njrat | 28048f8ea3ec1de82fc06ab3905d98db7928db06bc0faac0cbd528de5a43de68

General

Target

JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe
Size

29KB
MD5

6d9aec6d5019e3627d059d1af2ca2e50
SHA1

74ebbc8a8d39cdb4c60e876826761ec92b72648c
SHA256

28048f8ea3ec1de82fc06ab3905d98db7928db06bc0faac0cbd528de5a43de68
SHA512

594cfd2e2a3c5876a74e2e1254fbff11ac198100124138d839407b064c780c00fc6c0d94e0d27db44aa100cafc9290370afe4dc5e074a6e9ae3cbd52a6cff1b5
SSDEEP

384:7tYs5l7VL9skVQ42BkSv5dAsCGmqDm+jeI7GBsbh0w4wlAokw9OhgOL1vYRGOZzZ:7V7/skCXkQossqtje3BKh0p29SgRuK

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

ayman1.no-ip.biz:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
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
2820	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2768	Trojan.exe

Loads dropped DLL 1 IoCs

pid	Process
2160	JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.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 3 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_6d9aec6d5019e3627d059d1af2ca2e50.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Trojan.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

pid	Process
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe
2768	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	Trojan.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2768	2160	JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe	30
PID 2160 wrote to memory of 2768	2160	JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe	30
PID 2160 wrote to memory of 2768	2160	JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe	30
PID 2160 wrote to memory of 2768	2160	JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe	30
PID 2768 wrote to memory of 2820	2768	Trojan.exe	31
PID 2768 wrote to memory of 2820	2768	Trojan.exe	31
PID 2768 wrote to memory of 2820	2768	Trojan.exe	31
PID 2768 wrote to memory of 2820	2768	Trojan.exe	31

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d9aec6d5019e3627d059d1af2ca2e50.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2820

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

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

1

T1562.004

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\Local\Temp\Trojan.exe

Filesize
29KB

MD5
6d9aec6d5019e3627d059d1af2ca2e50

SHA1
74ebbc8a8d39cdb4c60e876826761ec92b72648c

SHA256
28048f8ea3ec1de82fc06ab3905d98db7928db06bc0faac0cbd528de5a43de68

SHA512
594cfd2e2a3c5876a74e2e1254fbff11ac198100124138d839407b064c780c00fc6c0d94e0d27db44aa100cafc9290370afe4dc5e074a6e9ae3cbd52a6cff1b5

Download Submit
memory/2160-0-0x0000000074551000-0x0000000074552000-memory.dmp

Filesize
4KB

Download
memory/2160-1-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2160-2-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2160-13-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2768-10-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2768-11-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2768-12-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2768-14-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads