njrat | 7e71c79883eb025596762b4e0bf86b447039079dfe510ccf13a383b612575fa6

Analysis

max time kernel
144s
max time network
140s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3cb47c4bbe6856c45fd89eb5eb2723c1.exe
Size

114KB
MD5

3cb47c4bbe6856c45fd89eb5eb2723c1
SHA1

61ec438d8c8e4c382353587bb7eaf2aff7581f1f
SHA256

b023de4ecd98db961a3aa5c6aa9f6d79560c5dd72aaa2ea61e907dfac2503bb2
SHA512

53b273a1d5355b40664b5d9a5af40bec0315352d511a45d57d8a10693c5f7e7be8972d614eb4e9504bbf4fa455f51c149d891f0a5c29c1a82955d0b678f4a479
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDI1:P5eznsjsguGDFqGZ2rDI1

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
2500	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
2936	chargeable.exe
2608	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2228	3cb47c4bbe6856c45fd89eb5eb2723c1.exe
2228	3cb47c4bbe6856c45fd89eb5eb2723c1.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\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	3cb47c4bbe6856c45fd89eb5eb2723c1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\3cb47c4bbe6856c45fd89eb5eb2723c1.exe"	3cb47c4bbe6856c45fd89eb5eb2723c1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2936 set thread context of 2608	2936	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	3cb47c4bbe6856c45fd89eb5eb2723c1.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 29 IoCs

description	pid	Process
Token: SeDebugPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe
Token: 33	2608	chargeable.exe
Token: SeIncBasePriorityPrivilege	2608	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 2936	2228	3cb47c4bbe6856c45fd89eb5eb2723c1.exe	31
PID 2228 wrote to memory of 2936	2228	3cb47c4bbe6856c45fd89eb5eb2723c1.exe	31
PID 2228 wrote to memory of 2936	2228	3cb47c4bbe6856c45fd89eb5eb2723c1.exe	31
PID 2228 wrote to memory of 2936	2228	3cb47c4bbe6856c45fd89eb5eb2723c1.exe	31
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2936 wrote to memory of 2608	2936	chargeable.exe	32
PID 2608 wrote to memory of 2500	2608	chargeable.exe	33
PID 2608 wrote to memory of 2500	2608	chargeable.exe	33
PID 2608 wrote to memory of 2500	2608	chargeable.exe	33
PID 2608 wrote to memory of 2500	2608	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\3cb47c4bbe6856c45fd89eb5eb2723c1.exe
"C:\Users\Admin\AppData\Local\Temp\3cb47c4bbe6856c45fd89eb5eb2723c1.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2228
- 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: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:2608
  - - 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:2500

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:\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
856d95ea07c469a7e3ce4b9bddc5633f

SHA1
919b88bdf748999549f1dd01a253b16dcf37d731

SHA256
28699c2b97928f93c8bfad41e9c52c911c0f0b95f60f9a5718dbfda4d86c19d0

SHA512
a4c931b25d19c904aa7ae4a6a4e145665ab125d256180899af1588482b4c107ba0434d99b143375f44ccd9e2c6419a26d74b9eb607ac877f6aca0bcf463e9199

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

Filesize
344B

MD5
e7b962222e37b56fcc745f0b76afeeec

SHA1
3b6da2ba53ba4206301f9cece230699655467991

SHA256
beb38aff05c0812380f0104890f45ce24ead72bc5cf9baaf3e9b348ad1bfe441

SHA512
ec39331d7fb94d74ed40a2f1e8e1adf0190257c21658a2783f8f457c5dc941074979c133ebbfd28a9085ab4afb8c4f93b421d3af5a34ac70bd5d23b6e0a90d5f

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

Filesize
344B

MD5
b5d4ca1b07e318dde40c85813f996724

SHA1
2e829c3401ed5101d88fd3ab40bf243d5ce8e493

SHA256
dc536ef5deea5746e7a16445910b67878a0a3874ce42ec6ad3ed3505d3314bbb

SHA512
5172a84445f9ba7246369d9a07abc71ce4d233cbe406649c35cc9055667c830fa013c12404c66db98abf44008d74c1555ae76b7e7307fea78ccf69b3e6c83351

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

Filesize
344B

MD5
ebc8b4d85c9a2e857829b64882093cc7

SHA1
48ce07b342363665370adf6b3b5ae65f2496242d

SHA256
ecf0e7127e41ce05c1497384ad0a5ccc918baace79bed1fcdcdfcbdd8feb9d89

SHA512
2ba6af3d6ab9134f4b6c58fe9f94be46059210b203b861e73cb4c3834629fe473791695c11b0332229a0be685483f145aa095b6c815c0076cdd72f08b1c9fd0f

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

Filesize
252B

MD5
ef0a3bc46fb34669b3d09f0ddd161119

SHA1
8eed906fb4f130d5c3ca703b8230210d94d43230

SHA256
5aa8ac08f987435112eb58de60bace8e0a9a6c95b4a4082e4577d6c8c1180d20

SHA512
99b44dcaacfe05c9c46495ba40e6ca31119904104ae585029406458f0591245ae236606cf7e9fd4c0c326fee1fd9a4a91373866934104d4fd08b75532eb56a7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabA594.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarA597.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarC7B2.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
115KB

MD5
8d47ee1fadfac14ea9f9c3425f65e3f3

SHA1
0c7f53951c0fcfe7871e299c0f957463a432e488

SHA256
555415b88a530ddc47d17ed2a8faf58cb2c33dcbae9aa2fd317952bfa8889d14

SHA512
ba0956dd33f99cce071b6f8fe16fd6df39d7d7b07a437abf7ff7c14222bacf32e152cb12055af63e49c8061177d2049ae502ea917c3fabd0b70c581296c35b94

Download Submit
memory/2228-0-0x00000000741C1000-0x00000000741C2000-memory.dmp

Filesize
4KB

Download
memory/2228-201-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2228-22-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2608-361-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2608-364-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2608-363-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads