njrat | 4e5088984e5d2304a531271ae248973b36e6d96a7f48f0dc56a92ffd951452fc

Analysis

max time kernel
151s
max time network
164s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:17

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General

Target

063e9708222c323c44aac51f2f7add53.exe
Size

113KB
MD5

063e9708222c323c44aac51f2f7add53
SHA1

90084863c7fceaa91404df0d91fa57121e74456a
SHA256

06841cacdd0b48bce9eefc97e6c6449201321f95e3d5c0a2b5aff7cd97124051
SHA512

4f5dd00bd5a36c1b8e087695afc4441af69c7bc6328f121e99d1f80b5571b1ba684ae33cdb253c0a8065d264ee83d513977cf36102f70868cbfd569348a69500
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMd:P5eznsjsguGDFqGZ2rd

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
2320	netsh.exe

Executes dropped EXE 3 IoCs

pid	Process
2100	chargeable.exe
2744	chargeable.exe
2936	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2376	063e9708222c323c44aac51f2f7add53.exe
2376	063e9708222c323c44aac51f2f7add53.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	063e9708222c323c44aac51f2f7add53.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\063e9708222c323c44aac51f2f7add53.exe"	063e9708222c323c44aac51f2f7add53.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2100 set thread context of 2744	2100	chargeable.exe	31
PID 2100 set thread context of 2936	2100	chargeable.exe	30

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 queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	063e9708222c323c44aac51f2f7add53.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 31 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe
Token: 33	2744	chargeable.exe
Token: SeIncBasePriorityPrivilege	2744	chargeable.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2100	2376	063e9708222c323c44aac51f2f7add53.exe	29
PID 2376 wrote to memory of 2100	2376	063e9708222c323c44aac51f2f7add53.exe	29
PID 2376 wrote to memory of 2100	2376	063e9708222c323c44aac51f2f7add53.exe	29
PID 2376 wrote to memory of 2100	2376	063e9708222c323c44aac51f2f7add53.exe	29
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2744	2100	chargeable.exe	31
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2100 wrote to memory of 2936	2100	chargeable.exe	30
PID 2744 wrote to memory of 2320	2744	chargeable.exe	32
PID 2744 wrote to memory of 2320	2744	chargeable.exe	32
PID 2744 wrote to memory of 2320	2744	chargeable.exe	32
PID 2744 wrote to memory of 2320	2744	chargeable.exe	32

C:\Users\Admin\AppData\Local\Temp\063e9708222c323c44aac51f2f7add53.exe
"C:\Users\Admin\AppData\Local\Temp\063e9708222c323c44aac51f2f7add53.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- 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:2100
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:2936
- - 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:2744
  - - 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:2320

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
d6e14a956499e209d813bfaa59d4932b

SHA1
79d390f1bfcd6cac84aa4f99e1e376c0f4dbd8ce

SHA256
8a2a0ad5deec44a302e2e5192e4c3e02d659a8e17d8f6bd3b01887418cad0dd5

SHA512
6a7f01bc97faaa651c94c1e23d75ae6ca54850461fb8d2caaba91e83de4f5a5f7d4a5cb9d1f5596076fb8f11eb353b5f420ce2caf74ed674ba654028d685f5a2

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

Filesize
344B

MD5
1779ac60a0cb022afa56e1258d0c5d18

SHA1
23cb407d87f12633feeacd8d337a9751bf3b64ea

SHA256
85137d251ed80dde9494fb4de55415a8955399520fd56d0df76a556b28056cc9

SHA512
0af888cc2b282119f17eb51c54fd2d68c6d7877acf9fa3ecee9fb1369767a4e602c0ce4059c1e14578f8744cd32fe28324f15fe7459128dc574b7e9e77ef1f0d

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

Filesize
344B

MD5
b2499f7188a44d74525b54832c8b38a7

SHA1
31549a22ffb67ff06048126d70c58a51c708657f

SHA256
380f4d14d792aead2bc91bebbe2255ae9c328ec00921847e48eb7ed3e0c48259

SHA512
23cd7a2ac7d6702d88933dd2a494b5edbd05232f3113463693da0168c2365af243f68460f22954239f2e5e9ed575c6dbb86c67c14c71c2a6702fe5307be0df9d

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

Filesize
344B

MD5
61956c3c4c73a9a5e1a53543d8a48bb3

SHA1
a8a27f98cb6b47712101a1612d99f37974b47e61

SHA256
13f43bc962868562883298f3cd24606a245a3218302ef16fd62421436d6b8ab2

SHA512
ff3b64409afc0a0516747b44143a3f1741ea1f764b2c4e582305defbf456ddb406141f3cb94b6b8fcbbec73c1d325b86e3d5d5d75dc5e328889db15f01dd43ba

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

Filesize
252B

MD5
cdb40845c7cb884b43025039abeb54bd

SHA1
e8e08a1c7d4234bdedf82b72e143e8c62815df61

SHA256
c32a8d37a8f4a2271fae28429bf973788efc030e8a1aae119445c89f65bf0eba

SHA512
211641b07ac0058d4cccfa7532c99ecaeef125f8614231618fbfb21e9291332b6f3ddf9d5f6075962a6d01e28f92bb0a7241a0117ca15eb1282857db25487efc

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab253E.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar2570.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar29DD.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
113KB

MD5
10681e3f250d6ba5a28928e0ceb3c302

SHA1
750c0c3a76eef432a1db1c9ac6f4a0645f4be4a7

SHA256
531dd20a80fc2ade73841fb56a5bbfd5a4ecf43083829ed6a6c9919aabfe89d5

SHA512
9dfaf75bee189a806727ae1122768e3c8219ca020fa84cceac484db8d16cc6ab210c0200cd7647cd0beb27a9672aecd5e00c1762179e3a41eee1c1a01a316028

Download Submit
memory/2376-199-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2376-189-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2376-1-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2376-0-0x00000000744B1000-0x00000000744B2000-memory.dmp

Filesize
4KB

Download
memory/2376-187-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2376-2-0x00000000744B0000-0x0000000074A5B000-memory.dmp

Filesize
5.7MB

Download
memory/2744-373-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2744-372-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2744-368-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads