njrat | 72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871e

General

Target

72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe
Size

147KB
MD5

1329074335e7673c335b55307160b540
SHA1

305887c7084f3eb1265572197995fc113933bebf
SHA256

72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871e
SHA512

389401f31b874cd8a7551ef2792bf815c671d3e188ab9fb1d1da4d194c81a67cf4eee0628d9bfe70773b20a3b12c8cc217e6d352c8c7012cfc14d80613a47e20
SSDEEP

3072:6JKZELQCN1KF70SIkz/KBA9Je4aCKawKxMxg:xZELQE8x7blJeW

Score

10^/10

njrat vitima discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Vitima

C2

ships-masters.gl.at.ply.gg:40082

Mutex

739d41ef9bf873b370722b6e1a2e3b6a

Attributes

reg_key
739d41ef9bf873b370722b6e1a2e3b6a
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
2508	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\739d41ef9bf873b370722b6e1a2e3b6a.exe	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\739d41ef9bf873b370722b6e1a2e3b6a.exe	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1680	svchost.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\739d41ef9bf873b370722b6e1a2e3b6a = "\"C:\\Windows\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\739d41ef9bf873b370722b6e1a2e3b6a = "\"C:\\Windows\\svchost.exe\" .."	svchost.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.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\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 27 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe
Token: 33	1680	svchost.exe
Token: SeIncBasePriorityPrivilege	1680	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 1680	1792	72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe	30
PID 1792 wrote to memory of 1680	1792	72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe	30
PID 1792 wrote to memory of 1680	1792	72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe	30
PID 1792 wrote to memory of 1680	1792	72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe	30
PID 1680 wrote to memory of 2508	1680	svchost.exe	31
PID 1680 wrote to memory of 2508	1680	svchost.exe	31
PID 1680 wrote to memory of 2508	1680	svchost.exe	31
PID 1680 wrote to memory of 2508	1680	svchost.exe	31

C:\Users\Admin\AppData\Local\Temp\72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe
"C:\Users\Admin\AppData\Local\Temp\72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871eN.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\svchost.exe
  "C:\Windows\svchost.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Windows\svchost.exe" "svchost.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2508

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 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:\Windows\svchost.exe

Filesize
147KB

MD5
1329074335e7673c335b55307160b540

SHA1
305887c7084f3eb1265572197995fc113933bebf

SHA256
72d89246f37eedad3ae223158db9036a105afe24422537a6a5cb0c8bd524871e

SHA512
389401f31b874cd8a7551ef2792bf815c671d3e188ab9fb1d1da4d194c81a67cf4eee0628d9bfe70773b20a3b12c8cc217e6d352c8c7012cfc14d80613a47e20

Download Submit
memory/1680-9-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/1680-10-0x0000000000F60000-0x0000000000F8C000-memory.dmp

Filesize
176KB

Download
memory/1680-12-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/1680-13-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

Filesize
4KB

Download
memory/1680-14-0x0000000073D00000-0x00000000743EE000-memory.dmp

Filesize
6.9MB

Download
memory/1792-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

Filesize
4KB

Download
memory/1792-1-0x0000000000C40000-0x0000000000C6C000-memory.dmp

Filesize
176KB

Download
memory/1792-2-0x00000000004E0000-0x00000000004EC000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads