njrat | 3b6cbf53c43d94345e527abf8d350865275b4218d97c9c020be8ee332e6b8d39

General

Target

JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe
Size

363KB
MD5

458b3198a1d496e4e797b54a6a4d9430
SHA1

a2d31ef96b92347a5f279d0aceb123f0cae3c1bc
SHA256

3b6cbf53c43d94345e527abf8d350865275b4218d97c9c020be8ee332e6b8d39
SHA512

4fed07572a24c89e31dc9e879d20573aa64566fc9305b9a1a37c25b070dbde8d1c8882ab7057ad0febb50b14b7da939d31c3e40e71dfb09864fa996555f37637
SSDEEP

6144:nlheliWR+TKe7HfyA2kRUMIeY3ti+W+8f33Qq2:nfeA7H3VUMIeY3tHWVfR

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

hackermh123.no-ip.biz: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
2028	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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe

Executes dropped EXE 1 IoCs

pid	Process
4052	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-1-5-21-3442511616-637977696-3186306149-1000\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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Microsoft.NET\Framework64\v2.0.50727\config\security.config.cch.new	JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe
File created	C:\Windows\Microsoft.NET\Framework64\v2.0.50727\config\enterprisesec.config.cch.new	JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.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 45 IoCs

pid	Process
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe
4052	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4052	Trojan.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 4052	3048	JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe	83
PID 3048 wrote to memory of 4052	3048	JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe	83
PID 4052 wrote to memory of 2028	4052	Trojan.exe	84
PID 4052 wrote to memory of 2028	4052	Trojan.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_458b3198a1d496e4e797b54a6a4d9430.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3048
- 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
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4052
- - 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:2028

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
363KB

MD5
458b3198a1d496e4e797b54a6a4d9430

SHA1
a2d31ef96b92347a5f279d0aceb123f0cae3c1bc

SHA256
3b6cbf53c43d94345e527abf8d350865275b4218d97c9c020be8ee332e6b8d39

SHA512
4fed07572a24c89e31dc9e879d20573aa64566fc9305b9a1a37c25b070dbde8d1c8882ab7057ad0febb50b14b7da939d31c3e40e71dfb09864fa996555f37637

Download Submit
memory/3048-6-0x000000001B5A0000-0x000000001B646000-memory.dmp

Filesize
664KB

Download
memory/3048-26-0x00007FFDD3620000-0x00007FFDD3FC1000-memory.dmp

Filesize
9.6MB

Download
memory/3048-3-0x000000001C450000-0x000000001C91E000-memory.dmp

Filesize
4.8MB

Download
memory/3048-4-0x0000000000D10000-0x0000000000D1C000-memory.dmp

Filesize
48KB

Download
memory/3048-5-0x0000000000D30000-0x0000000000D3E000-memory.dmp

Filesize
56KB

Download
memory/3048-0-0x00007FFDD38D5000-0x00007FFDD38D6000-memory.dmp

Filesize
4KB

Download
memory/3048-1-0x00007FFDD3620000-0x00007FFDD3FC1000-memory.dmp

Filesize
9.6MB

Download
memory/3048-2-0x00007FFDD3620000-0x00007FFDD3FC1000-memory.dmp

Filesize
9.6MB

Download
memory/4052-22-0x00007FFDD3620000-0x00007FFDD3FC1000-memory.dmp

Filesize
9.6MB

Download
memory/4052-23-0x00007FFDD3620000-0x00007FFDD3FC1000-memory.dmp

Filesize
9.6MB

Download
memory/4052-21-0x00007FFDD3620000-0x00007FFDD3FC1000-memory.dmp

Filesize
9.6MB

Download
memory/4052-27-0x000000001C300000-0x000000001C39C000-memory.dmp

Filesize
624KB

Download
memory/4052-28-0x0000000001570000-0x0000000001578000-memory.dmp

Filesize
32KB

Download
memory/4052-29-0x00007FFDD3620000-0x00007FFDD3FC1000-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