njrat | 3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688

General

Target

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
Size

56KB
MD5

a18ec598943bf1d2385feb79528082e8
SHA1

39069a6598657ae0dc9ede722cecd629a8c9d315
SHA256

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688
SHA512

dd1e9c0562a56c58b39501bb07c66450692ad0387fb4b8b580c74371dc83bc5ed7815c6cb7fc72200ade593b724a4eef9ede4be0d7be0fad40db8736c1bf8ecd

Score

10^/10

njrat zombie evasion persistence trojan

Malware Config

Extracted

Family

njrat

Botnet

Zombie

Mutex

2b0b46ffac65ee5caab788b335debf15

Attributes

reg_key
2b0b46ffac65ee5caab788b335debf15

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 2 IoCs

Processes:

Windows.exeWindows.exe

pid process

1276 Windows.exe
1192 Windows.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
1276	Windows.exe
1192	Windows.exe

Drops startup file 2 IoCs

Processes:

Windows.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2b0b46ffac65ee5caab788b335debf15.exe	Windows.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\2b0b46ffac65ee5caab788b335debf15.exe	Windows.exe

Loads dropped DLL 2 IoCs

Processes:

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exeWindows.exe

pid process

1084 3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
1276 Windows.exe

pid	process
1084	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
1276	Windows.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Windows.exe3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run\2b0b46ffac65ee5caab788b335debf15 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Windows.exe\" .."	Windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2b0b46ffac65ee5caab788b335debf15 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Windows.exe\" .."	Windows.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\CqPZXrToFT = "C:\\Users\\Admin\\AppData\\Roaming\\rNJNqDwAZW\\mWCAWkDdCt.exe"	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exeWindows.exe

description	pid	process	target process
PID 1936 set thread context of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1276 set thread context of 1192	1276	Windows.exe	Windows.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe

pid process

1936 3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe

pid	process
1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

Processes:

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exeWindows.exe

description	pid	process
Token: SeDebugPrivilege	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
Token: SeDebugPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe
Token: 33	1192	Windows.exe
Token: SeIncBasePriorityPrivilege	1192	Windows.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exeWindows.exeWindows.exe

description	pid	process	target process
PID 1936 wrote to memory of 1168	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1168	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1168	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1168	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1936 wrote to memory of 1084	1936	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
PID 1084 wrote to memory of 1276	1084	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	Windows.exe
PID 1084 wrote to memory of 1276	1084	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	Windows.exe
PID 1084 wrote to memory of 1276	1084	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	Windows.exe
PID 1084 wrote to memory of 1276	1084	3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1276 wrote to memory of 1192	1276	Windows.exe	Windows.exe
PID 1192 wrote to memory of 2004	1192	Windows.exe	netsh.exe
PID 1192 wrote to memory of 2004	1192	Windows.exe	netsh.exe
PID 1192 wrote to memory of 2004	1192	Windows.exe	netsh.exe
PID 1192 wrote to memory of 2004	1192	Windows.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
"C:\Users\Admin\AppData\Local\Temp\3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936

C:\Users\Admin\AppData\Local\Temp\3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
"C:\Users\Admin\AppData\Local\Temp\3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe"
2⤵
PID:1168

C:\Users\Admin\AppData\Local\Temp\3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe
"C:\Users\Admin\AppData\Local\Temp\3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1084

C:\Users\Admin\AppData\Local\Temp\Windows.exe
"C:\Users\Admin\AppData\Local\Temp\Windows.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1276

C:\Users\Admin\AppData\Local\Temp\Windows.exe
"C:\Users\Admin\AppData\Local\Temp\Windows.exe"
4⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Windows.exe" "Windows.exe" ENABLE
5⤵
PID:2004

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\Windows.exe
Filesize
56KB

MD5
a18ec598943bf1d2385feb79528082e8

SHA1
39069a6598657ae0dc9ede722cecd629a8c9d315

SHA256
3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688

SHA512
dd1e9c0562a56c58b39501bb07c66450692ad0387fb4b8b580c74371dc83bc5ed7815c6cb7fc72200ade593b724a4eef9ede4be0d7be0fad40db8736c1bf8ecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Windows.exe
Filesize
56KB

MD5
a18ec598943bf1d2385feb79528082e8

SHA1
39069a6598657ae0dc9ede722cecd629a8c9d315

SHA256
3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688

SHA512
dd1e9c0562a56c58b39501bb07c66450692ad0387fb4b8b580c74371dc83bc5ed7815c6cb7fc72200ade593b724a4eef9ede4be0d7be0fad40db8736c1bf8ecd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Windows.exe
Filesize
56KB

MD5
a18ec598943bf1d2385feb79528082e8

SHA1
39069a6598657ae0dc9ede722cecd629a8c9d315

SHA256
3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688

SHA512
dd1e9c0562a56c58b39501bb07c66450692ad0387fb4b8b580c74371dc83bc5ed7815c6cb7fc72200ade593b724a4eef9ede4be0d7be0fad40db8736c1bf8ecd

Download Submit
\Users\Admin\AppData\Local\Temp\Windows.exe
Filesize
56KB

MD5
a18ec598943bf1d2385feb79528082e8

SHA1
39069a6598657ae0dc9ede722cecd629a8c9d315

SHA256
3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688

SHA512
dd1e9c0562a56c58b39501bb07c66450692ad0387fb4b8b580c74371dc83bc5ed7815c6cb7fc72200ade593b724a4eef9ede4be0d7be0fad40db8736c1bf8ecd

Download Submit
\Users\Admin\AppData\Local\Temp\Windows.exe
Filesize
56KB

MD5
a18ec598943bf1d2385feb79528082e8

SHA1
39069a6598657ae0dc9ede722cecd629a8c9d315

SHA256
3fea4293884a17a3f087ad02edb9cf23762085bd39b189b5875bf3f00f3cd688

SHA512
dd1e9c0562a56c58b39501bb07c66450692ad0387fb4b8b580c74371dc83bc5ed7815c6cb7fc72200ade593b724a4eef9ede4be0d7be0fad40db8736c1bf8ecd

Download Submit
memory/1084-65-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-57-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-63-0x00000000004097BE-mapping.dmp

Download
memory/1084-62-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-67-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-61-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-60-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1084-58-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1192-80-0x00000000004097BE-mapping.dmp

Download
memory/1276-69-0x0000000000000000-mapping.dmp

Download
memory/1276-72-0x00000000008A0000-0x00000000008B4000-memory.dmp

Filesize
80KB

Download
memory/1936-56-0x0000000000290000-0x000000000029A000-memory.dmp

Filesize
40KB

Download
memory/1936-54-0x0000000000970000-0x0000000000984000-memory.dmp

Filesize
80KB

Download
memory/1936-55-0x0000000075C31000-0x0000000075C33000-memory.dmp

Filesize
8KB

Download
memory/2004-86-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads