njrat | 2d9a00c61807ea0eb013feda7d2f7d95e5248bbf8e433c83a18e4ecec0a3e1f1

General

Target

d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe
Size

153KB
MD5

d211887dcc729a782b236236c69ccd81
SHA1

b6726f66a09b60e18f621423bb04c7cce0590968
SHA256

2d9a00c61807ea0eb013feda7d2f7d95e5248bbf8e433c83a18e4ecec0a3e1f1
SHA512

fac76c52a18d89594e278d58cf5529d95f62e2c8150d0bcbac45f67aa48a939524803e75a12c92ed245e0563da575504836b07ca4e2e1976a9cf4dc49a0079bb
SSDEEP

3072:IEhO2XTwJUAf3b1NRI4Qo8sw3W9WXiaQ6LhE2hcii8B+XLm2j:N82k/I68UjavXfi8BU

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

vanto1o1m000.hopto.org:5552

Mutex

a9cf687f880c397b4c0251aa6523248c

Attributes

reg_key
a9cf687f880c397b4c0251aa6523248c
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
1776	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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2480	server.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-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\a9cf687f880c397b4c0251aa6523248c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\a9cf687f880c397b4c0251aa6523248c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.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 queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	server.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe
Token: 33	2480	server.exe
Token: SeIncBasePriorityPrivilege	2480	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1896 wrote to memory of 2480	1896	d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe	90
PID 1896 wrote to memory of 2480	1896	d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe	90
PID 1896 wrote to memory of 2480	1896	d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe	90
PID 2480 wrote to memory of 1776	2480	server.exe	94
PID 2480 wrote to memory of 1776	2480	server.exe	94
PID 2480 wrote to memory of 1776	2480	server.exe	94

C:\Users\Admin\AppData\Local\Temp\d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d211887dcc729a782b236236c69ccd81_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Users\Admin\AppData\Local\Temp\server.exe
  "C:\Users\Admin\AppData\Local\Temp\server.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:2480
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:1776

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

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Downloads

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

Filesize
153KB

MD5
d211887dcc729a782b236236c69ccd81

SHA1
b6726f66a09b60e18f621423bb04c7cce0590968

SHA256
2d9a00c61807ea0eb013feda7d2f7d95e5248bbf8e433c83a18e4ecec0a3e1f1

SHA512
fac76c52a18d89594e278d58cf5529d95f62e2c8150d0bcbac45f67aa48a939524803e75a12c92ed245e0563da575504836b07ca4e2e1976a9cf4dc49a0079bb

Download Submit
memory/1896-8-0x0000000007940000-0x000000000795C000-memory.dmp

Filesize
112KB

Download
memory/1896-9-0x0000000005290000-0x000000000529C000-memory.dmp

Filesize
48KB

Download
memory/1896-3-0x0000000004E80000-0x0000000004F12000-memory.dmp

Filesize
584KB

Download
memory/1896-4-0x0000000004F20000-0x0000000004FBC000-memory.dmp

Filesize
624KB

Download
memory/1896-5-0x0000000004E00000-0x0000000004E0A000-memory.dmp

Filesize
40KB

Download
memory/1896-6-0x0000000005150000-0x00000000051A6000-memory.dmp

Filesize
344KB

Download
memory/1896-2-0x0000000005430000-0x00000000059D4000-memory.dmp

Filesize
5.6MB

Download
memory/1896-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

Filesize
4KB

Download
memory/1896-7-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/1896-1-0x0000000000420000-0x000000000044C000-memory.dmp

Filesize
176KB

Download
memory/1896-22-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/2480-23-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/2480-24-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/2480-25-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download
memory/2480-26-0x00000000748A0000-0x0000000075050000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads