njrat | fe961315a1016baff3ae29fea9a134a03f83ba420950feae0af5fdac69d9d7e6

General

Target

dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe
Size

29KB
MD5

dfe2d5875430a2be8770c107cb498c5a
SHA1

192dc77cc380a325fa69a174fbfea3a22098b7ff
SHA256

fe961315a1016baff3ae29fea9a134a03f83ba420950feae0af5fdac69d9d7e6
SHA512

9d99fbeb27d8be43b6b99bd96daaa7743934d2ea576cdff02706df4c3abfa4e06b82022eeb2634ae4f3ea858ada2222ede0898ff388695a3cc1d7f3e24af6655
SSDEEP

384:NDos5l7l7EMrof6oyr/5NxrimmqDWD4IePUGBsbh0w4wlAokw9OhgOL1vYRGOZzI:N77GMroynbprsq04IePBKh0p29SgRnw

Score

10^/10

njrat facebook discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

facebook

C2

hakrbatna.hopto.org:1177

Mutex

55b3825ee39ada2fcddf7c7accbde69e

Attributes

reg_key
55b3825ee39ada2fcddf7c7accbde69e
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
2332	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\55b3825ee39ada2fcddf7c7accbde69e.exe	Windows.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\55b3825ee39ada2fcddf7c7accbde69e.exe	Windows.exe

Executes dropped EXE 1 IoCs

pid	Process
2372	Windows.exe

Loads dropped DLL 1 IoCs

pid	Process
2528	dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\55b3825ee39ada2fcddf7c7accbde69e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Windows.exe\" .."	Windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\55b3825ee39ada2fcddf7c7accbde69e = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Windows.exe\" .."	Windows.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	Windows.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 39 IoCs

pid	Process
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe
2372	Windows.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2372	Windows.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2372	2528	dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe	30
PID 2528 wrote to memory of 2372	2528	dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe	30
PID 2528 wrote to memory of 2372	2528	dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe	30
PID 2528 wrote to memory of 2372	2528	dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe	30
PID 2372 wrote to memory of 2332	2372	Windows.exe	31
PID 2372 wrote to memory of 2332	2372	Windows.exe	31
PID 2372 wrote to memory of 2332	2372	Windows.exe	31
PID 2372 wrote to memory of 2332	2372	Windows.exe	31

C:\Users\Admin\AppData\Local\Temp\dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dfe2d5875430a2be8770c107cb498c5a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Users\Admin\AppData\Local\Temp\Windows.exe
  "C:\Users\Admin\AppData\Local\Temp\Windows.exe"
  2⤵
  - Drops startup file
  - 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:2372
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Windows.exe" "Windows.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2332

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\Windows.exe

Filesize
29KB

MD5
dfe2d5875430a2be8770c107cb498c5a

SHA1
192dc77cc380a325fa69a174fbfea3a22098b7ff

SHA256
fe961315a1016baff3ae29fea9a134a03f83ba420950feae0af5fdac69d9d7e6

SHA512
9d99fbeb27d8be43b6b99bd96daaa7743934d2ea576cdff02706df4c3abfa4e06b82022eeb2634ae4f3ea858ada2222ede0898ff388695a3cc1d7f3e24af6655

Download Submit
memory/2372-11-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2372-12-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2372-13-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2372-15-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2528-0-0x00000000744B1000-0x00000000744B2000-memory.dmp

Filesize
4KB

Download
memory/2528-1-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2528-2-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2528-10-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads