njrat | 9dcf50d314d9541efbfd3b519fe5bc619478d8fcd116ab21ada07c4da2786088

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-10-2024 22:40

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General

Target

372af030e33e6326192782579c0160dc_JaffaCakes118.exe
Size

69KB
MD5

372af030e33e6326192782579c0160dc
SHA1

44059731a3fa1e990698fa09935cfa7ab79dca49
SHA256

9dcf50d314d9541efbfd3b519fe5bc619478d8fcd116ab21ada07c4da2786088
SHA512

cd0aa59c889e9a8933ffda4a33bdf175c318a0c1c3258c88d83a77e2356c06cb5cc7dac7bce03459376a213620caee587061a38e406efe57d520c503ee2d6b8f
SSDEEP

1536:cWD1ciNrSVTR1cQHUeq/6YThUoUyPspdA4GSuw1+:vD+JR1cQ0eqCYThU5yPedv+

Score

10^/10

njrat @ hacking by dr west @discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

@ HaCkInG By Dr WeSt @

w187.ddns.net:2020

Mutex

4ef9538b5a577a1bd3c1a578ea50c133

Attributes

reg_key
4ef9538b5a577a1bd3c1a578ea50c133
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
2580	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4ef9538b5a577a1bd3c1a578ea50c133.exe	Windows Audio Device Graph Isolation .exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4ef9538b5a577a1bd3c1a578ea50c133.exe	Windows Audio Device Graph Isolation .exe

Executes dropped EXE 2 IoCs

pid	Process
2744	[Mr.Abu Hani].exe
2224	Windows Audio Device Graph Isolation .exe

Loads dropped DLL 4 IoCs

pid	Process
3048	372af030e33e6326192782579c0160dc_JaffaCakes118.exe
3048	372af030e33e6326192782579c0160dc_JaffaCakes118.exe
2744	[Mr.Abu Hani].exe
2744	[Mr.Abu Hani].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 4 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	[Mr.Abu Hani].exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Windows Audio Device Graph Isolation .exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	372af030e33e6326192782579c0160dc_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe
Token: 33	2224	Windows Audio Device Graph Isolation .exe
Token: SeIncBasePriorityPrivilege	2224	Windows Audio Device Graph Isolation .exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2744	3048	372af030e33e6326192782579c0160dc_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2744	3048	372af030e33e6326192782579c0160dc_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2744	3048	372af030e33e6326192782579c0160dc_JaffaCakes118.exe	30
PID 3048 wrote to memory of 2744	3048	372af030e33e6326192782579c0160dc_JaffaCakes118.exe	30
PID 2744 wrote to memory of 2224	2744	[Mr.Abu Hani].exe	31
PID 2744 wrote to memory of 2224	2744	[Mr.Abu Hani].exe	31
PID 2744 wrote to memory of 2224	2744	[Mr.Abu Hani].exe	31
PID 2744 wrote to memory of 2224	2744	[Mr.Abu Hani].exe	31
PID 2224 wrote to memory of 2580	2224	Windows Audio Device Graph Isolation .exe	32
PID 2224 wrote to memory of 2580	2224	Windows Audio Device Graph Isolation .exe	32
PID 2224 wrote to memory of 2580	2224	Windows Audio Device Graph Isolation .exe	32
PID 2224 wrote to memory of 2580	2224	Windows Audio Device Graph Isolation .exe	32

C:\Users\Admin\AppData\Local\Temp\372af030e33e6326192782579c0160dc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\372af030e33e6326192782579c0160dc_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exe
  "C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2744
- - C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exe
    "C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2224
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Windows Audio Device Graph Isolation .exe" "Windows Audio Device Graph Isolation .exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\[Mr.Abu Hani].exe

Filesize
23KB

MD5
1b6071dc1c6ca35c780dc5dcf5392ba3

SHA1
c331def6c09f8c82bc71826b9df035e8fcc5059d

SHA256
89a5182594c48407f4588d196d1a22dbed83f4a01023a9e5f6730f5b318ff721

SHA512
7b5d03b817025b423d0331a73bd32bb5ec2b5a6fa16bbf40c58695ee193c7dad66187b1574cadd59259799a6c80eabe4031e7d2ea9b22c9333c772d6e4b47c56

Download Submit
memory/2744-14-0x0000000074621000-0x0000000074622000-memory.dmp

Filesize
4KB

Download
memory/2744-15-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2744-16-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2744-27-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/3048-1-0x0000000000130000-0x0000000000148000-memory.dmp

Filesize
96KB

Download
memory/3048-13-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads