njrat | dcd9736647b75c8840d97a840ccd5d7074aaa38f48a640b15c5172378cce3825

General

Target

a25673d120384ef69c9e5837d8d04995_JaffaCakes118.exe
Size

398KB
MD5

a25673d120384ef69c9e5837d8d04995
SHA1

8f33b1fdad76d0d75fa9dd47c1cc938662950b81
SHA256

dcd9736647b75c8840d97a840ccd5d7074aaa38f48a640b15c5172378cce3825
SHA512

58b0fd3dbd3167c586ba66d885acefae4394ea7cc2bedd9dbccca76688e75038de00f450c91e62d3fc33afa58cf992b694fb4bda3a9d803afab852c10d5fabaf
SSDEEP

1536:3vZfWsbvJP/LoZ8WIfk3qprPJ1owCU1M9wtLtt/:fVWsjRjg3qpzFo

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

keep.zapto.org:1177

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
2540	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe

Executes dropped EXE 1 IoCs

pid	Process
1728	Trojan.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe
1728	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1728	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1728	2032	a25673d120384ef69c9e5837d8d04995_JaffaCakes118.exe	30
PID 2032 wrote to memory of 1728	2032	a25673d120384ef69c9e5837d8d04995_JaffaCakes118.exe	30
PID 2032 wrote to memory of 1728	2032	a25673d120384ef69c9e5837d8d04995_JaffaCakes118.exe	30
PID 1728 wrote to memory of 2540	1728	Trojan.exe	31
PID 1728 wrote to memory of 2540	1728	Trojan.exe	31
PID 1728 wrote to memory of 2540	1728	Trojan.exe	31

C:\Users\Admin\AppData\Local\Temp\a25673d120384ef69c9e5837d8d04995_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a25673d120384ef69c9e5837d8d04995_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Windows\system32\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
    PID:2540

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
398KB

MD5
a25673d120384ef69c9e5837d8d04995

SHA1
8f33b1fdad76d0d75fa9dd47c1cc938662950b81

SHA256
dcd9736647b75c8840d97a840ccd5d7074aaa38f48a640b15c5172378cce3825

SHA512
58b0fd3dbd3167c586ba66d885acefae4394ea7cc2bedd9dbccca76688e75038de00f450c91e62d3fc33afa58cf992b694fb4bda3a9d803afab852c10d5fabaf

Download Submit
memory/1728-13-0x000007FEF5260000-0x000007FEF5BFD000-memory.dmp

Filesize
9.6MB

Download
memory/1728-12-0x000007FEF5260000-0x000007FEF5BFD000-memory.dmp

Filesize
9.6MB

Download
memory/1728-15-0x000007FEF5260000-0x000007FEF5BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2032-0-0x000007FEF551E000-0x000007FEF551F000-memory.dmp

Filesize
4KB

Download
memory/2032-1-0x00000000003F0000-0x00000000003FE000-memory.dmp

Filesize
56KB

Download
memory/2032-3-0x000007FEF5260000-0x000007FEF5BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2032-5-0x000007FEF5260000-0x000007FEF5BFD000-memory.dmp

Filesize
9.6MB

Download
memory/2032-11-0x000007FEF5260000-0x000007FEF5BFD000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads