njrat | 1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b

General

Target

1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe
Size

29KB
MD5

29866996e016e6f2f3c9cc814807b3a8
SHA1

606306bae6a956be85c37a9ea22b2475abedb149
SHA256

1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b
SHA512

fd8c1d8b27952a26e34495ccc7da8be885405cd9caf69ba3be1ee5725325cc76869b3f33d47df593c99cb1dd0cfc5793907194b222a24138d9010de1b057c4f8
SSDEEP

384:Ios5l7l7EMrof6oyh75NxrimmqDWD4IePUGBsbh0w4wlAokw9OhgOL1vYRGOZzdL:07GMroyn5prsq04IePBKh0p29SgRZ/

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

youssef-el.no-ip.org:5553

Mutex

23556fb1360f366337f97c924e76ead3

Attributes

reg_key
23556fb1360f366337f97c924e76ead3
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Executes dropped EXE 1 IoCs

pid	Process
1628	svchost.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1536	netsh.exe

Loads dropped DLL 1 IoCs

pid	Process
1788	1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\23556fb1360f366337f97c924e76ead3 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\23556fb1360f366337f97c924e76ead3 = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\" .."	svchost.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 18 IoCs

pid	Process
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe
1628	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1628	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1788 wrote to memory of 1628	1788	1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe	27
PID 1788 wrote to memory of 1628	1788	1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe	27
PID 1788 wrote to memory of 1628	1788	1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe	27
PID 1788 wrote to memory of 1628	1788	1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe	27
PID 1628 wrote to memory of 1536	1628	svchost.exe	28
PID 1628 wrote to memory of 1536	1628	svchost.exe	28
PID 1628 wrote to memory of 1536	1628	svchost.exe	28
PID 1628 wrote to memory of 1536	1628	svchost.exe	28

C:\Users\Admin\AppData\Local\Temp\1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe
"C:\Users\Admin\AppData\Local\Temp\1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Users\Admin\AppData\Roaming\svchost.exe
  "C:\Users\Admin\AppData\Roaming\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:1536

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
29KB

MD5
29866996e016e6f2f3c9cc814807b3a8

SHA1
606306bae6a956be85c37a9ea22b2475abedb149

SHA256
1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b

SHA512
fd8c1d8b27952a26e34495ccc7da8be885405cd9caf69ba3be1ee5725325cc76869b3f33d47df593c99cb1dd0cfc5793907194b222a24138d9010de1b057c4f8

Download Submit
C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
29KB

MD5
29866996e016e6f2f3c9cc814807b3a8

SHA1
606306bae6a956be85c37a9ea22b2475abedb149

SHA256
1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b

SHA512
fd8c1d8b27952a26e34495ccc7da8be885405cd9caf69ba3be1ee5725325cc76869b3f33d47df593c99cb1dd0cfc5793907194b222a24138d9010de1b057c4f8

Download Submit
\Users\Admin\AppData\Roaming\svchost.exe

Filesize
29KB

MD5
29866996e016e6f2f3c9cc814807b3a8

SHA1
606306bae6a956be85c37a9ea22b2475abedb149

SHA256
1196190fd68b5e363107ec9f6bdb5a3859b6cd315f72392d64db552ead0fb89b

SHA512
fd8c1d8b27952a26e34495ccc7da8be885405cd9caf69ba3be1ee5725325cc76869b3f33d47df593c99cb1dd0cfc5793907194b222a24138d9010de1b057c4f8

Download Submit
memory/1628-62-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download
memory/1628-64-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download
memory/1788-54-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download
memory/1788-60-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing