njrat | c7f90f1e0b0472e8e18f7e2da07fc9d00f404f2a51c31b66f19e9460a28c2d3b

Resubmissions

03/01/2025, 01:56

250103-ccv1wavkcz 10

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2025, 01:56

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General

Target

JaffaCakes118_6987bc8d2458260efeea977790f30795.exe
Size

404KB
MD5

6987bc8d2458260efeea977790f30795
SHA1

b79826c1038605a767ee206e64bcc1821469a964
SHA256

c7f90f1e0b0472e8e18f7e2da07fc9d00f404f2a51c31b66f19e9460a28c2d3b
SHA512

0ad83c8836c7babbb321067add3a626d490faae48875a88699282b86d8f57ced3821fea825671fc02bb70ba4330e24a0cc1a91291db62923e7e9f016781f78d5
SSDEEP

1536:Wc8HjOIQ++G/XPApdzB/VZ7+X0mw6bzP1PhoHitOZ6ExlgFom4G1G1O:Wc8HqIJPPKZB/VZ7+6i7citOZRlgFM

Score

10^/10

njrat hacked evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

copeotr.no-ip.org:81

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
4600	netsh.exe

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6987bc8d2458260efeea977790f30795.exe

Executes dropped EXE 1 IoCs

pid	Process
2276	Trojan.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\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh	netsh.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe
2276	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2276	Trojan.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 2276	3320	JaffaCakes118_6987bc8d2458260efeea977790f30795.exe	84
PID 3320 wrote to memory of 2276	3320	JaffaCakes118_6987bc8d2458260efeea977790f30795.exe	84
PID 2276 wrote to memory of 4600	2276	Trojan.exe	85
PID 2276 wrote to memory of 4600	2276	Trojan.exe	85

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6987bc8d2458260efeea977790f30795.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6987bc8d2458260efeea977790f30795.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2276
- - C:\Windows\SYSTEM32\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
    PID:4600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
404KB

MD5
6987bc8d2458260efeea977790f30795

SHA1
b79826c1038605a767ee206e64bcc1821469a964

SHA256
c7f90f1e0b0472e8e18f7e2da07fc9d00f404f2a51c31b66f19e9460a28c2d3b

SHA512
0ad83c8836c7babbb321067add3a626d490faae48875a88699282b86d8f57ced3821fea825671fc02bb70ba4330e24a0cc1a91291db62923e7e9f016781f78d5

Download Submit
memory/2276-20-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/2276-18-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/2276-21-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/2276-22-0x000000001C720000-0x000000001C7BC000-memory.dmp

Filesize
624KB

Download
memory/2276-23-0x00000000013E0000-0x00000000013E8000-memory.dmp

Filesize
32KB

Download
memory/2276-24-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/3320-2-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/3320-3-0x000000001C2E0000-0x000000001C7AE000-memory.dmp

Filesize
4.8MB

Download
memory/3320-4-0x000000001C860000-0x000000001C906000-memory.dmp

Filesize
664KB

Download
memory/3320-6-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/3320-1-0x0000000001AC0000-0x0000000001ACE000-memory.dmp

Filesize
56KB

Download
memory/3320-19-0x00007FFEF0B10000-0x00007FFEF14B1000-memory.dmp

Filesize
9.6MB

Download
memory/3320-0-0x00007FFEF0DC5000-0x00007FFEF0DC6000-memory.dmp

Filesize
4KB

Download