njrat | 2650cfb26e7feaecef2d3b0f97656bdb1d37b64b206d78f18555eede941ad871

Analysis

max time kernel
147s
max time network
147s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 06:46

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General

Target

5d4d2cb40386a5a31f997e2064ec803f.exe
Size

116KB
MD5

5d4d2cb40386a5a31f997e2064ec803f
SHA1

ae48f5e63e222b32d92ac2a12c9a473186cfaf5d
SHA256

2650cfb26e7feaecef2d3b0f97656bdb1d37b64b206d78f18555eede941ad871
SHA512

95312ac8179f8ac93fcf0e94b8da0fd5a91a9a49ed8fa632b7409b33c771aeb619fc458f2de97993b03cd40c48cb8671f85c9532a4ff597e3fbdbf3a56c7c51a
SSDEEP

1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDL1:P5eznsjsguGDFqGZ2rDL1

Score

10^/10

njrat neuf evasion 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/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2864	netsh.exe

Executes dropped EXE 3 IoCs

pid	Process
2680	chargeable.exe
2996	chargeable.exe
3012	chargeable.exe

Loads dropped DLL 2 IoCs

pid	Process
2368	5d4d2cb40386a5a31f997e2064ec803f.exe
2368	5d4d2cb40386a5a31f997e2064ec803f.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-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\confuse = "C:\\Users\\Admin\\AppData\\Roaming\\confuse\\chargeable.exe"	5d4d2cb40386a5a31f997e2064ec803f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysMain = "C:\\Users\\Admin\\AppData\\Local\\Temp\\5d4d2cb40386a5a31f997e2064ec803f.exe"	5d4d2cb40386a5a31f997e2064ec803f.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2680 set thread context of 2996	2680	chargeable.exe	30
PID 2680 set thread context of 3012	2680	chargeable.exe	29

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

Suspicious use of AdjustPrivilegeToken 33 IoCs

description	pid	Process
Token: SeDebugPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe
Token: 33	2996	chargeable.exe
Token: SeIncBasePriorityPrivilege	2996	chargeable.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2680	2368	5d4d2cb40386a5a31f997e2064ec803f.exe	28
PID 2368 wrote to memory of 2680	2368	5d4d2cb40386a5a31f997e2064ec803f.exe	28
PID 2368 wrote to memory of 2680	2368	5d4d2cb40386a5a31f997e2064ec803f.exe	28
PID 2368 wrote to memory of 2680	2368	5d4d2cb40386a5a31f997e2064ec803f.exe	28
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 2996	2680	chargeable.exe	30
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2680 wrote to memory of 3012	2680	chargeable.exe	29
PID 2996 wrote to memory of 2864	2996	chargeable.exe	31
PID 2996 wrote to memory of 2864	2996	chargeable.exe	31
PID 2996 wrote to memory of 2864	2996	chargeable.exe	31
PID 2996 wrote to memory of 2864	2996	chargeable.exe	31

C:\Users\Admin\AppData\Local\Temp\5d4d2cb40386a5a31f997e2064ec803f.exe
"C:\Users\Admin\AppData\Local\Temp\5d4d2cb40386a5a31f997e2064ec803f.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- 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
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    PID:3012
- - C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2996
  - - 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
      PID:2864

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

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
cba2426f2aafe31899569ace05e89796

SHA1
3bfb16faefd762b18f033cb2de6ceb77db9d2390

SHA256
a465febe8a024e3cdb548a3731b2ea60c7b2919e941a24b9a42890b2b039b85a

SHA512
395cce81a7966f02c49129586815b833c8acfe6efbb8795e56548f32819270c654074622b7fa880121ce7fbd29725af6f69f89b8c7e02c64d1bbffbfe0620c68

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

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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

Filesize
1KB

MD5
fc1193c6345ac35188aa3de0f824ceb7

SHA1
8fb5606f5380ac6ace7bb4e7c71b6750362e8c5f

SHA256
bdfb8faff4c0c0a15c642890a5544bd32f930f55ca199470dbd4736a32d6e200

SHA512
480a3ad52cf215db3cede6ad93293f8f031c2cb7a190c6f4cbcd0f3eb06f5c81c7f13d304a495945192e759ab5403245acef7be0149b8615ce2b194927f3dec4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE

Filesize
264B

MD5
21b78e98d20567c350c9ff0b6d419084

SHA1
aa233be2cadfd1b44e7c969723d9efe0c432f59a

SHA256
71ed0b3bbc203f2ac956e785fa83cadbd83908d2436bef6bff70e5bd774e2745

SHA512
9ce0de6891a48d459916831b91eb9ec187a05d02a406643ae53f64b2a2977105c7c5e2e407236fe4d9be4aa67eff9cebee8ac807e9af02069a1bb46e429deb31

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

Filesize
342B

MD5
ce89d6cc52c9597006d92369f976b6cc

SHA1
e35ba46ad14144d2934584c5ad1362eb3e8fc243

SHA256
e3f80b11507ff955bb45164def1dfd378f6a7de194ea0c1962f82b57d8db536e

SHA512
52a8466eb891f5c336e94e07adc7254066d141a91091d3369a52c1cf5dfc932a794299c8a82241398822d1ad8f3c1c82efd69ea5374fa12f22d4efb6b0ad0ced

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

Filesize
342B

MD5
852aeadbe12a8cd63982d61c6c052edc

SHA1
ff280f6457a6cd75880fa1637e712c16659b0d84

SHA256
a305bdf5db9540039521e5687baea85162170545eab4d4826cb6db40e86fa3ff

SHA512
c2e8086398981d8535b6fcbfdcd6fa89a1af2273907ec36eb5e011c6b1c4c797796c479f97a32ef4aa65d4b93216cf3c012fa9ca04d38b8c8918f2b3f85e8416

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

Filesize
342B

MD5
8ba00f9d3906486cb1454374c0e0584f

SHA1
cd05afbd7184b204d8f1b1d2279395fbd47b9822

SHA256
9d479d6f8a151111392148675cc65d5729eefc603127a81acadf438cce23a88b

SHA512
2ddcea641db3a9bc027fd17a56b2b702d6494f4b0831e97be202fff92f252b45439b70038291d19470d6aa773a4431f7c6d1938ae64244f61e0a197e3f7dff20

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

Filesize
252B

MD5
9075261a237a51625a99fb3db6e3b715

SHA1
fd9a043554277a25c35bcf10bad7e9929331aa51

SHA256
698b92ebb0cd4cdcb606fcec847a2ecd6cff586d0c57afe3b88c0b54cf9ac50e

SHA512
f62fc62d0232b34c48225b598fc96f04b0b0f8d04b0cf68811924e0298c41b8bdffd701c34318d888cd54b72c5e9f99e76d632c3ee73e5b305165a22242136da

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
f9d9091320ad24d7cdb945235697bb78

SHA1
e2e940e80a232e534e53533fb2528fd8f6095336

SHA256
60c7beeb7bdf30731f314327f2690acaf7d8b48d008153a567bd663de22178f2

SHA512
ecd4a4ce483a272758f11367d3dfa8e9ce2badd6aa21a5900ea10168383911cb246ce04813ab956c267625668544da037f1844b0aa8eed7f2be0161af3b5e54f

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar1E20.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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

Filesize
116KB

MD5
6ac8aeda60cb0fd42f6f646c205bdd72

SHA1
597b3cae8bffb09d3d42871cbf5f02dfcbd5b433

SHA256
20b583064a8a49b94c22d348a8954123dc61a8976294d636d165f1baf204a853

SHA512
05077afe333eb6d809a552eb36abbc39687d3c35930f1a368102a3511689a2f07f0a3b2a271d4b46f8ac2dd5371c2e66062372ab7567f466a2f41d7af0d27087

Download Submit
memory/2368-211-0x0000000074AC0000-0x000000007506B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-0-0x0000000074AC1000-0x0000000074AC2000-memory.dmp

Filesize
4KB

Download
memory/2368-2-0x0000000074AC0000-0x000000007506B000-memory.dmp

Filesize
5.7MB

Download
memory/2368-1-0x0000000074AC0000-0x000000007506B000-memory.dmp

Filesize
5.7MB

Download
memory/2996-368-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2996-367-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2996-363-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads