Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
09/10/2026, 16:19
General
- Target jaffacakes118_HEUR.Hoax.Win32.FlashApp.a.exe
- Size 94KB
- Sample261009-tsk92sgz5j
- SHA256 1833a6225e7c62baa2337ef840f76a5e498058a4214607a7c2fcef060cb0eb4e
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Direct Volume Access: Opens a physical disk for reading 1 TTPs 16 IoCs
Opens a raw handle to a physical disk, which bypasses file system access controls and is used for disk inspection, anti-VM checks and privilege checks.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Hoax.Win32.FlashApp.a.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Hoax.Win32.FlashApp.a.exe"1⤵
- Checks computer location settings
- Direct Volume Access: Opens a physical disk for reading
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Dbv..bat" > nul 2> nul2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Dbv..bat
memory/4896-0-0x00000000004A0000-0x00000000004A1000-memory.dmp
memory/4896-2-0x00000000022A0000-0x00000000022A1000-memory.dmp
memory/4896-1-0x00000000022A0000-0x00000000022A1000-memory.dmp
memory/4896-4-0x0000000000400000-0x000000000041D000-memory.dmp