njrat | e2817c813d99c75598271b82b258712edd69c54cbd14ade72e62a727ddc8d653

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 20:28

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General

Target

db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe
Size

71KB
MD5

db6637cb7dabe87849050abd96faa6c0
SHA1

ed570155a62bec081f88eaefb1980228a57b44c5
SHA256

e2817c813d99c75598271b82b258712edd69c54cbd14ade72e62a727ddc8d653
SHA512

4f80faba561c4a09711ea85f382c338d6b0b1f1c6a1fe0f9bba6e36e699e359961e164a5fa5ca99106fc5dd4adc4797a71c8a9f34749debb61a7abe9f83c3d6a
SSDEEP

768:35I1kz9tcQfcPfSyay4HUM7KrcYtJZ7EvsxM0BWYV5WMCuJE5Kd1kZXyj/hT2V9w:5z+XH40MG7j4EeqVp1kxWebe

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

hixr1293.ddns.net:2006

Mutex

10afd23dff006b54ca16251c37694b54

Attributes

reg_key
10afd23dff006b54ca16251c37694b54
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
584	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2624	svchost.exe
2588	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
2668	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe
2624	svchost.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\10afd23dff006b54ca16251c37694b54 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\10afd23dff006b54ca16251c37694b54 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\svchost.exe\" .."	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2772 set thread context of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2624 set thread context of 2588	2624	svchost.exe	36

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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2836	schtasks.exe
1304	schtasks.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe
Token: 33	2588	svchost.exe
Token: SeIncBasePriorityPrivilege	2588	svchost.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2836	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	30
PID 2772 wrote to memory of 2836	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	30
PID 2772 wrote to memory of 2836	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	30
PID 2772 wrote to memory of 2836	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	30
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2772 wrote to memory of 2668	2772	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	32
PID 2668 wrote to memory of 2624	2668	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	33
PID 2668 wrote to memory of 2624	2668	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	33
PID 2668 wrote to memory of 2624	2668	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	33
PID 2668 wrote to memory of 2624	2668	db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe	33
PID 2624 wrote to memory of 1304	2624	svchost.exe	34
PID 2624 wrote to memory of 1304	2624	svchost.exe	34
PID 2624 wrote to memory of 1304	2624	svchost.exe	34
PID 2624 wrote to memory of 1304	2624	svchost.exe	34
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2624 wrote to memory of 2588	2624	svchost.exe	36
PID 2588 wrote to memory of 584	2588	svchost.exe	37
PID 2588 wrote to memory of 584	2588	svchost.exe	37
PID 2588 wrote to memory of 584	2588	svchost.exe	37
PID 2588 wrote to memory of 584	2588	svchost.exe	37

C:\Users\Admin\AppData\Local\Temp\db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Logitech Core" /XML "C:\Users\Admin\AppData\Local\Temp\ammmmm.xml"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2836
- C:\Users\Admin\AppData\Local\Temp\db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\db6637cb7dabe87849050abd96faa6c0_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2624
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Logitech Core" /XML "C:\Users\Admin\AppData\Local\Temp\akkkkk.xml"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:1304
  - - C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2588
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "svchost.exe" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

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\ammmmm.xml

Filesize
1KB

MD5
90df43bb2d2b59884a76faac67170d67

SHA1
5fb1a075852eb0a14c3152e99be37103bfa55446

SHA256
49b7d92b7cced8192a3182d3012a22c98c0752fa51f20d3b013f234d6007c9de

SHA512
20f59e8b14acf17c20789d65f16ef54ffa5f1abcfb0ab69f640d825c36d5a52617a8519c3151b23851f0c81434037be051ddb63d21fdc17c52b068ed03242679

Download Submit
\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
71KB

MD5
db6637cb7dabe87849050abd96faa6c0

SHA1
ed570155a62bec081f88eaefb1980228a57b44c5

SHA256
e2817c813d99c75598271b82b258712edd69c54cbd14ade72e62a727ddc8d653

SHA512
4f80faba561c4a09711ea85f382c338d6b0b1f1c6a1fe0f9bba6e36e699e359961e164a5fa5ca99106fc5dd4adc4797a71c8a9f34749debb61a7abe9f83c3d6a

Download Submit
memory/2588-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-10-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-8-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-31-0x0000000074700000-0x0000000074CAB000-memory.dmp

Filesize
5.7MB

Download
memory/2668-17-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2668-20-0x0000000074700000-0x0000000074CAB000-memory.dmp

Filesize
5.7MB

Download
memory/2668-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2772-19-0x0000000074700000-0x0000000074CAB000-memory.dmp

Filesize
5.7MB

Download
memory/2772-2-0x0000000074700000-0x0000000074CAB000-memory.dmp

Filesize
5.7MB

Download
memory/2772-0-0x0000000074701000-0x0000000074702000-memory.dmp

Filesize
4KB

Download
memory/2772-1-0x0000000074700000-0x0000000074CAB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads