njrat | 189c456c653e587b81b4f3950b102a94c4570c2a7057c50b138b511162a2c46a

Analysis

max time kernel
147s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:13

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General

Target

8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
Size

115KB
MD5

7d56c9dc9066f6e5f4188bc308f246f8
SHA1

b6143ad19be223a165f2566bb99d2f8d9ad7f317
SHA256

8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83
SHA512

2e16887ecd73d42b3c6d2f041703d9f689bc467b7d12c606c8f76117fb27f433dae5b3b0b2454968991df73b535c187ccce0fb08854b1fb05048f8ef6f8e05ec
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDI4:P5eznsjsguGDFqGZ2rDI4

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
2756	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
1616	chargeable.exe
2768	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2540	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
2540	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.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"	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.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\\8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe"	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1616 set thread context of 2768	1616	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	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.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 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe
Token: 33	2768	chargeable.exe
Token: SeIncBasePriorityPrivilege	2768	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 1616	2540	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	30
PID 2540 wrote to memory of 1616	2540	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	30
PID 2540 wrote to memory of 1616	2540	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	30
PID 2540 wrote to memory of 1616	2540	8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe	30
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 1616 wrote to memory of 2768	1616	chargeable.exe	31
PID 2768 wrote to memory of 2756	2768	chargeable.exe	33
PID 2768 wrote to memory of 2756	2768	chargeable.exe	33
PID 2768 wrote to memory of 2756	2768	chargeable.exe	33
PID 2768 wrote to memory of 2756	2768	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe
"C:\Users\Admin\AppData\Local\Temp\8a4e1b5c2998360f622e0279dee68fb7e7130c4a0fa23749b404f70c10dfcd83.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- 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:1616
- - 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:2768
  - - 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:2756

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
86e39b975a686d7403baef4abbb5b89e

SHA1
c47dae799ea657614b94e750fbab0b927aadca7c

SHA256
00d7e44e9770dc19d90425858f787108d325f7b23b34fce8fb6bdc0de7d9766e

SHA512
d8aefdb4c6862e44c6a75d7a9cdbf24811c28fb01b80679771a39a9475282fc01d849caef3b33fe3df2e456e2270945e1e38581016f0e62418740afbbece74cb

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

Filesize
344B

MD5
6a73202b87ebb78c8c997b1b4c8a39f4

SHA1
f8844b825242878e8cd3546f4e10aa539de5aa00

SHA256
bd17c083a23d9a9eb53cecd4958d894a64ce22823c4c0a2c108679651a894acc

SHA512
559f8eef99d2b159212c85b1cfdcd708622463c071412a48a7a7380b163ffdecf66a626579eeaad932f6c638069d978343680d69a844725040abdba99d4cf0f1

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

Filesize
344B

MD5
99c994ae4f1eaf74bd7ff65ce623d6bb

SHA1
d6dc2a51796a83e92ba2ae5ffb5f4d5601fba68e

SHA256
0fe7945d538302f45d3d14f9c5ca525a176385497fbecac260fc9424f76076a0

SHA512
0a0826d4a095db75bf153640a1d1c0f03d2f7ef31fff8ecee71ad21eebfb41bc8345a19f0b4128062a66610e379f81435f52a86edede663fc783e2f8bf4352da

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

Filesize
344B

MD5
86aa758d557779bf2f7634037fed482c

SHA1
417f5a220bcd0b6453ad1f5c1186d91c28b47dd0

SHA256
9ecfd15c09e343584458c513c2f0e8feb93d7816820a0f9aa11a4de9cbaf1e8c

SHA512
5d449ebd37e7d66386ea2f461bcfbf4a93e653e21ce6fbb194f42c71367b3d2e3ecf04632d2cb8da12ce6d210aec283acc1ca7cc3e5f992db5302a5030038e55

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

Filesize
252B

MD5
89e949215f97ab6787437d86f0950891

SHA1
89a4b554c46321f0e8878ff24dd926270c4bdc29

SHA256
16e9574fe384a1df3117c5494ad7e413d504093339b17e16b5d9aedf59cad8cd

SHA512
1f7112ffa22871805b2fa0a67c7a4b79f3eedae5a298e1043edf559452aca112b0d3f4573bd943af9f23c457484c61f27024d94322e3ee8c581a46af1da58480

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab9677.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar969A.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar98A6.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
115KB

MD5
bf1ff9c13b708524e108faa3cd8ac26a

SHA1
cc6cd7bed4189525311d4fbd0b455a73b5610f8b

SHA256
000ee872e0831ae3b58cdd63e1ae42e209994b343673278364dab187ad1e7405

SHA512
9015b30274fb2afe2863b9589b6fce9984914b88f94d6400e2041b36c674140766031d1e11e7a28cf66707b42daa6e11af3ba21d81bae98a75032311af56fe1a

Download Submit
memory/2540-184-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2540-2-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2540-1-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2540-0-0x0000000074631000-0x0000000074632000-memory.dmp

Filesize
4KB

Download
memory/2540-194-0x0000000074630000-0x0000000074BDB000-memory.dmp

Filesize
5.7MB

Download
memory/2768-363-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2768-366-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2768-365-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads