njrat | 3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28

General

Target

3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
Size

180KB
MD5

f76896af9cfc0316ef7f670c7f5ed927
SHA1

e536ae98ec304649f5bc9f18f9731e54f544228e
SHA256

3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28
SHA512

9f9f904ccd867aa94b8822416641d105ecba9b2e67f9675e48303c696083b50c89f22f831faa9a6a6696004417d141a74ada77d40119c424eb546b47ec0197da
SSDEEP

3072:YbzRtQ/hKbSjSQgBp0kZlqTb/dtzDE+Khtntpsak8rDWtV+:YQoSqhZlQRtzDCt3t4

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

0788878940.no-ip.org:55554

Mutex

46123a2deb0d891e7972ee418c053b39

Attributes

reg_key
46123a2deb0d891e7972ee418c053b39
splitter
|'|'|

Signatures

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

Processes:

windows.exewindows.exe

pid process

1732 windows.exe
376 windows.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

968 netsh.exe

pid	process
1732	windows.exe
376	windows.exe

pid	process
968	netsh.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\46123a2deb0d891e7972ee418c053b39.exe	windows.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\46123a2deb0d891e7972ee418c053b39.exe	windows.exe

Loads dropped DLL 1 IoCs

Processes:

3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe

pid process

888 3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe

pid	process
888	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

windows.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\46123a2deb0d891e7972ee418c053b39 = "\"C:\\Users\\Admin\\AppData\\Roaming\\windows.exe\" .."	windows.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\46123a2deb0d891e7972ee418c053b39 = "\"C:\\Users\\Admin\\AppData\\Roaming\\windows.exe\" .."	windows.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exewindows.exe

description	pid	process	target process
PID 2012 set thread context of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 1732 set thread context of 376	1732	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 use of AdjustPrivilegeToken 21 IoCs

Processes:

3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exewindows.exewindows.exe

description	pid	process
Token: SeDebugPrivilege	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
Token: SeDebugPrivilege	1732	windows.exe
Token: SeDebugPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe
Token: 33	376	windows.exe
Token: SeIncBasePriorityPrivilege	376	windows.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exewindows.exewindows.exe

description	pid	process	target process
PID 2012 wrote to memory of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 2012 wrote to memory of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 2012 wrote to memory of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 2012 wrote to memory of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 2012 wrote to memory of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 2012 wrote to memory of 888	2012	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
PID 888 wrote to memory of 1732	888	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	windows.exe
PID 888 wrote to memory of 1732	888	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	windows.exe
PID 888 wrote to memory of 1732	888	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	windows.exe
PID 888 wrote to memory of 1732	888	3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe	windows.exe
PID 1732 wrote to memory of 376	1732	windows.exe	windows.exe
PID 1732 wrote to memory of 376	1732	windows.exe	windows.exe
PID 1732 wrote to memory of 376	1732	windows.exe	windows.exe
PID 1732 wrote to memory of 376	1732	windows.exe	windows.exe
PID 1732 wrote to memory of 376	1732	windows.exe	windows.exe
PID 1732 wrote to memory of 376	1732	windows.exe	windows.exe
PID 376 wrote to memory of 968	376	windows.exe	netsh.exe
PID 376 wrote to memory of 968	376	windows.exe	netsh.exe
PID 376 wrote to memory of 968	376	windows.exe	netsh.exe
PID 376 wrote to memory of 968	376	windows.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
"C:\Users\Admin\AppData\Local\Temp\3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012

C:\Users\Admin\AppData\Local\Temp\3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
C:\Users\Admin\AppData\Local\Temp\3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28.exe
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:888

C:\Users\Admin\AppData\Roaming\windows.exe
"C:\Users\Admin\AppData\Roaming\windows.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732

C:\Users\Admin\AppData\Roaming\windows.exe
C:\Users\Admin\AppData\Roaming\windows.exe
4⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:376

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\windows.exe" "windows.exe" ENABLE
5⤵
- Modifies Windows Firewall
PID:968

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

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Downloads

C:\Users\Admin\AppData\Roaming\windows.exe
Filesize
180KB

MD5
f76896af9cfc0316ef7f670c7f5ed927

SHA1
e536ae98ec304649f5bc9f18f9731e54f544228e

SHA256
3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28

SHA512
9f9f904ccd867aa94b8822416641d105ecba9b2e67f9675e48303c696083b50c89f22f831faa9a6a6696004417d141a74ada77d40119c424eb546b47ec0197da

Download Submit
C:\Users\Admin\AppData\Roaming\windows.exe
Filesize
180KB

MD5
f76896af9cfc0316ef7f670c7f5ed927

SHA1
e536ae98ec304649f5bc9f18f9731e54f544228e

SHA256
3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28

SHA512
9f9f904ccd867aa94b8822416641d105ecba9b2e67f9675e48303c696083b50c89f22f831faa9a6a6696004417d141a74ada77d40119c424eb546b47ec0197da

Download Submit
C:\Users\Admin\AppData\Roaming\windows.exe
Filesize
180KB

MD5
f76896af9cfc0316ef7f670c7f5ed927

SHA1
e536ae98ec304649f5bc9f18f9731e54f544228e

SHA256
3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28

SHA512
9f9f904ccd867aa94b8822416641d105ecba9b2e67f9675e48303c696083b50c89f22f831faa9a6a6696004417d141a74ada77d40119c424eb546b47ec0197da

Download Submit
\Users\Admin\AppData\Roaming\windows.exe
Filesize
180KB

MD5
f76896af9cfc0316ef7f670c7f5ed927

SHA1
e536ae98ec304649f5bc9f18f9731e54f544228e

SHA256
3e8d65e81df336aa3bac5b1d332e075fe48c2b6e256c004f1635168674883f28

SHA512
9f9f904ccd867aa94b8822416641d105ecba9b2e67f9675e48303c696083b50c89f22f831faa9a6a6696004417d141a74ada77d40119c424eb546b47ec0197da

Download Submit
memory/376-86-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/376-82-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/376-73-0x000000000040748E-mapping.dmp

Download
memory/888-61-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/888-59-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/888-64-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/888-56-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/888-71-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/888-57-0x000000000040748E-mapping.dmp

Download
memory/968-84-0x0000000000000000-mapping.dmp

Download
memory/1732-81-0x0000000002065000-0x0000000002076000-memory.dmp

Filesize
68KB

Download
memory/1732-80-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/1732-83-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/1732-67-0x0000000000000000-mapping.dmp

Download
memory/2012-54-0x0000000075281000-0x0000000075283000-memory.dmp

Filesize
8KB

Download
memory/2012-65-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download
memory/2012-63-0x0000000000EC5000-0x0000000000ED6000-memory.dmp

Filesize
68KB

Download
memory/2012-55-0x0000000074270000-0x000000007481B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads