njrat | fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85

General

Target

fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85N.exe
Size

91KB
MD5

b09ed6322bee0242f5de4a0d9da2d5e0
SHA1

383bee79302fec471619d70cf306e2df2d994159
SHA256

fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85
SHA512

8e3d1067372d0c29f8213fe5e91796db4150a20c70aed5f46afb0bca532ae8733780eedeb7ba99365277bc8d3f5fae0d5e09fbcd95713562fca4d5553166786f
SSDEEP

1536:qCSCJ+9eb0YjoP3Dis+5m+8Di3e0Pc1WrMrsG6H:qCSCkowiNWHAG0

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:5552

Mutex

aa0406053b481a57ef3e1e69d5f1d2a6

Attributes

reg_key
aa0406053b481a57ef3e1e69d5f1d2a6
splitter
|'|'|

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
1376	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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85N.exe

Executes dropped EXE 1 IoCs

pid	Process
1308	Pc Manager.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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aa0406053b481a57ef3e1e69d5f1d2a6 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Pc Manager.exe\" .."	Pc Manager.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\aa0406053b481a57ef3e1e69d5f1d2a6 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Pc Manager.exe\" .."	Pc Manager.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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe
Token: 33	1308	Pc Manager.exe
Token: SeIncBasePriorityPrivilege	1308	Pc Manager.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4728 wrote to memory of 1308	4728	fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85N.exe	86
PID 4728 wrote to memory of 1308	4728	fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85N.exe	86
PID 1308 wrote to memory of 1376	1308	Pc Manager.exe	87
PID 1308 wrote to memory of 1376	1308	Pc Manager.exe	87

C:\Users\Admin\AppData\Local\Temp\fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85N.exe
"C:\Users\Admin\AppData\Local\Temp\fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85N.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4728
- C:\Users\Admin\AppData\Local\Temp\Pc Manager.exe
  "C:\Users\Admin\AppData\Local\Temp\Pc Manager.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\SYSTEM32\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Pc Manager.exe" "Pc Manager.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    PID:1376

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Pc Manager.exe

Filesize
91KB

MD5
b09ed6322bee0242f5de4a0d9da2d5e0

SHA1
383bee79302fec471619d70cf306e2df2d994159

SHA256
fb84674177c884e1c023b804663a3584746f8767e14543f1d6902de43bf96c85

SHA512
8e3d1067372d0c29f8213fe5e91796db4150a20c70aed5f46afb0bca532ae8733780eedeb7ba99365277bc8d3f5fae0d5e09fbcd95713562fca4d5553166786f

Download Submit
memory/1308-24-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-33-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-32-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-31-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-30-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-29-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-28-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-27-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/1308-26-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/4728-7-0x000000001C310000-0x000000001C35C000-memory.dmp

Filesize
304KB

Download
memory/4728-23-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/4728-25-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/4728-21-0x00007FF897765000-0x00007FF897766000-memory.dmp

Filesize
4KB

Download
memory/4728-8-0x000000001C2D0000-0x000000001C2DC000-memory.dmp

Filesize
48KB

Download
memory/4728-9-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/4728-0-0x00007FF897765000-0x00007FF897766000-memory.dmp

Filesize
4KB

Download
memory/4728-4-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download
memory/4728-1-0x000000001B670000-0x000000001B716000-memory.dmp

Filesize
664KB

Download
memory/4728-6-0x0000000000F30000-0x0000000000F38000-memory.dmp

Filesize
32KB

Download
memory/4728-5-0x000000001C1B0000-0x000000001C24C000-memory.dmp

Filesize
624KB

Download
memory/4728-3-0x000000001BC00000-0x000000001C0CE000-memory.dmp

Filesize
4.8MB

Download
memory/4728-2-0x00007FF8974B0000-0x00007FF897E51000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads