory of 3576	2060	notepad.exe	netsh.exe
PID 2060 wrote to memory of 3576	2060	notepad.exe	netsh.exe
PID 2060 wrote to memory of 3576	2060	notepad.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe
"C:\Users\Admin\AppData\Local\Temp\3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1692

C:\Users\Admin\AppData\Local\Temp\notepad.exe
"C:\Users\Admin\AppData\Local\Temp\notepad.exe"
2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2060

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\notepad.exe" "notepad.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:3576

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

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

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
23KB

MD5
ef3997fba7e285c97c28140e51928249

SHA1
66734f8816697b868d9dd1dafb49ad1c3a153755

SHA256
3ce2612c8d59e06c0aac8e466e37efd8d07a2c4c91e5c894e44d8ec069aac668

SHA512
5422450cc95c23bffd47ba84acd489ac3997ffdb3851c167fb6925ca011afa0be5d0ed0a619b095cd3ee1f52ea9d14000e864b2cd577ab301ee65714cc7c1966

Download Submit
memory/1692-0-0x0000000075492000-0x0000000075493000-memory.dmp

Filesize
4KB

Download
memory/1692-1-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/1692-2-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/1692-12-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2060-13-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2060-15-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2060-14-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download
memory/2060-17-0x0000000075490000-0x0000000075A41000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads