njrat | 01ffe9d6f323a1dafd7dbe75338596cb03cdbe970cdc964543ae03006c1ece85

Analysis

max time kernel
60s
max time network
61s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 19:00

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General

Target

201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
Size

115KB
MD5

18b9b2bf0f8001547dd3e3645d4bd744
SHA1

7973dee49840a6586dd94fc3d1503ba07ead70e2
SHA256

201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742
SHA512

5ea7d4ac55231b79c0900fb3d262c55626b2c41be8b0a63a9769797cf8d5b368d6014163dc034516dc8841bb70f6144200f67c3709da108a18f03e86589c3c18
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6v:P5eznsjsguGDFqGZ2riv

Score

10^/10

njrat neuf defense_evasion discovery persistence privilege_escalation trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes

reg_key
e1a87040f2026369a233f9ae76301b7b
splitter
|'|'|

Signatures

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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2660	netsh.exe

Executes dropped EXE 3 IoCs

pid	Process
2836	chargeable.exe
2748	chargeable.exe
2224	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
1820	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
1820	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe"	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2836 set thread context of 2748	2836	chargeable.exe	33
PID 2836 set thread context of 2224	2836	chargeable.exe	32

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 4 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	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chargeable.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	chargeable.exe
Token: 33	2748	chargeable.exe
Token: SeIncBasePriorityPrivilege	2748	chargeable.exe
Token: 33	2748	chargeable.exe
Token: SeIncBasePriorityPrivilege	2748	chargeable.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2836	1820	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 1820 wrote to memory of 2836	1820	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 1820 wrote to memory of 2836	1820	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 1820 wrote to memory of 2836	1820	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2748	2836	chargeable.exe	33
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2836 wrote to memory of 2224	2836	chargeable.exe	32
PID 2748 wrote to memory of 2660	2748	chargeable.exe	34
PID 2748 wrote to memory of 2660	2748	chargeable.exe	34
PID 2748 wrote to memory of 2660	2748	chargeable.exe	34
PID 2748 wrote to memory of 2660	2748	chargeable.exe	34

C:\Users\Admin\AppData\Local\Temp\201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
"C:\Users\Admin\AppData\Local\Temp\201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
  "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:2224
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2748
  - - C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
      4⤵
      Modifies Windows Firewall
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2660

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE

Filesize
825B

MD5
3b5e0bd6640456a749d9155e6c135727

SHA1
7d985e42e7df8cac3cf7ec917df10b9fbef09a21

SHA256
c362a3d2b661c6066a02fc169faaa1976c2f6160da5837c7e68b7e0f67b794ed

SHA512
b1b669bad519dccab5224c8fcdb13bb2b015e22fd30ba57e92c9cde4480e655f19f0bbb862db5fd87828d2a3ab74c4a6090f36b6358f9eefe5c82e024afe4a3e

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
71KB

MD5
83142242e97b8953c386f988aa694e4a

SHA1
833ed12fc15b356136dcdd27c61a50f59c5c7d50

SHA256
d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

SHA512
bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

Filesize
264B

MD5
5b7b08c88b487dd22e61deba8c3b8ebf

SHA1
2f57539d13a2978934f1a9111a3cdf0445cb6d66

SHA256
11ae2ee120b13b287a93579c3d67061fe1c9474118bb9267ae60bf21bdc813c3

SHA512
30977c3aaa6f3952fbc0f8b27033f8215686beb2a9ae9aacb2bd706c113308a1c6eb0f00eafa1217920e80c8a5f5490969441aafd0151563a9c455e5f6406709

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
9ff5ad258aadd0b0896b30d3d9119a39

SHA1
22718118efb46d4d401abf9b27bcce6373dddc38

SHA256
e76199fd9e15c34fd0d98da1683669a82128dff770e1bb620db1b5640eb1c28d

SHA512
285fd0d093af69b08e4c9c79af32db6df2fb571154611a2e9803fe5a5bfc5c4a9bd1d2c5958c561a86ee3aad1896a9136ba85ede7028ee94b5657c4872218e97

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
ab970b4c8a490642ecfc27704b1b4820

SHA1
4942c0ec1848bc6c7c72408c8e1f813140bd7676

SHA256
38a0011a68c11f212d267652042dded4707cf1c055096d8b8e76815c5af59331

SHA512
06fd9e158e5e731466d6d2f576c050b48361a3669626447770e63b3718cccf7d5d9c24586e52b84c35c17065fe38c7052d245657390a39a4a7cd5c747dea90ac

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
2cd930aa49473c5186066fc691e91302

SHA1
2900b4cbfc9f236753e5b20080dd970f8f487c05

SHA256
ee1b971c7d7f2cf1890319bb137d75a713c09f5b591acc3556ee0660d63f9bb9

SHA512
d032f9404cf2d5ce22de9a014ac99de09295c15ea9142a668b667969d7fe1a1d3d070786e7626f6f0c1d41942e73b70d35d49cadc70d68ef0485863435308b6d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5FFD.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar600F.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarDD34.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

Download Submit
\Users\Admin\AppData\Roaming\confuse\chargeable.exe

Filesize
115KB

MD5
8d3242487a123ade64c981e350401351

SHA1
9eb668d5b74b8b28521c12bf822cefd07752a1b9

SHA256
989788659eb6d49f51480ad88ac75d619efc00c218df3a1e820c995919941e90

SHA512
c93701343d4579583f2895341fffdbfb0c5bdbaf4c6aca72935efb0cdf5ca764e403f32914cf0f28c65f914f10e370e96cbd55369bf78435aa70bf0053d0a800

Download Submit
memory/1820-121-0x0000000074020000-0x00000000745CB000-memory.dmp

Filesize
5.7MB

Download
memory/1820-2-0x0000000074020000-0x00000000745CB000-memory.dmp

Filesize
5.7MB

Download
memory/1820-0-0x0000000074021000-0x0000000074022000-memory.dmp

Filesize
4KB

Download
memory/1820-1-0x0000000074020000-0x00000000745CB000-memory.dmp

Filesize
5.7MB

Download
memory/2748-307-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2748-312-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2748-311-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads