Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
26/01/2024, 10:35
General
- Target db632c945b6a032e8d731e05859041965696bab877af546c13e5a7c7d06b0d9b.exe
- Size 620KB
- Sample240126-mm3htabfa7
- SHA256 db632c945b6a032e8d731e05859041965696bab877af546c13e5a7c7d06b0d9b
Malware Config
Extracted
-
njrat
-
Platinum
-
png
-
127.0.0.1:7777
-
png.exe
-
reg_key
png.exe
-
splitter
|Ghost|
Signatures
- njRAT/Bladabindi
Widely used RAT written in .NET.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Drops startup file 3 IoCs
- Executes dropped EXE 2 IoCs
- Adds Run key to start application 2 TTPs 2 IoCs
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 33 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\db632c945b6a032e8d731e05859041965696bab877af546c13e5a7c7d06b0d9b.exe"C:\Users\Admin\AppData\Local\Temp\db632c945b6a032e8d731e05859041965696bab877af546c13e5a7c7d06b0d9b.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\RarSFX0\png.exe"C:\Users\Admin\AppData\Local\Temp\RarSFX0\png.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\png.exe"C:\Users\Admin\AppData\Roaming\png.exe"3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
png.exe.log
png.exe
memory/3604-36-0x0000000006B50000-0x0000000006B68000-memory.dmp
memory/3604-33-0x0000000005500000-0x0000000005592000-memory.dmp
memory/3604-39-0x0000000000ED0000-0x0000000000EDA000-memory.dmp
memory/3604-38-0x0000000005390000-0x00000000053A0000-memory.dmp
memory/3604-27-0x00000000729F0000-0x00000000731A0000-memory.dmp
memory/3604-37-0x00000000729F0000-0x00000000731A0000-memory.dmp
memory/3604-31-0x0000000005390000-0x00000000053A0000-memory.dmp
memory/3604-35-0x00000000066E0000-0x0000000006746000-memory.dmp
memory/3604-34-0x00000000064F0000-0x00000000064FA000-memory.dmp
memory/4988-13-0x0000000005530000-0x00000000055CC000-memory.dmp
memory/4988-11-0x0000000000AE0000-0x0000000000AF6000-memory.dmp
memory/4988-28-0x00000000729F0000-0x00000000731A0000-memory.dmp
memory/4988-12-0x00000000729F0000-0x00000000731A0000-memory.dmp
memory/4988-14-0x0000000005B80000-0x0000000006124000-memory.dmp