njrat | 8e52ba8956d643c96cdeb75c43492302cf710a3d2acc852442930dedbe9ea1bb

Analysis

max time kernel
147s
max time network
151s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:18

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General

Target

ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe
Size

115KB
MD5

6fbcb0aec527717a65e2daf76136918a
SHA1

b386242c0e7cd39bca902bf6c2bba251c57eeb3e
SHA256

ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd
SHA512

4577b1388edc609beb91c001eedec5d68b72963b5d5a2481e7d54d326626233aa6ca30a5b5c0bfe07e736c397b6d71e4f1b3d526f35ce118b1f336e8c716e069
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat61/:P5eznsjsguGDFqGZ2ri1/

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
2052	chargeable.exe
1280	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2368	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe
2368	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.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\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe"	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe
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"	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2052 set thread context of 1280	2052	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	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.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	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe
Token: 33	1280	chargeable.exe
Token: SeIncBasePriorityPrivilege	1280	chargeable.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2052	2368	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe	30
PID 2368 wrote to memory of 2052	2368	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe	30
PID 2368 wrote to memory of 2052	2368	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe	30
PID 2368 wrote to memory of 2052	2368	ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe	30
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 2052 wrote to memory of 1280	2052	chargeable.exe	31
PID 1280 wrote to memory of 2756	1280	chargeable.exe	33
PID 1280 wrote to memory of 2756	1280	chargeable.exe	33
PID 1280 wrote to memory of 2756	1280	chargeable.exe	33
PID 1280 wrote to memory of 2756	1280	chargeable.exe	33

C:\Users\Admin\AppData\Local\Temp\ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe
"C:\Users\Admin\AppData\Local\Temp\ea5b328e16846035adbbb9b261ee4ae28a27ef84788fbf339ed55c110672d2cd.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- 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:2052
- - 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:1280
  - - 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\MetaData\37C951188967C8EB88D99893D9D191FE

Filesize
264B

MD5
c6e44c5027206c2d20c0a3eb4a6e8bd8

SHA1
ea9e7926521c0c77fd11c0c43e603399693cc1f9

SHA256
0b2cd4ce18cc041e09a87dc5f128179549f930cbdd89f687f851b7d2b38310c6

SHA512
a83bb7f361b8fc8e20faea7baae35abb4bb61d0b250bed8f9e870edc3d69bef1b2680433995f4919ed694434064faa211ebaadcdd9cba846a0fb49783b50e2b0

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

Filesize
344B

MD5
5a54baac72fd72288169ee18a5251fcb

SHA1
7ceb561713e00cf76a872aa599c297a00cc8ede8

SHA256
75cafdaebf5826d1cde994b6797ce7a6581d7ea26f777e067655ed08bfc4d97b

SHA512
5439eded459af1111782382049ef207537b55c1e7e382042486f1b5c85e9be9eafe62e5c08205ea5a98fa50492d1d69ae476d410f2a554c12e241f899e5a1b61

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

Filesize
344B

MD5
577dedcd02c64e9e098b218e274720ee

SHA1
7523b253d7f7499664981465ec61eedd0b4fe9b1

SHA256
18f270c54a63988c3d12cf95841c10d968302bdfa7c669dcef2d54a064e4fa73

SHA512
390a303250757cfeca6f62e58f325c62289382417c266cc4d0bd6cd963a57e2473464b848be653c4d7778f5dfde383fcb8c7136bbe6504884f05d3501272ef9e

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

Filesize
344B

MD5
1cc3953f0c8a93b55b282b4df062ef98

SHA1
f70de43d184ba06799622c3178538bfdcefe06a4

SHA256
04fad0e970ae03d74bff2b70d620bfba17dbe753ed7dddb6c594c62c82e387bd

SHA512
56b0dffe71885011b77fca20ad25d48eb5e2f0853206301cc0df0a3371ca1d52907feb896ee60dc2dbc40f7a2efc0af84cf5ce88f29961663bab8b9cbdd60288

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab8EBA.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar8ECD.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar90E9.tmp

Filesize
183KB

MD5
109cab5505f5e065b63d01361467a83b

SHA1
4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

SHA256
ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

SHA512
753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

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

Filesize
115KB

MD5
199a888f791738d9cb17ca238345e3e8

SHA1
c111288ea35d4573e7e4532f8c741611032273b4

SHA256
cfdae79ff6338b12bd07462fe9ce62e6325c715458eb170e15078dd8d5c80bc7

SHA512
bb100cf049195532055cd08769bcb4f0924d411b66541e293cbb7877eb2f9e4e97781b26e04f6f3bd1e88c672e573195c021a3c7e11b9fa25a248d892170121d

Download Submit
memory/1280-361-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1280-360-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/1280-358-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2368-181-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-191-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-0-0x00000000741C1000-0x00000000741C2000-memory.dmp

Filesize
4KB

Download
memory/2368-16-0x00000000741C0000-0x000000007476B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-1-0x00000000741C0000-0x000000007476B000-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