Analysis
- max time kernel
150s - max time network
148s - platform
windows10_x64 - resource
win10v20201028 - submitted
11/11/2020, 11:16
General
- Target 1b6f1fe005004eb302cc536bdb4841e2224ca706a9e6ed04ebc7cb86c4bb6ebf.exe
- Size 23KB
- Sample201111-3sqec5lagn
- SHA256 1b6f1fe005004eb302cc536bdb4841e2224ca706a9e6ed04ebc7cb86c4bb6ebf
Score
10/10
Malware Config
Extracted
Family
-
njrat
Version
-
0.7d
Botnet
-
cheat
C2
-
4.tcp.ngrok.io:19451
Mutex
-
efea00bfd82100063e3ba5f5434189d9
Attributes
-
reg_key
efea00bfd82100063e3ba5f5434189d9
-
splitter
|'|'|
Signatures
- njRAT/Bladabindi
Widely used RAT written in .NET.
- Executes dropped EXE 1 IoCs
- Modifies Windows Firewall 1 TTPs
- Adds Run key to start application 2 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of AdjustPrivilegeToken 35 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\1b6f1fe005004eb302cc536bdb4841e2224ca706a9e6ed04ebc7cb86c4bb6ebf.exe"C:\Users\Admin\AppData\Local\Temp\1b6f1fe005004eb302cc536bdb4841e2224ca706a9e6ed04ebc7cb86c4bb6ebf.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\cheat.exe"C:\Users\Admin\AppData\Local\Temp\cheat.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\cheat.exe" "cheat.exe" ENABLE3⤵
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