njrat | 7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0

Analysis

max time kernel
120s
max time network
113s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 18:09

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General

Target

7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe
Size

120KB
MD5

603c3bb9aa374f8715ecafbabfaa1f2e
SHA1

9666c9a99f45865a1c2feaf57d49998f7ae930c0
SHA256

7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0
SHA512

4fef7dbae3d023b7aa1486cf8df5935f9686d72cd646a46935a292573e3d45af70b1783efc660e6976ab721daa0c8c6022c0ac130b09031e78bf37a7351b4a7c
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVgl:P5eznsjsguGDFqGZ2rDL8

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
2972	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
928	chargeable.exe
3020	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2148	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe
2148	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.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"	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.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\\7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe"	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 928 set thread context of 3020	928	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 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	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.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 23 IoCs

description	pid	Process
Token: SeDebugPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe
Token: 33	3020	chargeable.exe
Token: SeIncBasePriorityPrivilege	3020	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 928	2148	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe	29
PID 2148 wrote to memory of 928	2148	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe	29
PID 2148 wrote to memory of 928	2148	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe	29
PID 2148 wrote to memory of 928	2148	7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe	29
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 928 wrote to memory of 3020	928	chargeable.exe	30
PID 3020 wrote to memory of 2972	3020	chargeable.exe	31
PID 3020 wrote to memory of 2972	3020	chargeable.exe	31
PID 3020 wrote to memory of 2972	3020	chargeable.exe	31
PID 3020 wrote to memory of 2972	3020	chargeable.exe	31

C:\Users\Admin\AppData\Local\Temp\7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe
"C:\Users\Admin\AppData\Local\Temp\7a3c485d49f5f7adadcc37283d7b0ac83dfaef636474226b9270ec5459560bc0.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148
- 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:928
- - 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:3020
  - - 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:2972

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

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Downloads

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

Filesize
1KB

MD5
fa84e4bcc92aa5db735ab50711040cde

SHA1
084f1cb4c47fdd3be1c833f58359ec8e16f61eb4

SHA256
6d7205e794fde4219a62d9692ecddf612663a5cf20399e79be87b851fca4ca33

SHA512
261a327ed1dffd4166e215d17bfd867df5b77017ba72c879fb2675cfb8eef48b374f6de41da0e51ba7adb9c0165bb2c831840603e873f6429963afd0cb93007f

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
10485c9312e1ca62920354d4f155a10d

SHA1
f80f76ceeb018f8abbcc6ed95f178bee558fc66c

SHA256
9f908cb3489dacad1198cb6e5857926e9713b815403d79d7589af9daa5ab852b

SHA512
60ea7dee80c112a9e9377fa30e89f771778fd4897fb54a99cb23f93523fc9482e40544a4fffb201b9939a39b7f57eae77d497c6c5f6d92948d36fb11ba9e6568

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

Filesize
342B

MD5
0542d3127fc0cdbe691787ae748732fb

SHA1
6b7886c9b354095241898feac25cc3b7331bd1bd

SHA256
0b5d76c993a597c2fadb4787f75d9346e53212734a2e275fdd230acb0b2810cb

SHA512
144697d0923d04d1c613f66713f5ff62a9ba68a666130006d90d01ab60bb904582b0d6b4bae0c8195029bcc3652818865fc632c2d2ba712bcd6754867478b2f3

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

Filesize
342B

MD5
f84516d6300745309b8cd8484afaeb38

SHA1
216f1f456736ce640297409f19ebbc54a26e8ae6

SHA256
85a74515bf30d0c385e8d37782bbcd7d5a8b9c036a884d7380f1b81fce11bcdf

SHA512
d6f58f898465ab6844e98a876841ef2bc50dc3b714c63d366c6070dda4188ce64bfa85b77653339fc4fed6fcd598972fb87b9b39b39548a48d9a747bbd60e351

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

Filesize
342B

MD5
467b0708e9621408e7d7e41cc2820289

SHA1
aa30325648d5c412895782305b90f173eda10772

SHA256
98a5bd35f8559390463f1e8ab034e055faa166b70f314a25715824b33a420067

SHA512
3da0218389f50b44e6d8fab034c11edd1aaf1a02cb587f907917d44435330d077751667b57756ad7b062bc996ce75a975463620a46f6d3398932c8b179ec8597

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

Filesize
252B

MD5
ceefa6cb88364452535a7fe9cbe3550c

SHA1
e3f855ca3d6f9e1db14e58ece91f965a4a2e98e1

SHA256
a7a0106c3a78ad3fdadfde8c7837cdf88e95ef41e5820a66f1111739ce4efc93

SHA512
8afd4613125cd1beecc1cf0a7f15f86f255818387413d9823ef418d408dd4ed2d1cac0b78c3227b0ebd8b4051f33c0aa7b78b0433732daff17e5c5f027fa00fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab7A21.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar7A53.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
120KB

MD5
e105564aa6e5d57bb505d855eba5ade5

SHA1
3fe428fe5e6a8c13f50c12652ff3a57b49fe3e49

SHA256
253dc8ed529d4e76299b8e55793f89724075e02ef0bbd252a8c5b6996100fc23

SHA512
2a910527c1bce3b53113c37922fca4f0fbe6bcf9350e017587458d2508e85ad04f2360a3e44dce70afbb339ce50bbe3e5698944b619ec70ac51283872e85ff25

Download Submit
memory/2148-193-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-174-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-172-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-0-0x0000000074B31000-0x0000000074B32000-memory.dmp

Filesize
4KB

Download
memory/2148-2-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-1-0x0000000074B30000-0x00000000750DB000-memory.dmp

Filesize
5.7MB

Download
memory/3020-353-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3020-356-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3020-355-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads