njrat | 832b135f35112040fb5bdc292aeb42186247c4802ea700e671d363cd036eecf5

General

Target

JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe
Size

100KB
MD5

52d0781be28c409d63215666c8d565d8
SHA1

17023a865e7b38380433d9ac3363382e9e4a350b
SHA256

832b135f35112040fb5bdc292aeb42186247c4802ea700e671d363cd036eecf5
SHA512

7d9c3c5d50009641cc571990a990ab13d200b68c083c9a74f9ada2112bc2d6513c6e75be20568b716c66b3cfbd423af64d1b109570674e4fff6d2788bef9124f
SSDEEP

1536:WAp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xN:d5eznsjsguGDFqGH

Score

10^/10

njrat neuf discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
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
2976	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2660	chargeable.exe
2796	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2168	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe
2168	JaffaCakes118_52d0781be28c409d63215666c8d565d8.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe"	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2660 set thread context of 2796	2660	chargeable.exe	31

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	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe
Token: 33	2796	chargeable.exe
Token: SeIncBasePriorityPrivilege	2796	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2168 wrote to memory of 2660	2168	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe	30
PID 2168 wrote to memory of 2660	2168	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe	30
PID 2168 wrote to memory of 2660	2168	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe	30
PID 2168 wrote to memory of 2660	2168	JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe	30
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2660 wrote to memory of 2796	2660	chargeable.exe	31
PID 2796 wrote to memory of 2976	2796	chargeable.exe	32
PID 2796 wrote to memory of 2976	2796	chargeable.exe	32
PID 2796 wrote to memory of 2976	2796	chargeable.exe	32
PID 2796 wrote to memory of 2976	2796	chargeable.exe	32

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52d0781be28c409d63215666c8d565d8.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2976

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\Roaming\confuse\chargeable.exe

Filesize
100KB

MD5
693be5216d31edffe4e7251d50fd42ed

SHA1
f393f66957f63ec4e94d3b250e73100a7b1b5311

SHA256
fc7d119a6c25bd26d3c5d779fe4f60558af984d68380e3d3a5463abf5bd95b9f

SHA512
97336bce8fa87c433aa560c0c2fc33d53cbb18c636ce3d2800c41f996fb11a73ddbc46e48d25b2cea247ae343eb3a1de005640cbac0c98ccf169d3e107f92ec6

Download Submit
memory/2168-0-0x0000000074621000-0x0000000074622000-memory.dmp

Filesize
4KB

Download
memory/2168-1-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2168-2-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2168-15-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-17-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-16-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-20-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2660-25-0x0000000074620000-0x0000000074BCB000-memory.dmp

Filesize
5.7MB

Download
memory/2796-24-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2796-22-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2796-18-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads