njrat | b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886

General

Target

b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Size

524KB
MD5

e19a457d27cf5a4fc46c013f5f35ae40
SHA1

1683c3ac27076dabcd41fcc69d4ee9c00c5b5ef2
SHA256

b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886
SHA512

b6ddbd1b1e9bb3c430593da4da3fc77c553bf2b8f8e188a88f11389f2192268f1ed9007a95d81095a29be7d68e0f9081de13f1e17fa13f2edb5307ec466c3448
SSDEEP

12288:irOj+Ri3AgFdNfsuqW8BDSkiqD7hWw+OwZkR:UQ3AgFsuqBXDPh

Score

10^/10

njrat hacked discovery execution trojan

Malware Config

Extracted

Family

njrat

Version

v4.0

Botnet

HacKed

C2

103.186.117.182:7788

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2708	powershell.exe
2764	powershell.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2340 set thread context of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2636	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
2764	powershell.exe
2708	powershell.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

description	pid	Process
Token: SeDebugPrivilege	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeDebugPrivilege	2764	powershell.exe
Token: SeDebugPrivilege	2708	powershell.exe
Token: SeDebugPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: 33	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
Token: SeIncBasePriorityPrivilege	2676	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2708	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	31
PID 2340 wrote to memory of 2708	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	31
PID 2340 wrote to memory of 2708	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	31
PID 2340 wrote to memory of 2708	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	31
PID 2340 wrote to memory of 2764	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	33
PID 2340 wrote to memory of 2764	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	33
PID 2340 wrote to memory of 2764	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	33
PID 2340 wrote to memory of 2764	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	33
PID 2340 wrote to memory of 2636	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	35
PID 2340 wrote to memory of 2636	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	35
PID 2340 wrote to memory of 2636	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	35
PID 2340 wrote to memory of 2636	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	35
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37
PID 2340 wrote to memory of 2676	2340	b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe	37

C:\Users\Admin\AppData\Local\Temp\b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
"C:\Users\Admin\AppData\Local\Temp\b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2708
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GhImdAUxyGDCFQ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2764
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GhImdAUxyGDCFQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEDE8.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2636
- C:\Users\Admin\AppData\Local\Temp\b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe
  "C:\Users\Admin\AppData\Local\Temp\b1d263d591940c834ef1db52e6927c26c6666a5ec57bb73d083244438195c886N.exe"
  2⤵
  - Drops startup file
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2676

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEDE8.tmp

Filesize
1KB

MD5
66fe09b3f8893e093398b4f3f2bbb9ff

SHA1
6a6cd8262b050b21f02de66e57096e63c12d4f27

SHA256
b739a619404c061325b13d71a3703e00cd463ea3c4a67777c2c2649433f59489

SHA512
6f92d5d22822910e5a6b8a3cd623e4d9f9608022af03d2a8a80462e0fc10fe791b793ff9b9adef8fa22047d2af444009c645d8a5937551b16b22ce1c6abc9701

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
a09fc248312be65ca83544a4a8df2ad4

SHA1
ce87e830ef50e99dabe351d229b5867c22892377

SHA256
2b70f4b54a76eae33385338d189e0c42b39ba2651286437ea3f95d4d21e11997

SHA512
0c4b629a4a10c0f8d3b3458a3edcca64c2cc87dd33f342d234f841180d858345a0aeb8610505311032feef6eecc1b928719c224717b4eb111b98071ea90d7e02

Download Submit
memory/2340-4-0x0000000000570000-0x0000000000582000-memory.dmp

Filesize
72KB

Download
memory/2340-31-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-0-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

Filesize
4KB

Download
memory/2340-5-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-6-0x0000000004DC0000-0x0000000004E12000-memory.dmp

Filesize
328KB

Download
memory/2340-2-0x0000000073ED0000-0x00000000745BE000-memory.dmp

Filesize
6.9MB

Download
memory/2340-1-0x0000000000850000-0x00000000008D4000-memory.dmp

Filesize
528KB

Download
memory/2340-3-0x0000000073EDE000-0x0000000073EDF000-memory.dmp

Filesize
4KB

Download
memory/2676-19-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-25-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-23-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-28-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2676-30-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-29-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2676-21-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads