Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
29-01-2025 15:06
General
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Target
e8fc3de9676ab8497431ef07b81b79f8.exe
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Size
292KB
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MD5
e8fc3de9676ab8497431ef07b81b79f8
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SHA1
35dc1c30457357de4791ab34ac9a05313a883aa2
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SHA256
7cd2a6e49db953a85272081f68ed2fb26dcba2e1e4e23c667834698efd837d33
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SHA512
26242df26b55a62ca95e5d6cef9043ede595986fb7bf4eb0ca3b79776b3d5a3e44959d844b33f0b6dfc3374b30f3cc823fda6a45bc66b39a414a105193c23bad
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SSDEEP
6144:IFmHGc98/zJ4I2K+qq74QJzAuN2WTf1Iv2N:IFmHGc98VF1q0QJz7NdOI
Malware Config
Extracted
njrat
0.7d
VIP@2025
volkatv500.sytes.net:999
96801fb0ab05f61df158b5857cd5944d
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reg_key
96801fb0ab05f61df158b5857cd5944d
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splitter
|'|'|
Signatures
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Njrat family
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njRAT/Bladabindi
Widely used RAT written in .NET.
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Modifies Windows Firewall 2 TTPs 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Drops startup file 2 IoCs
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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
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Suspicious use of AdjustPrivilegeToken 38 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e8fc3de9676ab8497431ef07b81b79f8.exe"C:\Users\Admin\AppData\Local\Temp\e8fc3de9676ab8497431ef07b81b79f8.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\winhelpe.bat"C:\Users\Admin\AppData\Roaming\winhelpe.bat"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\winhelpe.bat" "winhelpe.bat" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
292KB
MD5e8fc3de9676ab8497431ef07b81b79f8
SHA135dc1c30457357de4791ab34ac9a05313a883aa2
SHA2567cd2a6e49db953a85272081f68ed2fb26dcba2e1e4e23c667834698efd837d33
SHA51226242df26b55a62ca95e5d6cef9043ede595986fb7bf4eb0ca3b79776b3d5a3e44959d844b33f0b6dfc3374b30f3cc823fda6a45bc66b39a414a105193c23bad
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
392KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
4KB
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Filesize
40KB
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Filesize
304KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
4KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
32KB
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Filesize
624KB
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Filesize
4.8MB
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Filesize
664KB
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Filesize
9.6MB
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Filesize
9.6MB