njrat | 8d36a9fbd7cb689672489b3e2d8b769e07fdcc06cc410ee0ccc2b8e5ec36bd57

General

Target

JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
Size

285KB
MD5

5b572bea2d6b56907d78d722b382ee30
SHA1

8d8e93390beaf88bee51e8ae52a23a48799b47ed
SHA256

8d36a9fbd7cb689672489b3e2d8b769e07fdcc06cc410ee0ccc2b8e5ec36bd57
SHA512

750af86e429fc96c9d4595b0df1dc8a805b53720e631bb63e905fd5be99ffed423df6c60d661270644af44a18bf0b656feabcc716897b0ec33584dbf2a9f0dd2
SSDEEP

768:pZZpe06/gmAV4+RiHdxOnW5MedsruJDWaS77BKbwexZw32SLg0innjhyVT8w:n6/gmM2WW5MeGD7BKb7+it2Aw

Score

10^/10

njrat sara discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

sara

C2

mouhamed0123.no-ip.biz:1177

Mutex

d06e5204d6dc66dc117e509f9784b277

Attributes

reg_key
d06e5204d6dc66dc117e509f9784b277
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
2792	netsh.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d06e5204d6dc66dc117e509f9784b277.exe	systemx64.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d06e5204d6dc66dc117e509f9784b277.exe	systemx64.exe

Executes dropped EXE 2 IoCs

pid	Process
3060	systemx64.exe
3064	systemx64.exe

Loads dropped DLL 2 IoCs

pid	Process
740	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
3060	systemx64.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\d06e5204d6dc66dc117e509f9784b277 = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemx64.exe\" .."	systemx64.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\d06e5204d6dc66dc117e509f9784b277 = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemx64.exe\" .."	systemx64.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1084 set thread context of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 3060 set thread context of 3064	3060	systemx64.exe	32

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 5 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	systemx64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systemx64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
3060	systemx64.exe
3060	systemx64.exe
3060	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe
3064	systemx64.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
Token: SeDebugPrivilege	3060	systemx64.exe
Token: SeDebugPrivilege	3064	systemx64.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 1084 wrote to memory of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 1084 wrote to memory of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 1084 wrote to memory of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 1084 wrote to memory of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 1084 wrote to memory of 740	1084	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	30
PID 740 wrote to memory of 3060	740	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	31
PID 740 wrote to memory of 3060	740	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	31
PID 740 wrote to memory of 3060	740	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	31
PID 740 wrote to memory of 3060	740	JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe	31
PID 3060 wrote to memory of 3064	3060	systemx64.exe	32
PID 3060 wrote to memory of 3064	3060	systemx64.exe	32
PID 3060 wrote to memory of 3064	3060	systemx64.exe	32
PID 3060 wrote to memory of 3064	3060	systemx64.exe	32
PID 3060 wrote to memory of 3064	3060	systemx64.exe	32
PID 3060 wrote to memory of 3064	3060	systemx64.exe	32
PID 3064 wrote to memory of 2792	3064	systemx64.exe	33
PID 3064 wrote to memory of 2792	3064	systemx64.exe	33
PID 3064 wrote to memory of 2792	3064	systemx64.exe	33
PID 3064 wrote to memory of 2792	3064	systemx64.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1084
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
  C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5b572bea2d6b56907d78d722b382ee30.exe
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:740
- - C:\Users\Admin\AppData\Roaming\systemx64.exe
    "C:\Users\Admin\AppData\Roaming\systemx64.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3060
  - - C:\Users\Admin\AppData\Roaming\systemx64.exe
      C:\Users\Admin\AppData\Roaming\systemx64.exe
      4⤵
      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:3064
    - - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\systemx64.exe" "systemx64.exe" ENABLE
        5⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:2792

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\systemx64.exe

Filesize
285KB

MD5
5b572bea2d6b56907d78d722b382ee30

SHA1
8d8e93390beaf88bee51e8ae52a23a48799b47ed

SHA256
8d36a9fbd7cb689672489b3e2d8b769e07fdcc06cc410ee0ccc2b8e5ec36bd57

SHA512
750af86e429fc96c9d4595b0df1dc8a805b53720e631bb63e905fd5be99ffed423df6c60d661270644af44a18bf0b656feabcc716897b0ec33584dbf2a9f0dd2

Download Submit
memory/740-24-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/740-15-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/740-20-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/740-18-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/740-32-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1084-2-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1084-3-0x0000000000450000-0x000000000045A000-memory.dmp

Filesize
40KB

Download
memory/1084-21-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1084-22-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/1084-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

Filesize
4KB

Download
memory/1084-1-0x0000000001370000-0x00000000013BE000-memory.dmp

Filesize
312KB

Download
memory/1084-51-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/3060-31-0x0000000000CE0000-0x0000000000D2E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads