njrat | 0939566b6e6999d7b1ec2061cccd35be75c25efbd1e4093aae3f6b0ef7d72d33

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-09-2024 10:58

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General

Target

e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe
Size

23KB
MD5

e8f760b4f78ef5d36cf4082bb46cc3d6
SHA1

aa15e7b47946938df2bffe288f2e86b820547dbd
SHA256

0939566b6e6999d7b1ec2061cccd35be75c25efbd1e4093aae3f6b0ef7d72d33
SHA512

9f8013ba1a86afe26ee26093b54749aea4a816fa71df82768c949e2bd6f1787ced3a221bd92ce36a3b02ade307629adb8052b8bbdc6dfcc2ddda12c2cb92badf
SSDEEP

384:GFQeCo2zmZbQHkJeCdUwBvQ61gjuQBnB9mRvR6JZlbw8hqIusZzZj1+:GK5yBVd7RpcnuD

Score

10^/10

njrat hacked discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

zerip.ddns.net:1177

Mutex

59176411e6976993f96dcc65b04bc11d

Attributes

reg_key
59176411e6976993f96dcc65b04bc11d
splitter
|'|'|

Signatures

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
2300	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
3048	systemwinW32.exe

Loads dropped DLL 1 IoCs

pid	Process
2368	e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\59176411e6976993f96dcc65b04bc11d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\systemwinW32.exe\" .."	systemwinW32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\59176411e6976993f96dcc65b04bc11d = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\systemwinW32.exe\" .."	systemwinW32.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	systemwinW32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: SeDebugPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe
Token: 33	3048	systemwinW32.exe
Token: SeIncBasePriorityPrivilege	3048	systemwinW32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 3048	2368	e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe	31
PID 2368 wrote to memory of 3048	2368	e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe	31
PID 2368 wrote to memory of 3048	2368	e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe	31
PID 2368 wrote to memory of 3048	2368	e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe	31
PID 3048 wrote to memory of 2300	3048	systemwinW32.exe	32
PID 3048 wrote to memory of 2300	3048	systemwinW32.exe	32
PID 3048 wrote to memory of 2300	3048	systemwinW32.exe	32
PID 3048 wrote to memory of 2300	3048	systemwinW32.exe	32

C:\Users\Admin\AppData\Local\Temp\e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e8f760b4f78ef5d36cf4082bb46cc3d6_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Users\Admin\AppData\Local\Temp\systemwinW32.exe
  "C:\Users\Admin\AppData\Local\Temp\systemwinW32.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3048
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\systemwinW32.exe" "systemwinW32.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:2300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\systemwinW32.exe

Filesize
23KB

MD5
e8f760b4f78ef5d36cf4082bb46cc3d6

SHA1
aa15e7b47946938df2bffe288f2e86b820547dbd

SHA256
0939566b6e6999d7b1ec2061cccd35be75c25efbd1e4093aae3f6b0ef7d72d33

SHA512
9f8013ba1a86afe26ee26093b54749aea4a816fa71df82768c949e2bd6f1787ced3a221bd92ce36a3b02ade307629adb8052b8bbdc6dfcc2ddda12c2cb92badf

Download Submit
memory/2368-0-0x0000000074731000-0x0000000074732000-memory.dmp

Filesize
4KB

Download
memory/2368-1-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/2368-2-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/2368-11-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-10-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-12-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-13-0x0000000074730000-0x0000000074CDB000-memory.dmp

Filesize
5.7MB

Download
memory/3048-14-0x0000000074730000-0x0000000074CDB000-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