njrat | f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4

General

Target

f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe
Size

23KB
MD5

2561dc1287489e9ef913effe52a90a69
SHA1

74b6c4e170ac9c6a4a7dba11d8aff3fa5508108f
SHA256

f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4
SHA512

3fc6b890b152bfad5845484534bab666a88f40777b8847fc41ff2d66c35ade10a9972858baf5e17b8d6eecf1a31301dbcb1b2eb8f3461ad2d50e416f47be2f90
SSDEEP

384:dY324bcgPiJLQrfARGSRUJsbY6vgvSMBD3t8mRvR6JZlbw8hqIusZzZLq:SL2s+tRARpcnu1

Score

10^/10

njrat defense_evasion discovery persistence privilege_escalation trojan

Malware Config

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
3648	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-1-5-21-4003209913-3868522715-854928974-1000\Control Panel\International\Geo\Nation	f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe

Executes dropped EXE 1 IoCs

pid	Process
2988	rahim.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-1-5-21-4003209913-3868522715-854928974-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bc2d64ebe0c37ce9e59fdd444e0c5b47 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\rahim.exe\" .."	rahim.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\bc2d64ebe0c37ce9e59fdd444e0c5b47 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\rahim.exe\" .."	rahim.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	f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rahim.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe
Token: 33	2988	rahim.exe
Token: SeIncBasePriorityPrivilege	2988	rahim.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2988	2984	f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe	95
PID 2984 wrote to memory of 2988	2984	f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe	95
PID 2984 wrote to memory of 2988	2984	f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe	95
PID 2988 wrote to memory of 3648	2988	rahim.exe	98
PID 2988 wrote to memory of 3648	2988	rahim.exe	98
PID 2988 wrote to memory of 3648	2988	rahim.exe	98

C:\Users\Admin\AppData\Local\Temp\f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe
"C:\Users\Admin\AppData\Local\Temp\f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Users\Admin\AppData\Local\Temp\rahim.exe
  "C:\Users\Admin\AppData\Local\Temp\rahim.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2988
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\rahim.exe" "rahim.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:3648

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

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\rahim.exe

Filesize
23KB

MD5
2561dc1287489e9ef913effe52a90a69

SHA1
74b6c4e170ac9c6a4a7dba11d8aff3fa5508108f

SHA256
f78d7407022b70ca8daf13b801a37befd4a3d1d9c42ace0852f7af04f3daf9f4

SHA512
3fc6b890b152bfad5845484534bab666a88f40777b8847fc41ff2d66c35ade10a9972858baf5e17b8d6eecf1a31301dbcb1b2eb8f3461ad2d50e416f47be2f90

Download Submit
memory/2984-0-0x0000000074DA2000-0x0000000074DA3000-memory.dmp

Filesize
4KB

Download
memory/2984-1-0x0000000074DA0000-0x0000000075351000-memory.dmp

Filesize
5.7MB

Download
memory/2984-2-0x0000000074DA0000-0x0000000075351000-memory.dmp

Filesize
5.7MB

Download
memory/2984-12-0x0000000074DA0000-0x0000000075351000-memory.dmp

Filesize
5.7MB

Download
memory/2988-13-0x0000000074DA0000-0x0000000075351000-memory.dmp

Filesize
5.7MB

Download
memory/2988-14-0x0000000074DA0000-0x0000000075351000-memory.dmp

Filesize
5.7MB

Download
memory/2988-15-0x0000000074DA0000-0x0000000075351000-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