njrat | 601d7e5ad699c3660d1120db7b877bf52c5a051e17ce9ed03ea115c98dcb58d6

General

Target

JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe
Size

137KB
MD5

605c1543d2219ee5954e174443cdce20
SHA1

d74e20f607cd2661864a13d5d475a4523ef045bc
SHA256

601d7e5ad699c3660d1120db7b877bf52c5a051e17ce9ed03ea115c98dcb58d6
SHA512

c5dbe582f5406e59e2e11d5af5cb0e87cf5f0c302186589f3012cfb3c0c986a3604f7c9c1d6efefdd01cc546a94c0aa2182b0eb505f005ff784af191e3ab8835
SSDEEP

1536:jD71IPkpZKhG29jty+ISwsKqZGpPa+2b6G3u3h9XxeIkQfpX6085W/LofsPCEeCB:j9IPsQA29pISws6y+fjwQfpqOHPrB

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

iraqa6536.no-ip.org:1257

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

Signatures

Njrat family
njrat
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
2736	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2708	Trojan.exe

Loads dropped DLL 1 IoCs

pid	Process
2432	JaffaCakes118_605c1543d2219ee5954e174443cdce20.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe
2708	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2708	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 2708	2432	JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe	31
PID 2432 wrote to memory of 2708	2432	JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe	31
PID 2432 wrote to memory of 2708	2432	JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe	31
PID 2432 wrote to memory of 2708	2432	JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe	31
PID 2708 wrote to memory of 2736	2708	Trojan.exe	32
PID 2708 wrote to memory of 2736	2708	Trojan.exe	32
PID 2708 wrote to memory of 2736	2708	Trojan.exe	32
PID 2708 wrote to memory of 2736	2708	Trojan.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_605c1543d2219ee5954e174443cdce20.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2736

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

\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
137KB

MD5
605c1543d2219ee5954e174443cdce20

SHA1
d74e20f607cd2661864a13d5d475a4523ef045bc

SHA256
601d7e5ad699c3660d1120db7b877bf52c5a051e17ce9ed03ea115c98dcb58d6

SHA512
c5dbe582f5406e59e2e11d5af5cb0e87cf5f0c302186589f3012cfb3c0c986a3604f7c9c1d6efefdd01cc546a94c0aa2182b0eb505f005ff784af191e3ab8835

Download Submit
memory/2432-0-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/2432-1-0x0000000000080000-0x00000000000AA000-memory.dmp

Filesize
168KB

Download
memory/2432-2-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/2432-3-0x00000000003B0000-0x00000000003BC000-memory.dmp

Filesize
48KB

Download
memory/2432-4-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2432-13-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-12-0x0000000000B50000-0x0000000000B7A000-memory.dmp

Filesize
168KB

Download
memory/2708-14-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-15-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-16-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2708-17-0x0000000074610000-0x0000000074CFE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads