njrat | e5070571ea4a2f8c1cb52553bfe80de8b06de24fdd48996881b96525058b29e4

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-01-2025 06:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe
Size

736KB
MD5

6344e87d70b99f77eceae33035518d90
SHA1

05defaaa2f0e94c13c85cf30a77e0be7a5173538
SHA256

e5070571ea4a2f8c1cb52553bfe80de8b06de24fdd48996881b96525058b29e4
SHA512

3c8b24272c4e87d05f27b19af81a4503f2bf224e6a354e9abbb4247037443fe60dd2273270dc069fff1b75874f1c6b7d91440b85d840d543ac55ae3949144d2d
SSDEEP

12288:Q/V2fPzy1EZ5j9KYNLEW69IqWHd6e/y0Ws96fNzZLsMlGP3:z2EZ50SLEW6il96VE9odZLsMUP

Score

10^/10

njrat hamoody discovery evasion persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

hamoody

heroasd.no-ip.biz:9988

Mutex

d46656e8e7de092cfe266ea0e559dc73

Attributes

reg_key
d46656e8e7de092cfe266ea0e559dc73
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
2216	netsh.exe

Executes dropped EXE 4 IoCs

pid	Process
2052	Cipher.exe
2112	Cipher.exe
2860	system32.exe
2672	system32.exe

Loads dropped DLL 2 IoCs

pid	Process
2112	Cipher.exe
2860	system32.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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\d46656e8e7de092cfe266ea0e559dc73 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system32.exe\" .."	system32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\d46656e8e7de092cfe266ea0e559dc73 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\system32.exe\" .."	system32.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2052 set thread context of 2112	2052	Cipher.exe	29
PID 2860 set thread context of 2672	2860	system32.exe	32

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new	JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new	JaffaCakes118_6344e87d70b99f77eceae33035518d90.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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	Cipher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Cipher.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2052	Cipher.exe
2052	Cipher.exe
2052	Cipher.exe
2052	Cipher.exe
2052	Cipher.exe
2052	Cipher.exe
2860	system32.exe
2860	system32.exe
2860	system32.exe
2860	system32.exe
2860	system32.exe
2860	system32.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2052	Cipher.exe
Token: SeDebugPrivilege	2860	system32.exe
Token: SeDebugPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe
Token: 33	2672	system32.exe
Token: SeIncBasePriorityPrivilege	2672	system32.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 2052	1640	JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe	28
PID 1640 wrote to memory of 2052	1640	JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe	28
PID 1640 wrote to memory of 2052	1640	JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe	28
PID 1640 wrote to memory of 2052	1640	JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe	28
PID 2052 wrote to memory of 2112	2052	Cipher.exe	29
PID 2052 wrote to memory of 2112	2052	Cipher.exe	29
PID 2052 wrote to memory of 2112	2052	Cipher.exe	29
PID 2052 wrote to memory of 2112	2052	Cipher.exe	29
PID 2052 wrote to memory of 2112	2052	Cipher.exe	29
PID 2052 wrote to memory of 2112	2052	Cipher.exe	29
PID 2112 wrote to memory of 2860	2112	Cipher.exe	31
PID 2112 wrote to memory of 2860	2112	Cipher.exe	31
PID 2112 wrote to memory of 2860	2112	Cipher.exe	31
PID 2112 wrote to memory of 2860	2112	Cipher.exe	31
PID 2860 wrote to memory of 2672	2860	system32.exe	32
PID 2860 wrote to memory of 2672	2860	system32.exe	32
PID 2860 wrote to memory of 2672	2860	system32.exe	32
PID 2860 wrote to memory of 2672	2860	system32.exe	32
PID 2860 wrote to memory of 2672	2860	system32.exe	32
PID 2860 wrote to memory of 2672	2860	system32.exe	32
PID 2672 wrote to memory of 2216	2672	system32.exe	33
PID 2672 wrote to memory of 2216	2672	system32.exe	33
PID 2672 wrote to memory of 2216	2672	system32.exe	33
PID 2672 wrote to memory of 2216	2672	system32.exe	33

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6344e87d70b99f77eceae33035518d90.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Cipher.exe
  "C:\Cipher.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2052
- - C:\Cipher.exe
    C:\Cipher.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2112
  - - C:\Users\Admin\AppData\Local\Temp\system32.exe
      "C:\Users\Admin\AppData\Local\Temp\system32.exe"
      4⤵
      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:2860
    - - C:\Users\Admin\AppData\Local\Temp\system32.exe
        
        C:\Users\Admin\AppData\Local\Temp\system32.exe
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:2672
      - C:\Windows\SysWOW64\netsh.exe
        
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\system32.exe" "system32.exe" ENABLE
        6⤵
        Modifies Windows Firewall
        Event Triggered Execution: Netsh Helper DLL
        System Location Discovery: System Language Discovery
        
        PID:2216

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Cipher.exe

Filesize
240KB

MD5
f320d0fe8df32ac317b295a2db7d9a81

SHA1
79984e5246cd6134129c1d464771322b32f8809d

SHA256
c39fa94be424cbe01526d0039ec67b1d38f555f9b6fcaf2f00474f87f8927af2

SHA512
e487f01174ce57040ff42b4eca786b3016feccfd4ade1d5adf266b592aa13d70245519a2dbc49e1507a0994d72080284c11f6f7450b2a454adaabee1a59d4bac

Download Submit
memory/1640-14-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/1640-2-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/1640-1-0x0000000074C80000-0x000000007522B000-memory.dmp

Filesize
5.7MB

Download
memory/1640-0-0x0000000074C81000-0x0000000074C82000-memory.dmp

Filesize
4KB

Download
memory/2052-10-0x00000000718EE000-0x00000000718EF000-memory.dmp

Filesize
4KB

Download
memory/2052-13-0x00000000008D0000-0x0000000000912000-memory.dmp

Filesize
264KB

Download
memory/2052-37-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2052-15-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2052-16-0x0000000000340000-0x000000000034A000-memory.dmp

Filesize
40KB

Download
memory/2052-35-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2052-40-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2052-39-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2052-36-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2112-34-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2112-38-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2112-28-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2112-32-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2112-49-0x00000000718E0000-0x0000000071FCE000-memory.dmp

Filesize
6.9MB

Download
memory/2860-48-0x00000000011F0000-0x0000000001232000-memory.dmp

Filesize
264KB

Download