njrat | 5924842a903efbbc3fd42ece1aa2e9405b92fef908442c218b2a27dc0d1328d8

General

Target

1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe
Size

48KB
MD5

810b91d8cc3eae4a905ea84e7e856b79
SHA1

adc1b9cb064e227017206d6eebc05bd2af4cf3bb
SHA256

5924842a903efbbc3fd42ece1aa2e9405b92fef908442c218b2a27dc0d1328d8
SHA512

3362ad8a7fdd6d0431fc77b032e9207ec45da82b95fab2fec6aec51c66d162f4efa6ba3a2bc5b6fd105ca37aad922401197116dfe4707aca1c4dcf707ecbf1bb

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

easralahtane.ddns.net:3973

Mutex

4c1e56ee7374309d8fa12b913734d668

Attributes

reg_key
4c1e56ee7374309d8fa12b913734d668
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

Microsoft .exe

pid process

1628 Microsoft .exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1484 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe

pid process

1044 1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe

pid	process
1628	Microsoft .exe

pid	process
1484	netsh.exe

pid	process
1044	1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Microsoft .exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\4c1e56ee7374309d8fa12b913734d668 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .."	Microsoft .exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\4c1e56ee7374309d8fa12b913734d668 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Microsoft .exe\" .."	Microsoft .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 19 IoCs

Processes:

Microsoft .exe

description	pid	process
Token: SeDebugPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe
Token: 33	1628	Microsoft .exe
Token: SeIncBasePriorityPrivilege	1628	Microsoft .exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

1760-57-0x00000000004B0000-0x00000000004BC000-memory.exeMicrosoft .exe

description	pid	process	target process
PID 1044 wrote to memory of 1628	1044	1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe	Microsoft .exe
PID 1044 wrote to memory of 1628	1044	1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe	Microsoft .exe
PID 1044 wrote to memory of 1628	1044	1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe	Microsoft .exe
PID 1044 wrote to memory of 1628	1044	1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe	Microsoft .exe
PID 1628 wrote to memory of 1484	1628	Microsoft .exe	netsh.exe
PID 1628 wrote to memory of 1484	1628	Microsoft .exe	netsh.exe
PID 1628 wrote to memory of 1484	1628	Microsoft .exe	netsh.exe
PID 1628 wrote to memory of 1484	1628	Microsoft .exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe
"C:\Users\Admin\AppData\Local\Temp\1760-57-0x00000000004B0000-0x00000000004BC000-memory.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1044

C:\Users\Admin\AppData\Local\Temp\Microsoft .exe
"C:\Users\Admin\AppData\Local\Temp\Microsoft .exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1628

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Microsoft .exe" "Microsoft .exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1484

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\Local\Temp\Microsoft .exe
Filesize
48KB

MD5
810b91d8cc3eae4a905ea84e7e856b79

SHA1
adc1b9cb064e227017206d6eebc05bd2af4cf3bb

SHA256
5924842a903efbbc3fd42ece1aa2e9405b92fef908442c218b2a27dc0d1328d8

SHA512
3362ad8a7fdd6d0431fc77b032e9207ec45da82b95fab2fec6aec51c66d162f4efa6ba3a2bc5b6fd105ca37aad922401197116dfe4707aca1c4dcf707ecbf1bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\Microsoft .exe
Filesize
48KB

MD5
810b91d8cc3eae4a905ea84e7e856b79

SHA1
adc1b9cb064e227017206d6eebc05bd2af4cf3bb

SHA256
5924842a903efbbc3fd42ece1aa2e9405b92fef908442c218b2a27dc0d1328d8

SHA512
3362ad8a7fdd6d0431fc77b032e9207ec45da82b95fab2fec6aec51c66d162f4efa6ba3a2bc5b6fd105ca37aad922401197116dfe4707aca1c4dcf707ecbf1bb

Download Submit
\Users\Admin\AppData\Local\Temp\Microsoft .exe
Filesize
48KB

MD5
810b91d8cc3eae4a905ea84e7e856b79

SHA1
adc1b9cb064e227017206d6eebc05bd2af4cf3bb

SHA256
5924842a903efbbc3fd42ece1aa2e9405b92fef908442c218b2a27dc0d1328d8

SHA512
3362ad8a7fdd6d0431fc77b032e9207ec45da82b95fab2fec6aec51c66d162f4efa6ba3a2bc5b6fd105ca37aad922401197116dfe4707aca1c4dcf707ecbf1bb

Download Submit
memory/1044-54-0x0000000075501000-0x0000000075503000-memory.dmp

Filesize
8KB

Download
memory/1044-55-0x0000000074840000-0x0000000074DEB000-memory.dmp

Filesize
5.7MB

Download
memory/1044-61-0x0000000074840000-0x0000000074DEB000-memory.dmp

Filesize
5.7MB

Download
memory/1484-63-0x0000000000000000-mapping.dmp

Download
memory/1628-57-0x0000000000000000-mapping.dmp

Download
memory/1628-62-0x0000000074840000-0x0000000074DEB000-memory.dmp

Filesize
5.7MB

Download
memory/1628-65-0x0000000074840000-0x0000000074DEB000-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