njrat | 7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7

General

Target

7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe
Size

23KB
MD5

77cffe535a99ba32ba939db431d5fa10
SHA1

db59fefb9de005accdf660728e47d3577cf43a90
SHA256

7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7
SHA512

fa31d8f28fbb574c954507d661fa56846d5aaa258e759098d368705d044acb9e7e1c8f4f51dc90c44dc37c1e9e46c296e5ef714b9c233b443a05a7bad4e015c4

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

127.0.0.1:8808

Mutex

da73141765181666c75fcf6c94008eee

Attributes

reg_key
da73141765181666c75fcf6c94008eee
splitter
|'|'|

Signatures

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

Processes:

server.exe

pid process

1180 server.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031
Loads dropped DLL 1 IoCs

Processes:

7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe

pid process

1992 7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe

pid	process
1180	server.exe

pid	process
1992	7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

server.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\da73141765181666c75fcf6c94008eee = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\da73141765181666c75fcf6c94008eee = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.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:

server.exe

description	pid	process
Token: SeDebugPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe
Token: 33	1180	server.exe
Token: SeIncBasePriorityPrivilege	1180	server.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exeserver.exe

description	pid	process	target process
PID 1992 wrote to memory of 1180	1992	7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe	server.exe
PID 1992 wrote to memory of 1180	1992	7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe	server.exe
PID 1992 wrote to memory of 1180	1992	7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe	server.exe
PID 1992 wrote to memory of 1180	1992	7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe	server.exe
PID 1180 wrote to memory of 1720	1180	server.exe	netsh.exe
PID 1180 wrote to memory of 1720	1180	server.exe	netsh.exe
PID 1180 wrote to memory of 1720	1180	server.exe	netsh.exe
PID 1180 wrote to memory of 1720	1180	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe
"C:\Users\Admin\AppData\Local\Temp\7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1992

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1180

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
3⤵
PID:1720

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\server.exe
Filesize
23KB

MD5
77cffe535a99ba32ba939db431d5fa10

SHA1
db59fefb9de005accdf660728e47d3577cf43a90

SHA256
7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7

SHA512
fa31d8f28fbb574c954507d661fa56846d5aaa258e759098d368705d044acb9e7e1c8f4f51dc90c44dc37c1e9e46c296e5ef714b9c233b443a05a7bad4e015c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
23KB

MD5
77cffe535a99ba32ba939db431d5fa10

SHA1
db59fefb9de005accdf660728e47d3577cf43a90

SHA256
7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7

SHA512
fa31d8f28fbb574c954507d661fa56846d5aaa258e759098d368705d044acb9e7e1c8f4f51dc90c44dc37c1e9e46c296e5ef714b9c233b443a05a7bad4e015c4

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe
Filesize
23KB

MD5
77cffe535a99ba32ba939db431d5fa10

SHA1
db59fefb9de005accdf660728e47d3577cf43a90

SHA256
7075a0ad7d167b990717f95a36a1292243e649aa628d25381a3aef47a72dafd7

SHA512
fa31d8f28fbb574c954507d661fa56846d5aaa258e759098d368705d044acb9e7e1c8f4f51dc90c44dc37c1e9e46c296e5ef714b9c233b443a05a7bad4e015c4

Download Submit
memory/1180-57-0x0000000000000000-mapping.dmp

Download
memory/1180-61-0x0000000074B50000-0x00000000750FB000-memory.dmp

Filesize
5.7MB

Download
memory/1720-62-0x0000000000000000-mapping.dmp

Download
memory/1992-54-0x0000000075DB1000-0x0000000075DB3000-memory.dmp

Filesize
8KB

Download
memory/1992-55-0x0000000074B50000-0x00000000750FB000-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