njrat | 01ffe9d6f323a1dafd7dbe75338596cb03cdbe970cdc964543ae03006c1ece85

Analysis

max time kernel
58s
max time network
58s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 20:33

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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
2644	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1908	chargeable.exe
2512	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2380	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
2380	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe"	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1908 set thread context of 2512	1908	chargeable.exe	31

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

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	2512	chargeable.exe
Token: 33	2512	chargeable.exe
Token: SeIncBasePriorityPrivilege	2512	chargeable.exe
Token: 33	2512	chargeable.exe
Token: SeIncBasePriorityPrivilege	2512	chargeable.exe
Token: 33	2512	chargeable.exe
Token: SeIncBasePriorityPrivilege	2512	chargeable.exe
Token: 33	2512	chargeable.exe
Token: SeIncBasePriorityPrivilege	2512	chargeable.exe
Token: 33	2512	chargeable.exe
Token: SeIncBasePriorityPrivilege	2512	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1908	2380	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 2380 wrote to memory of 1908	2380	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 2380 wrote to memory of 1908	2380	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 2380 wrote to memory of 1908	2380	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	30
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 1908 wrote to memory of 2512	1908	chargeable.exe	31
PID 2512 wrote to memory of 2644	2512	chargeable.exe	32
PID 2512 wrote to memory of 2644	2512	chargeable.exe	32
PID 2512 wrote to memory of 2644	2512	chargeable.exe	32
PID 2512 wrote to memory of 2644	2512	chargeable.exe	32

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:2380
- 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:1908
- - 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:2512
  - - 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:2644

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\C0018BB1B5834735BFA60CD063B31956

Filesize
1KB

MD5
1ea27366e034eb9447a33ce639c01489

SHA1
d12ed3e7e60c65ce90f0a58b9b9e47292caed923

SHA256
788d210ef206a4d11b6b506bf52124ee03fca4e8a9389fad43772202a7e29452

SHA512
e06f7443f0f7ca5db4411aa0718102c08068e95ec305b6b53c0b42a941a877de39f95c7e7514e69316b41a7ac19eaa6ccddc581fe475bdb842ec920691726e49

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

Filesize
264B

MD5
99823f56ed597be44c4b2cfb6278e0ef

SHA1
4edb306951f2b2c5400bb6f225677238de76c319

SHA256
a57e576200d0c76f94b2de92eb8889e1c9264bb9011c50b34aa8b210cdb93ca4

SHA512
40132b38be93a8462dcfca568bec0b07cdfb768bf3ff51bd1d252344787067d5813e2f721c8e3821ce660aaaf2c2b6437059f485530c87f4fd7460543ce5f55b

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

Filesize
344B

MD5
cb21c024afa3248d8ade81928a61a00a

SHA1
311b776a32d015d79e4ea5ad69cd00239566ecc8

SHA256
0b7e70955616c37ea0b462120e2deab9c36bb01748e4ae47324fe9eaedfdc8ef

SHA512
c64e27a64aaef2c35e6ccf5a5a31665c9969baa0c33435f2e8aac6f54b7f73a3f0680c2978d10e91aa686cf81eeb5af8d7bcd10c6d2ebb885c1761456b7c0524

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

Filesize
344B

MD5
91e8aa2faf7c94fd167000a487a5b905

SHA1
cc8f82c8d9b72903eb5c583a4d5676c015193834

SHA256
87fc9016fcc590fee561f1ee4d17a2c62552cec97032b9dece6b65ed4fbb690a

SHA512
331c81a9fd2e54b9a24fac4059da054051bcf19fe7c72432b12d5026301936f406feba1c5948f468cbe94729352f14c6b16c2e97292ac597385531a59f6dde9f

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

Filesize
344B

MD5
6b8a86dd944032e49614bd7da8f77bb8

SHA1
ea85f75e733f856957e6e39037ad67b33ff943ff

SHA256
a6d216fd7ae28271241f7a3f2db54ad4b719f1f20d3787c7b67dcf2fa874fa09

SHA512
7ee900dd35e39df29f108ebd7f7b1912421061cf28206322338fa3dfec83979d6b9ead282f170380540606baffe45fab17655ce35d3fe918c8a22b5ce89da93e

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C0018BB1B5834735BFA60CD063B31956

Filesize
252B

MD5
48b2683e8a9607b708da56a550cfb2fd

SHA1
cf4986df5580f5c63189e90bb3e08b0fca165ae2

SHA256
df1d89e1758718e0e6c7420dbe392b5adfbe994757c733745866ec2f64a1cef0

SHA512
d437ebecbb6ea0c58c682768cb2525c9634d570e1ffddd001150ad720a39efc82fece2177c9b6c76a8a05bc0ed456fd12dfdf9fa0eb542a054df6867554da662

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab19E9.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar19FB.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1D50.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
115KB

MD5
0945693068598ced6f5253cf7d343dde

SHA1
e8bb0a45df4b5e91c0b86e77a19359dcaca8a5fe

SHA256
2cc801142559c3e5a677390c1d43c5ea624d77201d3a90d73055b05f55176e98

SHA512
a26630b26e368a849ad641df5ae0385224c3256652d09ccbc66bf04179cf2bec8d8d8807f858e189d29353d8fc20b71c484a683a1884d41ad52c60704a2cb649

Download Submit
memory/2380-203-0x0000000074060000-0x000000007460B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-9-0x0000000074060000-0x000000007460B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-1-0x0000000074060000-0x000000007460B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-0-0x0000000074061000-0x0000000074062000-memory.dmp

Filesize
4KB

Download
memory/2380-184-0x0000000074060000-0x000000007460B000-memory.dmp

Filesize
5.7MB

Download
memory/2512-366-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2512-365-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2512-363-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads