njrat | 01ffe9d6f323a1dafd7dbe75338596cb03cdbe970cdc964543ae03006c1ece85

Analysis

max time kernel
145s
max time network
152s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 19:06

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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
2288	netsh.exe

Executes dropped EXE 2 IoCs

pid	Process
3052	chargeable.exe
2924	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2948	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
2948	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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\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 3052 set thread context of 2924	3052	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	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.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	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe
Token: 33	2924	chargeable.exe
Token: SeIncBasePriorityPrivilege	2924	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 3052	2948	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	31
PID 2948 wrote to memory of 3052	2948	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	31
PID 2948 wrote to memory of 3052	2948	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	31
PID 2948 wrote to memory of 3052	2948	201b2bf97ddea77b00751cc452d4e9075c96d457f044b15577048454430f0742.exe	31
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 3052 wrote to memory of 2924	3052	chargeable.exe	32
PID 2924 wrote to memory of 2288	2924	chargeable.exe	33
PID 2924 wrote to memory of 2288	2924	chargeable.exe	33
PID 2924 wrote to memory of 2288	2924	chargeable.exe	33
PID 2924 wrote to memory of 2288	2924	chargeable.exe	33

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:2948
- 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:3052
- - 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:2924
  - - 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:2288

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\MetaData\37C951188967C8EB88D99893D9D191FE

Filesize
264B

MD5
9c758da6d2ba9f94b3a96e2763dbc372

SHA1
33a65ac7963407045efea5e12348d5641d3ff1c7

SHA256
d074de395098c6ccdf9792a45dc2ad57f93378254b0ba5beee27a4981575532b

SHA512
eff93b7cebee0538bab931b1a005858bf2557bb707eaa841fbf3a8c67b95b3fb471ed2f71fe7430fe31f1358e943d6ad7298679cd4b244d4c9045854fe341db9

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

Filesize
344B

MD5
203534c2f476b1877e21d6930d895946

SHA1
72ff9be9a0daba2342cd3a2dff073c97db49f44c

SHA256
816905ef7eefcfd21c291553641aad6628103fe496a82c681472a41d3c1bccc8

SHA512
40cfdf3cdf02636615de65d93dd9de542888eac8e9926b4858bab37873498ab7d5a2482f504bf70c5d907dee5f1eb8013e2c4fd96b0a9e423aea882b17ad968e

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

Filesize
344B

MD5
d9f4e1bb3411292e016711219ba16ab2

SHA1
1efcec1c8ff5f3f9ca2851a2b3045af263715b10

SHA256
e9817ef958598f49d4d70b73216f79c10a76f2726912530e88cbace65ec609a6

SHA512
cc97a932bb22af4cf2a947062275591fa2d3f006be720d214855bcec36e2df091783cd13b8ef8a04e95b9370242b6abef348435f18981380475b2140899b000b

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

Filesize
344B

MD5
338e3e6b6183c500e9eb19c1abfe76fa

SHA1
1c126d9353c0bd0f6df00a112db4c4900e3d4e07

SHA256
e9b943ed6a99526de7a886cd090c0e7227c26e880435cf8314e27a08426986e4

SHA512
4adc2f922b49a947b1e3c8dc2a2bf43ccd70ca21d73f1da26447e8031c3bd4b7fcb4e949d0063248e8eeee9b93e0aae1ca150c521e21f6fb5a8a51292ec0e600

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabF069.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarF07C.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarFA17.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
115KB

MD5
b47ac12ab6b24e775fb816bb8b63686c

SHA1
b67822a9a49c723a138e8b4a8b6f1e8d35d80101

SHA256
54742f19561ba07402e065b764adf34294f53a6844b54e44874e882feedea1fd

SHA512
a17ea8ef137abec9b837bc58a03ece02b4a980e82acc40274ba2af619cd47166772bf54d9234a97493726a300e50d2d1f1639bbe05ed12067443a63e0897bce0

Download Submit
memory/2924-358-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2924-361-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2924-360-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2948-178-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2948-194-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2948-0-0x0000000074D91000-0x0000000074D92000-memory.dmp

Filesize
4KB

Download
memory/2948-1-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download
memory/2948-2-0x0000000074D90000-0x000000007533B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads