njrat | cbf31fa68fe0267f1d43837f5229d473d8b9f46a1d2d7156676e7fdbb8531fc7

Reason

Machine shutdown

General

Target

JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
Size

103KB
MD5

7dc2a638ded88fd1da4dae0dce0b5fe5
SHA1

ef5eaafbdec8e89ad3b88650d9866d6268363698
SHA256

cbf31fa68fe0267f1d43837f5229d473d8b9f46a1d2d7156676e7fdbb8531fc7
SHA512

c58dbac5d498045dabf93530d2df0a91783458b15596c8cc0a27c3093674b85c5f884de88f13babb722d8fe94cc0d420f81f5993c3264298359701e2df6b0395
SSDEEP

1536:J7SbmW9xXfy0AeX9kSNvnyY21oFhWzc9PkykrIxFZEb8t/Fp:J7SbJ9ZX9kqKY21Bqk0Zt

Score

10^/10

njrat discovery trojan

Malware Config

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2424	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 2424	3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe	98
PID 3200 wrote to memory of 2424	3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe	98
PID 3200 wrote to memory of 2424	3200	JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe	98

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe"
1⤵
- Checks computer location settings
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3200
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 1 /tn "penis" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup/JaffaCakes118_7dc2a638ded88fd1da4dae0dce0b5fe5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2424
- C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe
  "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe"
  2⤵
  PID:4220

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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

C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe

Filesize
103KB

MD5
7dc2a638ded88fd1da4dae0dce0b5fe5

SHA1
ef5eaafbdec8e89ad3b88650d9866d6268363698

SHA256
cbf31fa68fe0267f1d43837f5229d473d8b9f46a1d2d7156676e7fdbb8531fc7

SHA512
c58dbac5d498045dabf93530d2df0a91783458b15596c8cc0a27c3093674b85c5f884de88f13babb722d8fe94cc0d420f81f5993c3264298359701e2df6b0395

Download Submit
memory/3200-0-0x00000000743DE000-0x00000000743DF000-memory.dmp

Filesize
4KB

Download
memory/3200-1-0x0000000000CA0000-0x0000000000CB8000-memory.dmp

Filesize
96KB

Download
memory/3200-2-0x0000000005670000-0x000000000570C000-memory.dmp

Filesize
624KB

Download
memory/3200-3-0x0000000005CC0000-0x0000000006264000-memory.dmp

Filesize
5.6MB

Download
memory/3200-4-0x00000000057B0000-0x0000000005842000-memory.dmp

Filesize
584KB

Download
memory/3200-5-0x00000000743DE000-0x00000000743DF000-memory.dmp

Filesize
4KB

Download
memory/3200-7-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3200-8-0x0000000005A90000-0x0000000005A9E000-memory.dmp

Filesize
56KB

Download
memory/3200-9-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download
memory/3200-10-0x00000000743D0000-0x0000000074B80000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

Errors

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads